Posters by Session

(95) Application of Machine Learning in the detection of four chamber abnormalities

(96) Maternal and Pregnancy outcomes following Management of Acute Appendicitis during Pregnancy in the United States

(97) Induction of labor at 12 vs. 24-hours for prelabor rupture of membranes: a retrospective study

(98) Is subfebrile fever during prolonged ROM (>12 hours) related to infectious outcomes?

(99) A meta-analysis on the impact of doula care on Cesarean section rates

(100) Artificial intelligence (machine learning) and molecular classification of sibling twin (TW) placentas in preeclampsia (PE).

(101) Impact of treatment for prenatal depression on cardiovascular disease 24 months after delivery

(102) Circulating EV-miRNA profile in pregnant persons with opioid use disorder treated with buprenorphine

(103) Assessing Tranexamic Acid Utilization for Management of Postpartum Hemorrhage at Referral Facilities in Ghana

(104) Adverse Maternal Obstetric Outcomes by HIV Status in Botswana: Data from the ‘Treat-All’ HIV Era

(105) Medication Effectiveness in the Treatment of Insomnia in 3rd Trimester Pregnancies

(106) Comparison of Surgical Techniques for Subcutaneous Closure During Cesarean Deliveries Complicated by Super Obesity

(107) The Association of Body Mass Index with Engagement in a Perinatal Collaborative Care Model

(108) Unique maternal immunoproteomic signatures by trimester and in response to de novo mRNA vaccination

(109) Prenatal diagnostic testing trends in the era of cell-free DNA screening

(111) Establishing a Risk Score for Prediction of Intrapartum Cesarean Delivery among Elderly Gravidae.

(112) Impact of the ARRIVE Trial on Stillbirth Rates in Nulliparous Individuals

(113) Women’s Representation in Major Obstetrics and Gynecology Journals

(114) Ultrasound assessment of upper abdominal free fluid after uncomplicated cesarean delivery

(115) Prolonged second stage of labor (P2S) in primipara, and perinatal outcomes

(116) Pregnancy & Power: Understanding Instagram Sentiments on Weight & Strength Training Using Artificial Intelligence (MonkeyLearn)

(117) Pregnancy and delivery outcomes of women who underwent a VBAC with and without epidural analgesia

(118) Mediolateral Episiotomy and Obstetric Anal Sphincter Injuries in Nullipara: A Propensity Score Matching Study

(119) Transplacental transfer of alectinib and osimertinib using an ex vivo human placental perfusion model

(120) Association between distance to fetal treatment center and abortion consideration among people with fetal myelomeningocele

(121) Antenatal Corticosteroid Exposure in Late Preterm Small for Gestational Age: A Population Cohort Study

(122) Association between partner factors on continued substance use among pregnant people with opioid use disorder

(123) Is maternal intrapartum low-grade fever a risk factor for maternal and neonatal adverse outcomes?

(124) Prescription opioid exposure and risk of spontaneous preterm delivery

(125) Adverse Labor Events and Childhood Autism- Is There a Link?

(126) A Qualitative Study of Patient Experiences and Burdens of Antenatal Testing

(127) Among patients undergoing induction who reach active phase, does prolonged latent phase matter?

(128) Association of borderline fetal growth with progression to fetal growth restriction

(129) Impact of group prenatal care on postpartum contraception choice and rapid repeat pregnancy

(130) Vaginal birth after cesarean (VBAC) success and uterine rupture among twin compared to singleton gestation

(131) Urinary Immune Complexome Profiling Allows for Clinical Subphenotype Differentiation in Preeclampsia (PE)

(132) Time to intervention or delivery in monochorionic diamniotic twins with abnormal screening ultrasound findings

(133) Anemia negatively impacts perinatal outcomes in a large cohort of 1,724,828 pregnancies in California.

(135) Distressed Community Index and the Association with Preterm Birth

(136) A Systematic Review of Interventions for Opioid Use Disorder during the First Year Postpartum

(138) Late prenatal repair of open spina bifida (OSB) and postnatal cerebrospinal fluid (CSF) diversion

(140) Association of neighborhood walkability with adverse pregnancy outcomes in gestational diabetes

(141) Adrenomedullin Upregulates mRNA Expression of Nutrient Transporters in Human Trophoblast Cell Line: Implications for GDM

(142) Estimated fetal weight versus abdominal circumference in predicting adverse outcome in fetal growth restriction

(143) Accuracy of fetal fraction measurements in SNP-based non-invasive prenatal testing (NIPT)

(144) Changes in cytokine levels during progression in twin gestations and association with pregnancy outcome

(145) Acute treatment of severe hypertension in pregnancies with fetal growth restriction: Does medication choice matter?

(146) A novel first-trimester ultrasound marker for cesarean scar pregnancy: the tadpole sign

(147) Letters of Recommendation for MFM fellowship: What are Program Directors looking for?

(148) Trends in the MFM fellowship match: How should we counsel applicants?

(149) Association between postpartum continuous glucose monitoring and oral glucose tolerance testing for screening after GDM

(150) Looking for a blueprint for changing patient behavior: Group Prenatal Care improves breastfeeding knowledge

(151) A comparison of techniques for antibody titers in screening for hemolytic disease of the fetus

(152) Impact of WIC on Hypertensive Disorders in Pregnancy, stratified by BMI category, among Medicaid Participants

(153) Impact of WIC Benefits on Neonatal Outcomes, stratified by BMI category, among Medicaid Participants

(154) Antenatal late preterm steroids in twin gestations

(156) Post partum maternal readmission rates using the Robson classification groups

(157) Another Reason to Address Social Determinants and Disparities: It Saves Money

(158) Nulliparas with term PROM and an unfavorable cervix, induction of labor with prostaglandin or oxytocin

(159) Amnion Mesenchymal Macrophages: Characterization and Response to Infection

(160) Blood pressure levels in pregnancy and adverse maternal metabolic health 10-14 years postpartum

(161) Amniotic fluid sCD14, presepsin (sCD14-ST), intraamniotic infection/inflammation and early onset neonatal sepsis (EONS)

(162) Anxiety trends during pregnancy

(163) Focused Assessment with Sonography for Trauma Associated with Faster Time to Intervention for Postpartum Hemorrhage

(164) Adjunctive azithromycin for unscheduled cesarean delivery complicated by intraamniotic infection

(165) Machine Learning for the Prediction of Surgical Morbidity in Placenta Accreta Spectrum

(166) Planned Hysterectomy vs. Conservative Management for Placenta Accreta Spectrum – A Systematic Review Meta Analysis

(167) Do recommended continuous glucose monitoring thresholds apply to type 2 and gestational diabetes in pregnancy?

(168) Perinatal outcomes in pregnancies affected by early abnormal glucose tolerance

(169) Curating the fetal genome: Experience of the ClinGen Prenatal Gene Curation Expert Panel (GCEP)

(170) Successful Trial of Labor After Cesarean Prediction Utilizing Machine Learning Frameworks

(171) Machine Learning Methods to Identify Severe Postpartum Hemmorrhage Requiring Transfusion Prior to Delivery

(172) Continuous glucose monitoring in type 2 and gestational diabetes in pregnancy: better than hemoglobin A1c?

(173) Accuracy of Estimated Fetal Weight Based on Provider Training Level

(174) Physical activity and sedentary behavior and spontaneous preterm birth (SPTB): Insights from Fitbit tracker data

(175) Physical activity guidelines are infrequently met during pregnancy, regardless of SPTB history or antepartum hospitalization

(176) Continuous glucose monitoring metrics and perinatal morbidity in pregnancies with type 1 diabetes

(177) Value of “lethal” ultrasound markers identifying fetuses with lethal skeletal dysplasia before/after 28 weeks

(178) Comparative Transcriptomic Analysis of the Ectopic vs. Physiologically Implanted Trophoblast

(179) A Novel and Modern VBAC Calculator for use Prior to Labor

(180) Personalized Approach to Predict Twin Mode of Delivery

(181) An Association between Advanced Maternal Age at First Delivery and long-term Risk for Gynecological Cancer

(182) Advanced maternal age among primigravida as a risk factor for long-term cardiovascular disease

(183) Is preeclampsia with low sodium levels associated with preterm birth?

(184) Risk factors for postpartum refractory hypertension and consequent pregnancy outcomes

(186) A Randomized Trial of Spaced Versus Massed Simulation in Forceps Assisted Vaginal Deliveries

(187) Development of Predictive Model for Preterm Birth Using Machine Learning with US CDC Data

(188) Adverse pregnancy outcomes associated with hepatitis C in pregnancy: a population-based study

(189) Pre-Labor Sonographic Assessment of Fetal Station as a Predictor of Cesarean Delivery

(190) Modulation of dysbiotic vaginal complications by cervical mucus revealed in linked human-vagina and cervix-chips

(191) Intersectionality of individual- and neighborhood-level adverse social determinants of health in pregnancy

(192) Labor length differences with 30cc versus 60cc Foley inflation when combination ripening methods are utilized

(193) Implementation of a standardized protocol for labor induction: a type I hybrid effectiveness-implementation trial

(194) Fetal fraction amplification dramatically increases PPV for 22q11.2 deletion syndrome in prenatal cell-free DNA screening

(195) Endocannabinoid effects on myometrial expression of contraction associated proteins

(196) Association between Trunk Muscle Mass and Persistent Postpartum Low Back and Pelvic Pain

(197) Is umbilical artery Doppler improvement following steroid administration associated with improved fetal growth?

(198) Impact of Pregnancy on Ceftriaxone Pharmacokinetics and Treatment of Syphilis: Physiologic-Based Population PK Modeling Approach

(199) Preterm low segment transverse cesarean delivery and the risk of uterine rupture in subsequent delivery

(201) Digital health utilization during pregnancy and the likelihood of preterm birth

(202) Neonatal and maternal outcomes after betamethasone administration for late-preterm premature rupture of membranes (PROM).

(203) Predicting Prolonged Pushers: Risk Factors for Prolonged Second Stage at the Time of Full Dilation

(204) Symphysiolysis in Pregnancy: Is there an impact on Obstetric Outcomes?

(205) Predicting Miscarriage Risk in Individuals with Chronic Illnesses

(206) Fetal malformations in women with overt diabetes mellitus based on pre-pregnancy fasting blood sugar levels

(207) An assessment of the relation between first trimester placental microcalcifications and adverse pregnancy outcomes

(208) Next generation sequencing application in congenital fetal anomalies

(209) Validation of Calculator for Cesarean Delivery During Induction of Labor

(210) Association of maternal serum insulin-like growth factor-1 and fetal fractional thigh volume

(211) Artificial Intelligence-driven precision pathology identifies distinct placental findings in severe fetal growth restriction or hypertension

(213) Maternal Lactobacillus crispatus abundance in early gestation associated with decreased incidence of preterm birth

(214) Newborn anthropometric alternations are associated with second-trimester exposure to low-levels air pollution

(215) Experience, training, tools: A mixed-methods study of decision-making for obstetric transport in New Mexico

(216) Perinatal Substance Use Programming: Impact on Maternal and Neonatal Outcomes Among Women with Psychiatric Comorbidities

(217) Assessing healthcare worker stigma toward pregnant persons with opioid use disorder

(218) Preeclampsia in kidney transplant recipients during pregnancy and its impact on graft survival

(219) Pregnancies in heart transplant recipients: the impact of preeclampsia on pregnancy outcomes and graft loss

(220) Telehealth use and patient care utilization within one year postpartum

(221) Sex-specific placental histopathology effects on newborn cytokine-chemokine levels in a cohort with universal placental examination

(222) Early postpartum appendicular skeletal muscle mass in Japanese women with gestational diabetes

(223) Uterine rupture among patients with placenta accreta spectrum: pre-labor vs. in -labor

(224) Umbilical cord occlusion of twin reversed arterial perfusion (TRAP) sequence: laser photocoagulation vs radiofrequency ablation

(225) Evaluation for congenital infections in late-onset small for gestational age (SGA) neonates

(226) Family Separation at Birth: Impact of marijuana-only positive urine drug screening on the parent-neonatal dyad

(227) Satisfaction of placenta accreta training during Maternal-Fetal Medicine versus Gynecologic Oncology fellowship.

(228) Utility of standardized FIGO descriptors for reporting of intra-operative findings of placenta accreta spectrum disorders.

(229) Biomechanical modeling of cervical support during pregnancy: implications for the treatment of cervical insufficiency

(230) Trial of Labor or Repeat Caesarean Delivery in Women With Morbid Obesity

(231) Impact of OBTeleflex Program on Delivery Outcomes at an Academic Urban Center

(232) Nipocalimab pharmacokinetic/pharmacodynamic and exposure-response modeling in pregnancies at risk for early-onset severe (EOS) HDFN

(233) Is ethnicity associated with different rates of engagement with remote postpartum blood pressure monitoring?

(234) Expanded carrier screening for genetic conditions with clinical trials in-utero therapy

(235) Endometriosis and Adverse Pregnancy Outcomes: A Nation-wide Population-Based Study

(236) Implementation Study of Early Postpartum Glucose Tolerance Test

(238) Optimal timing of delivery in pregnancies complicated by pregestational diabetes: a population-based study

(239) Perinatal Outcomes of Myelomeningocele by Mode of Delivery in the United States

(240) Isthmocele in Patients with History of Cesarean Delivery followed by Pregnancy Complicated with Placenta Accreta

(241) Efficacy of Non-pharmacologic Interventions for Antepartum Cervical Ripening in Term Pregnancies

(242) Impact of unit acuity on postpartum hemorrhage and severe maternal morbidity

(243) A standardized anemia protocol and obstetric clinic-based intravenous iron center reduces anemia at delivery admission

(245) Accuracy of deep learning models in interpreting intrapartum fetal monitoring to predict fetal acidemia

(246) The Fragility Index of randomized controlled trials in obstetrics

(247) Exploring the Limits of Artificial Intelligence for Referencing Scientific Articles

(248) Changes in low-dose aspirin eligibility and use among nullips after updated USPSTF guidance

(249) Assessing the social network structure of high risk patients: A novel research method in obstetrics

(250) Preimplantation genetic testing (PGT) for non-homologous Robertsonian translocation carriers: a twelve-year laboratory experience

(251) LEEPs and Cones: Do they impact labor induction duration?

(252) Prenatal styrene and ethylbenzene exposures are associated with decreased birth weight and head circumference

(253) Aspirin dose effect on uterine artery Doppler in patients stratified by biomarkers: ASPERIN secondary analysis

(254) Social Determinants of Health Improves Prediction for Postpartum Readmissions Due to Preeclampsia

(255) A prospective pilot study to investigate physical activity levels during pregnancy in an Irish cohort

(256) Activity restriction and time from diagnosis to delivery among patients with preterm pre-eclampsia

(257) Aspirated and computed cervical stiffness throughout gestation for patients with and without a pessary

(258) Implementation and outcomes of a stratified patient post-operative relocation protocol after fetoscopic spina bifida repair

(259) A comprehensive Early Pregnancy Access Clinic increases first trimester care in an underserved urban population

(260) Quantitative analysis of birth experience narratives identifies drivers of trauma among parturients with hypertensive pregnancy

(261) Maternal administration of oxygen to predict respiratory morbidities among growth restricted infants

(262) Antenatal Corticosteroid Exposure in those with Hypertensive Disorders of Pregnancy: A Population Cohort Study

(263) The utility of PlGF as a “rule-out” test: examining outcomes after triage testing

(264) BhCG decline following intrasac methotrexate for the management of cesarean-scar ectopic pregnancy: An 11-year experience.

(265) Patient-level trends in vaccine uptake during the COVID pandemic

(266) The association between post-delivery inferior vena cava diameter and Postpartum hemoglobin levels

(267) Differences in dosing strategies and perinatal outcomes for pregnant patients on buprenorphine compared with methadone

(268) Association between social vulnerability and severe maternal morbidity

(269) Stress-reducing interventions in pregnancy for prevention of preterm birth: a systematic review and meta-analysis.

(270) A Cost-Effectiveness Analysis of Neuraxial Anesthesia and Number of Attempts for External Cephalic Version

(271) The effects of pregnancy conceived after fertility treatment on perinatal outcomes; a sibling analysis.

(272) Appropriate Timing of Steroid Administration in Pregnancies At Risk for Preterm Delivery

(273) Pain medication utilization in the obese population after implementation of multimodal pain regimen post-cesarean delivery

(274) Quantifying the Operational Impacts of Varying Patient-Provider Continuity Policies in Prenatal Care

(275) The Effects of Dynamic Patient Trajectories on Prenatal Care Utilization and Clinical Operations

(276) Pregnancy following Uterine Rupture - Maternal and Neonatal outcomes.

(277) Early-onset hypertensive disorders of pregnancy associated with high perinatal mortality in Dar es Salaam, Tanzania

(278) Is Age Just a Number? Advanced Maternal Age and Stillbirth Risk

(279) Advanced Maternal Age and Risk of Pathologic Fetal Growth

(280) Joint Effects of Epilepsy and Mental Health on Severe Maternal Morbidity

(281) Association between Medicaid coverage of dental services and dental hygiene during pregnancy

(282) State conservative ranking and prevalence of intimate partner violence before and during pregnancy

(284) Postpartum diabetes screening rates and 1-year outcomes for individuals with early onset gestational diabetes

(285) Safety and performance of a cloud-based fetal and maternal monitoring system

(286) Amnioinfusion for intrauterine neuroprotection: A pilot randomized feasibility trial

(287) Aspirin restores preeclamptic placental mesenchymal stem cells for licensing to immune suppressor cells

(288) Amlodipine Versus Nifedipine ER for the Management of Postpartum Hypertension: A Noninferiority Randomized Controlled Trial

(289) Is duration of labor during induction termination associated with adverse maternal outcomes?

(290) Analysis of the Plan of Safe Care for parent-child dyads affected by opioid use

(291) Association of resolving placenta previa and other early sonographic markers with postpartum hemorrhage

(292) Adverse Pregnancy Outcomes with Stimulant and Opioid Use Disorder: Costs of Care and Health-system Implications

(293) Cell-free RNA detection of "placental" and immunologic differentially-expressed genes in healthy pregnant vs. non-pregnant individuals

(295) Adolescent pregnancies between 2006-2019: Temporal trends, risk factors and adverse pregnancy outcomes

(296) Large-for-gestational age with polyhydramnios on late third-trimester ultrasound is associated with cesarean delivery.

(297) 12 Versus 24 Hours of Postpartum Magnesium Sulfate for Seizure Prophylaxis: A Cost-Effective Analysis

(298) Alternative Regimens in the Treatment of Toxoplasmosis during 2nd & 3rd Trimester Pregnancies

(299) Acute post-neuraxial hypotension in patients with hypertensive disorder is associated with fetal acidemia

(300) Association between fetal anomalies and rurality

(301) Trial of labor after two-previous cesareans, can we predict a failure? A large multicenter study

(302) Maternal and Neonatal Outcomes of Trial of Labor After Cesarean in Parturients with Oligohydramnios

(303) Analyzing the Utility of Ecological Momentary Assessment in the Evaluation of Postpartum Depression

(304) Examining the impact of antenatal small for gestational age prediction on pregnancy outcomes

(305) A Multi-Organ Fetal Membrane-Placenta-on-Chip Platform to Study the Transmission of Infection and Inflammation During Pregnancy

(306) A Multi-Organ-on-Chip Model to Study the Efficacy of Exosomal Therapeutics in Treating Inflammation-Associated Adverse Pregnancies

(307) Absence of SARS-CoV-2 in Second Trimester Amniotic Fluid during SARS-CoV-2 Virus Pandemic: A Prospective Study

(308) Investigating Gaps Filled by Perinatal Patient Navigation to Address Social Determinants of Health in Pregnancy

(309) Aspirin Decreases Triglycerides in the Development of Preeclampsia

(310) Risk of Hypertension Progression after Pregnancies Complicated by American Heart Association (AHA) Stage 1 Hypertension

(311) Biomarkers of Poor Volume Handling Predict Preeclampsia in a Symptomatic Population

(312) Assessing Immediate-Acting Antihypertensive Therapy on Severely Elevated Peripartum Blood Pressures Through Balancing Measures

(313) Is there an association between lateral placenta and pregnancy adverse outcomes?

(314) Pilot Study to Assess Non-Adherence to Daily Low Dose Aspirin in Patients with Pregestational Diabetes

(315) Activity in women at risk for early delivery: A prospective observational study

(316) Spatial Placental PSG4 Gene Expression Profiling in Spontaneous Preterm Labor

(317) A 3D Printed Device for Electrophysiological Measurement of Myometrial Smooth Muscle Cell Contractions In vitro

(318) Association Between Prenatal Metformin Exposure and Birthweights in a Cohort of Gravidae with Mild Hypertension

(319) Impact of the Oxytocin Shortage on Postpartum Bleeding Outcomes

(320) Machine Learning for the Prediction of Placenta Accreta Spectrum- Systematic Review and Diagnostic Meta Analysis

(321) Alloimmunization in pregnancy: Patient-reported quality of care, mental health effects, and impact upon daily life

(323) Satisfaction with Continuous Glucose Monitoring in Pregnant Patients with Type 1 and Type 2 Diabetes

(324) Assessing Provider Confidence in Counseling Patients about Peripartum Toxicology Testing

(325) Adverse Pregnancy Outcomes in Patients with Congenital Uterine Anomalies: Evaluation of a Large Population Database

(326) Postpartum Complications and Delivery Costs Associated With Births at Term in the United States

(327) Amphiregulin downregulation during preeclampsia may have long lasting cardiovascular effects

(328) Activin A as a marker of postpartum hypertension following a hypertensive disorder of pregnancy.

(329) Prenatally Identified Congenital Aqueductal Stenosis: Short- and Long-Term Neurodevelopmental Outcomes

(330) Anxiety and depression treatment in birthing people experiencing antepartum hospitalization: a systematic review and meta-analysis

(331) Subsequent pregnancies after conservative placenta accreta management: systematic review and meta-analysis

(332) IGF-1 Mediates ID2 in Trophoblast Differentiation

(333) A molecular diagnostic assay for syphilis infection among a high-risk pregnant cohort.

(334) Is there clinical utility of PAPP-A in the age of cell free DNA?

(335) Efficacy of glycated albumin in the management of gestational diabetes

(336) Differences in pharmacologic management of postpartum hemorrhage in patients with and without thrombocytopenia

(337) Acute Inflammation is Associated With Reduced Basal Decidua Progesterone Receptor Density in Spontaneous Preterm Birth

(338) Application of the Solomon Laser Technique to Dichorionic-Triamniotic Triplet Gestations with Twin-to-Twin Transfusion Syndrome

(339) An Evolving Epidemic: Xylazine Incidence in Opioid-Positive Drug Screens in an Inpatient Pregnant Population

(340) Implementation and clinical impact of evidence-based induction of labor practices

(341) Amylase and phospholipase A2 levels in human amniotic fluid of fetuses with open spina bifida

(342) Fetal Outcomes in Growth Restriction with Expansion of Abdominal Circumference Diagnostic Criteria

(343) Timing of delivery in women with pre-existing hypertension and stillbirth risk: A retrospective population-based study

(344) Adverse Pregnancy Outcomes and Predicted 30-year Risk of Maternal Cardiovascular Disease 2-7 years After Delivery

(345) Association of county-level WIC enrollment and adverse pregnancy outcomes in the U.S. from 2016-2019

(346) HDP and GDM and Predicted Risk of Maternal Cardiovascular Disease 10-14 Years after Delivery

(347) Hyperemesis Gravidarum: Investigating Pregnancy Outcomes by Severity and Time of Diagnosis

(348) Is insufficient prenatal protein consumption a risk for adverse pregnancy outcomes? A prospective multicenter study

(349) Antenatal aspirin prescription following the United States Preventive Services Task Force’s (USPSTF) 2021 practice update

(350) Maternal Covid19 infection is assoicated with failed newborn hearing screening tests and requires urgent attention

(352) Remote blood pressure monitoring during pregnancy: Comparing patient engagement between connected and unconnected device users

(353) Changing Labor Unit Culture and Cesarean Delivery: A Prospective Study

(354) Invasive Testing for Abnormal NIPT Before and After the Texas Heartbeat Act

(355) Body composition vs. traditional weight and BMI for assessing hypertensive disorders of pregnancy (HDOP) risk

(356) Changes in maternal body composition parameters across gestation vary by prepregnancy BMI

(357) Physical Activity and Pregnancy Outcomes Among the nuMoM2b Cohort

(358) Is severe maternal morbidity a risk factor for postpartum mental health hospitalization?

(360) A novel method for placental evaluation: Isolation of intact circulating trophoblast cells from maternal circulation

(361) Receipt and Access to Perinatal Behavioral Health Care - Experiences of Birthing Individuals

(362) Identifying Hemolytic Disease of the Fetus and Newborn (HDFN) in a Large Integrated Healthcare System

(365) Antepartum Multidisciplinary Approach Improves Postpartum Pain Scores in Patients with Opioid Use Disorder

(366) Investigating the impact maternity care access and social vulnerability on short-interval birth in Tennessee

(367) Intrauterine transfusion before and after 34 weeks: procedure-related complications and gestational age at delivery

(368) Utility of extended cervical length surveillance among asymptomatic patients with prior spontaneous preterm birth

(369) A customized model versus ultrasound for predicting neonatal birthweight

(800) Variation in genetic workup of polyhydramnios: An international and inter-specialty survey

(237) Mifepristone as an Adjunct to Transcervical Balloon for Labor Induction (MiLI): A Randomized Controlled Trial

(370) Endometriosis complicated pregnancy: site-specific evaluation of characteristics and maternal morbidity

(371) Association between preterm birth and adverse childhood experiences in a diverse population

(372) Comparison of ultrasound and magnetic resonance imaging in predicting congenital diaphragmatic hernia (CDH) outcomes

(374) Elevated Middle-Cerebral-Artery Peak-Systolic-Velocity (MCA-PSV) in non-anemic fetuses: Providing a better understanding of enigmatic MCA-PSV Dopplers

(375) Elevated middle cerebral artery peak systolic velocity (MCA PSV) in fetuses with unexplained anemia

(379) Differences in Cardiovascular Disease Symptoms per Trimester Among Risk Screen Positive Pregnant Patients

(380) Cost-effectiveness of a reverse screening algorithm for syphilis in pregnancy

(381) Comprehensive Detailed Anatomic Ultrasound: Allotted Time of 30- vs 45-Minutes

(382) Effect of Single vs. Double Blind Peer Review: Interrupted Time Series Analysis

(383) Candidacy for Regional Anesthesia Stratified by Anticoagulation Type

(384) Digital Intervention and Hybrid Care Improves Adherence to Gestational Diabetes Surveillance - Prospective Pilot Study

(385) Does fetoscopic laser ablation (FLA) improve perinatal outcomes in Types II and III Vasa Previa?

(386) Breastfeeding rates among Black participants in a remote hypertension monitoring/community-based doula partnership study

(387) Duration of Third Stage of Labor and Maternal Hemorrhagic Adverse Outcomes

(388) Eye towards Artificial Intelligence: Retinal Vascular Tortuosity vs. Vasoconstriction to Differentiate Preeclamptic and Normotensive Subjects

(389) Congenital uterine anomalies and placenta accreta spectrum

(390) Does pregnancy impact bladder function in people with spinal cord injury?

(391) Correlation between social determinants of health and early initiation of breastfeeding after cesarean birth

(392) Association of Diet Quality with Third Trimester Anemia

(393) Cervical dilation after cervical ripening balloon as a predictor of cesarean delivery during induction

(394) Azithromycin Dose and PPROM Treatment (ADAPT): a randomized controlled Phase I trial

(395) Factors Associated with Achieving Smoking Cessation for Pregnant Individuals with Substance Use Disorder

(396) Efforts to reduce NTSV cesareans by achieving ACOG/SMFM recommendations in a statewide quality improvement initiative

(397) Effectiveness of a cervical pessary to prolong pregnancy after an episode of preterm labor

(398) Does Timing of Diagnosis of Hypertensive Disorders of Pregnancy Impact perinatal Outcomes?

(399) Development of a risk scoring system for prediction of blood transfusion during admission for delivery

(400) Association of Trimester-Specific Smoking Cessation and Risk of Stillbirth

(401) Digital exams in patients with PPROM: Outcomes based on number of exams

(402) Chorion-Derived Extracellular Vesicles Cargo Transporter protein BCRP: Paracrine drug transportation at the feto-maternal interface

(403) Associations between diabetic keto acidosis and adverse neonatal outcomes in those with pre-gestational diabetes

(404) Frequently Asked Questions in Prenatal Testing: Comparing Readability Between AI (ChatGPT) and ACOG

(405) Expectant management of Early Onset Preeclampsia with Severe Features Before 24 weeks

(406) Cost-effectiveness of virtual Mindfulness Based Cognitive Therapy on pregnancies at high risk of perinatal depression

(407) Development and validation of an early-pregnancy score predictive of stillbirths: an Italian population-based study

(408) Blood pressure control in patients with pregestational diabetes and perinatal outcomes

(409) Evaluating mean gestational age at delivery following early identification of short cervical length

(410) Clinical Implications of Group Residential Treatment on Pregnant Individuals with Substance Use Disorder

(411) Effect of aspirin on mechanical properties of mesenteric arteries in a mouse model of preeclampsia

(412) Flow mediated dilatation of brachial artery to evaluate endothelial dysfunction in gestational diabetes mellitus.

(413) Differential exposure to antenatal steroids by sociodemographic factors among late preterm births

(414) County-level antenatal steroid exposure among late preterm births, 2016-2021

(415) Fetoscopic laser outcomes for twin-twin transfusion syndrome with or without concomitant selective fetal growth restriction

(416) Critical congenital heart disease: Contemporary prenatal screening performance in an Irish perinatology center

(417) Does the allowable blood loss calculator predict postpartum blood transfusion?

(418) Effectiveness of music therapy in reducing anxiety levels among women undergoing induction of labor

(420) CS in Single Cephalic Term Nulliparas: The Changing Size of Robson Group 1 and 2

(421) Association between placental gene expression and IL-10 levels in maternal serum

(422) Differences in placental gene expression in term and preterm birth

(423) Cannabis use and development of hypertension in the nuMoM2b Heart Health Study

(424) Association between resilience and depression in patients with gestational diabetes

(425) Effect of the COVID-19 pandemic on population-level mean arterial pressure during pregnancy and postpartum

(426) Brain natriuretic peptide testing and severe maternal morbidity in pregnancies affected by heart disease

(427) Delivery and neonatal outcomes associated with delivery versus expectant management following term decreased fetal movement

(428) Cost-effectiveness of BRCA1 testing at time of obstetrical prenatal carrier screening for cancer prevention

(429) Does Vaginal Progesterone prevent preterm birth in women with shortened cervix after 24 weeks?

(430) Evidence-based stillbirth evaluation deficiencies remain following publication of national guidelines

(431) Examining the Cost-Effectiveness of the RSV Vaccination in Pregnancy

(432) Examining The Cost-Effectiveness of Post-partum Medicaid Care in People with a History of SMM

(433) Does the Timing of Resolution of Low Placentation Affect the Risk of Postpartum Hemorrhage?

(434) Evaluating the Predictive Value of Risk Factors for Fetal Acidosis at Scheduled Cesarean Deliveries

(435) Characterizing Congenital Syphilis in California Between 2008-2019

(436) Association of BMI on surgical and pregnancy outcomes in patients undergoing non-emergent vaginal cerclage

(438) Complicated deliveries increase neonatal failure rates of the first Otoacoustic Emissions Hearing Test

(440) Association between cesarean delivery and childhood respiratory outcomes

(441) Association of nocturnal heart rate and development of gestational diabetes and hypertensive disorders of pregnancy

(442) Association of fatty acid intake with preterm birth in nulliparas with obesity

(443) Machine Learning for the Prediction of Neonatal Neuroskeletal Injury Following Shoulder Dystocia

(444) National and International Validation of a Prenatal Machine Learning Algorithm to Forecast Cesarean Section Risk

(445) Physical activity in pregnant persons with a prior preterm birth: impact of cervical insufficiency (CI)

(446) Exploring YouTube Sentiments on Water Births through MonkeyLearn Artificial Intelligence

(448) Comparing Generalized Anxiety Disorder-7 to Edinburgh Postnatal Depression anxiety- 3 scale in antepartum anxiety screening

(449) Early term induction of labor after the ARRIVE trial dissemination

(450) Changes in low-dose aspirin use after updated USPSTF and ACOG guidance on race

(451) Urinary calcium to creatinine ratio for the prediction of preeclampsia: a systematic review and meta-analysis

(452) Evaluating updated guidelines for delivery management of severe fetal growth restriction

(453) Association of Insomnia in Pregnancy with Maternal and Neonatal Outcomes

(454) Association of Restless Legs Syndrome with Adverse Perinatal Outcomes

(455) Association of Insomnia in Pregnancy with Cardiovascular Health 2-7 years after first birth

(456) Association of Restless Legs Syndrome in Pregnancy with Cardiovascular Health 2-7 years after first birth

(457) Etiology of abnormal labor progress among patients with obesity: is it contraction strength?

(458) Exploring the Association Between Provider-Patient Communication and Maternal Antenatal Anxiety.

(459) Common vaginal microbes modify Group B Streptococcus growth at epithelial barriers: potential mechanisms governing colonization

(460) Enhancing neonatal acidosis prediction: A Machine Learning approach using CTG features and clinical characteristics

(461) Does the number of abnormal values in the oral glucose tolerance test impact pregnancy outcomes?

(462) Biophysical Profile in very premature fetuses

(465) Fetal growth restriction: What is worse too small (EFW) or too skinny (AC)?

(466) EKG/ECHO findings among Black patients with positive cardiovascular risk assessment during pregnancy and postpartum

(467) Effects of Economic Insecurity, a Social Determinants of Health Domain, on Adverse Maternal/Neonatal Outcomes

(468) Disparities in sociodemographic factors associated with hepatitis C in pregnancy

(469) Custody outcomes of women with opioid use disorder

(470) Double-balloon cervical ripening in women with scarred uterus presenting with PROM: A randomized controlled trial

(471) Association of neighborhood socioeconomic disadvantage and stillbirth

(472) Association between adverse pregnancy outcomes and insulin resistance 2-7 years later

(473) Deliver First or Transfer Mom? Neonatal Outcomes after Antenatal versus Postnatal Transfer ≥ 34 Weeks

(474) Association of diabetic ketoacidosis with adverse maternal outcomes for pregnant patients with pre-existing diabetes

(475) Delivery hospitalization costs associated with diabetic ketoacidosis among pregnant patients with pre-existing diabetes

(476) Expression and distribution of Src kinase LYN in placenta of patients with preeclampsia (PE)

(477) Comorbidity Burden and Social Vulnerability Among Non-Pregnant Reproductive-Age Patients: Opportunities for Preconception Counseling

(478) Bictegravir Use During Pregnancy: A Multi-Center Retrospective Analysis Evaluating HIV Viral Suppression and Perinatal Outcomes

(479) Differences in time of birth between spontaneous and operative vaginal births: a nationwide population-based analysis

(480) Cost-effectiveness of 2022 American Academy of Allergy, Asthma & Immunology Practice Parameter for cesarean prophylaxis

(481) Engaging community doulas with a remote postpartum hypertension program for Black persons: A qualitative study

(482) Associations between antepartum anemia and uterine fibroids in pregnancy by race and ethnicity

(483) Black and Hispanic patient-centered voices of antepartum anemia: a community engaged approach

(484) Donor gamete status and hypertensive disorders of pregnancy in pregnancies conceived with assisted reproductive technologies

(486) Compliance with national guidelines for aspirin prophylaxis for preeclampsia prevention

(488) Development of umbilical vessels as vascular grafts

(489) Do fetal biometry parameters> 90th percentile increase the risk of Primary Cesarean Delivery?

(490) Changes in postpartum uterine artery Doppler velocimetry in subjects undergoing conservative management of placenta accreta

(491) Can pre-cesarean angle of progression predict maternal complications in second-stage labor arrest?

(492) Can the angle of progression during a prolonged second stage increase the vaginal delivery rate?

(493) Effects of chemotherapy agents on placental cells: implications for treating breast cancer during pregnancy

(494) Developing a Novel Patient-Centered Definition of Severe Maternal Morbidity

(495) Evaluating Concordance Between Patient Perceptions of Risk for Maternal Morbidity and Established Risk Factors

(496) Defining Maternal Renal Morbidity: Application of Staging Systems to Peripartum Acute Kidney Injury

(497) Fetal Heart Tracing Changes at Peak Methadone or Buprenorphine Dose Appear Unrelated to NOWS Severity

(498) Association of shift complexity and volume with cesarean delivery among nulliparous, term, singleton, vertex patients

(499) Effect of exogenous oxytocin on placental oxidative stress in mice before onset of labor

(501) Comparing the effectiveness of postpartum transition strategies for patients with impaired glucose tolerance (IGT)

(502) Does obstructive sleep apnea in obese patients affect neonatal outcomes?

(503) Fetal and neonatal drug exposure following nipocalimab treatment in pregnant women at risk of EOS-HDFN

(504) Determinants of fetal growth and birth weight: the role of the mother's birth weight.

(505) Evaluating the Detection of Ferning with Previable Rupture of Membranes

(506) Association between maternal depression and opioid use following cesarean delivery

(507) Association of patient health literacy with the decision to pursue trial of labor after cesarean

(508) Association of health literacy on patient decision quality regarding mode of delivery after cesarean

(509) Association of non-English primary language with patient decision quality regarding mode of delivery after cesarean

(510) Congenital pulmonary airway malformations and bronchopulmonary sequestrations: features of prenatal evaluation that predict postnatal surgery

(511) Comparing the yield of meaningful findings in targeted versus genome-wide cell free DNA screening

(512) Differences in Evidence-Based Induction of Labor Practices by Race

(513) Association between maternal anemia and postpartum depression in women with vaginal delivery

(514) Etiology of Severe Early-Onset Fetal Growth Restriction: Implications for Prenatal Diagnosis (The Multicenter PERIMETER Study)

(515) Association of unintended pregnancy with pre-pregnancy and pregnancy-related healthcare utilization

(516) Association of unintended pregnancy and maternal and neonatal outcomes: Evaluation in a contemporary cohort

(517) Factors associated with unintended pregnancy: A cross-sectional evaluation in a contemporary cohort

(518) Association between neighborhood poverty and adverse birth outcomes

(519) Cost-effectiveness of first trimester ultrasound for identifying congenital anomalies in states with 16-20-week abortion bans

(520) Could Environmental Heat Exposure Contribute to Fetal Growth Dysregulation?

(521) Association of obstetric comorbidity index with postpartum hemorrhage in a large health system

(522) Femur Length Correlates With Growth Restriction, Low Birthweight In Smokers: Secondary Analysis Of STOP RCT.

(525) Effects of Dutch tocolysis protocol adjustment for threatened preterm birth after 30 weeks of gestation.

(526) Bedside nurses' perspectives on the role of language barriers on postpartum pain management

(528) Association of antenatal anxiety, short sleep duration, and blood pressure parameters: a pilot study

(529) Association between method of conception of DCDA twin pregnancies and hypertensive disorders of pregnancy

(530) Comparison of the normal mid-trimester cervical length between singleton and twin gestations.

(531) Establishing risk thresholds for asymptomatic cervical lengths in twin pregnancies.

(532) Effect of Low-Dose Aspirin on Preterm Prelabor Rupture of Membranes in Low-Risk Nulliparous Women

(533) Elevated 1st Trimester Environmental Temperatures May Underlie Development of Preeclampsia

(534) Comparison of Obstetrical Randomized Controlled Trials During and Peri-Pregnancy

(535) Comparison of Obstetrical Randomized Controlled Trials That Target Maternal or Fetal/Neonatal Benefit

(537) Fetal growth restriction diagnosed at anatomy ultrasound is associated with an increased risk of stillbirth

(538) Cardiac structural and functional assessment of monochorionic twin pregnancies complicated by selective fetal growth restriction

(539) Clinical characteristics and outcomes of intrauterine blood transfusion (IUT) for infectious etiologies

(540) Exploring effects of meal supplementation on pregnancy outcomes amongst food insecure pregnant persons

(541) Blood Pressure Threshold to Prevent Post Partum Readmission

(542) Association Between Maternal Hypoglycemia Using Continuous Glucose Monitoring and Adverse Pregnancy Outcomes

(543) Factors associated with successful elective induction of labor

(544) Association between Patient-Provider Communication and Patients’ Expectations versus Childbirth Experiences

(545) Complement 4a (C4a) as a potential biomarker for dystocia in labour

(546) Examining the Impact of 1-Week Postpartum Mood Check

(547) Can need for intervention at 1 Week Mood Check Predict Postpartum Depression: A cohort study

(548) Fetal growth trajectories in women with chronic hypertension and superimposed pregnancy-associated hypertensive disorders

(549) FOX signaling mediates PLSCR1 and cytokine-induced inflammation of the lung in long-COVID

(550) Fetoscopic Spina Bifida(fSB) repair with Human Umbilical Cord(HUC) Compared with Open In-Utero SB Repair (oSB)

(551) Early Onset Neonatal Sepsis: Prevalence Of Bacterial Pathogens and Maternal Risk Factors

(552) Effect of Oral Furosemide Use on Postpartum Readmissions and Blood Pressure Trends

(553) Evaluating AI’s Prediction of Time Until Delivery Across Trimesters with Consideration of Influential Factors

(554) Effect of COVID-19 variants on placental vascular pathology, with and without vaccination

(555) Does Amniotic Fluid Index Predict Adverse Pregnancy Outcomes in Preterm Prelabor Rupture of Membranes?

(556) Fetal effects of maternal exercise on pregnancies with fetal growth restriction

(557) Evaluating the Validity of ChatGPT Responses on Common Obstetric Issues: Potential Clinical Applications and Implications

(558) Defining “early AROM” during induction of labor after cervical ripening and neonatal outcomes

(559) Associations between Endocannabinoids and Preoperative Pain in Patients Undergoing Cesarean Delivery: an Exploratory Study

(560) Differences in fetal inflammatory markers among pregnancies treated with oral or intravenous iron supplementation

(561) Characterization of glucose values in labor by continuous glucose monitoring in gravidas without diabetes mellitus

(562) Factors associated with non-adherence to ACOG guidelines for labor arrest disorders

(563) Cell free DNA whole genome (cfDNA-WG) in clinical practice: a single center 6-year experience

(564) Association between insulin resistance and pregnancy outcomes in obese pregnant individuals

(565) Association between neonatal abstinence syndrome and access to obstetric delivery facilities

(566) Co-occurring Opioid and Stimulant Use Disorders: Is there an Incremental Impact on Adverse Pregnancy Outcomes?

(567) Cutaneous scar characteristics and their association with abdominal adhesions during repeat CD: a prospective study.

(568) Association Between Maternal Care Deserts and Adverse Maternal Outcomes in Term Pregnancies Across US Counties

(569) Associations between Malaria in Pregnancy and Variation in Fetal Growth Restriction by Fetal Growth Curves

(570) Birth Morbidity and Readmissions in Autistic People and People With Intellectual and Developmental Disabilities

(571) Assessment of provider knowledge and recommendations for spinal muscular atrophy carrier testing

(572) Evaluation of implementation of an EMR-based screening tool for initiation of low-dose aspirin in pregnancy

(573) Does the addition of MRI in antenatal management of suspected PAS impact maternal surgical outcome?

(574) Cost-effectiveness of exome sequencing with major central nervous system structural anomalies

(575) Doppler Reference Charts in the Management of Impaired Fetal Growth Fetuses – Need for Standardization

(576) Exploring the Possible Link between Gestational Diabetes and Offspring Autism: A Comprehensive Study

(578) Dilapan-S versus Standard Methods for Cervical Ripening in Term Pregnancies: An Individual Patient Data Meta-Analysis

(579) Effect of metformin on basal insulin dose change in pregnant patients with type 1 diabetes

(580) Evaluating the Benefit of Obstetrical Interventions on Neonatal Survival in Periviable Twin Pregnancies

(581) Earlier diagnosis of cholestasis is associated with adverse pregnancy outcomes

(582) Earlier diagnosis of severe cholestasis is associated with adverse pregnancy outcomes

(583) Earlier intervention for acute post-neuraxial hypotension in pregnancies with obesity may improve fetal acidemia

(584) External validation and comparison of three prediction scores for severe maternal morbidity

(585) Association of Hospital Volume with Mode of Delivery and Neonatal Outcome Among Periviable Births

(586) Association of Mode of Delivery for Periviable Birth with Neonatal Outcomes

(587) Does sFlt1/PIGF predict superimposed preeclampsia in women with chronic hypertension during pregnancy? A meta-analysis

(588) Characterizing migraine headaches in pregnancy

(589) Cost-Effectiveness Analysis of a Novel Fetal Vesicoamniotic Shunt - The Vortex Shunt

(590) Does Documentation of Postpartum Hemorrhage Risk Stratification Affect Maternal Outcomes?

(591) Association of SARS-CoV-2 variant type and placental pathology changes

(592) Assessment of skin microvascular response changes throughout pregnancy using laser speckle contrast imaging

(593) Differences in Neonatal Outcomes Among Isolated and Non-isolated Prenatally Detected Omphaloceles

(594) Does Adding Abdominal Circumference to Estimated Fetal Weight Predict Neonatal Morbidity in Growth Restriction?

(595) Examining the Relationship between Maternal Preeclampsia and Autism Spectrum Disorder in Childhood: A Cohort Analysis

(596) Delivery Outcomes in Triplet and Twin versus Singleton Pregnancies with Short Cervix

(597) De novo hypertension in the late postpartum period: a case for extending postpartum care

(598) Disrupted SERPINA1 Expression in Trophoblast of Patients with Adherent Placentation

(599) Differing clinical management for postpartum hemorrhage and associated risk for intensive care unit admission

(601) Evolution of hypertension stages in pregnancy and postpartum from 2013-2022

(602) Fetal ‘late bloomers’ – factors and outcomes associated with apparent resolution of fetal growth restriction

(603) Differences in dosing strategies and perinatal outcomes for pregnant persons on buprenorphine compared with buprenorphine-naloxone

(604) Frequency of preterm birth after regional maternal transport for threatened preterm birth.

(605) Fetal extraction time during intrapartum cesarean deliveries and the risk of neonatal acidemia

(606) Do social determinants of health influence prescribing practices of low dose aspirin prophylaxis?

(607) Differences in provider practices in recommending low dose aspirin for preeclampsia prophylaxis

(608) Fully quantitative numeric cervical softening device at 37 weeks: Information for labor management decision making?

(609) Does integrating diabetic educators in pregnancy management program improve glycemic control?

(610) Environmental exposures and disparities in infant mortality: a positive deviance analysis

(611) Comparative Effectiveness of Alternate Antibiotic Therapies for Pregnant Patients with Group B Streptococcus Infections

(612) Disparities in Mortality and Non-Transfusion Severe Maternal Morbidity Trends During Delivery Hospitalizations by Payer Status

(613) Association of maternal serum leptin levels in mid gestation with fetal adiposity

(614) Childhood Opportunity Index and Severe Morbidity in a cohort complicated by Placenta Accreta Spectrum Disorder

(615) Expectant management of preeclampsia with severe features: clinical outcomes based on severe features at diagnosis

(616) Association between Cotinine Exposure and Outcomes in Patients with Prenatal Cannabis Use: A Secondary Analysis

(617) Associations between Isolated Prenatal Cannabis Use and Outcomes: A Prospective Cohort Study

(618) Does a best practice implementation prompting providers on syphilis screening guidelines impact physician adherence?

(619) Effectiveness of cerclage in twin pregnancies with short cervix: systematic review and meta-analysis

(620) Childhood outcomes of multiples prenatally exposed to progesterone for the prevention of preterm birth

(621) CD4+T-Cells cause increased glucose, hypertension, and organ dysfunction in a rat model of gestational diabetes

(622) Deep learning to assess twin gestation from blindly obtained ultrasound sweeps

(623) Dimensions of COVID-19 Vaccine Uptake in Pregnant People: A Mixed Methods Approach

(624) Contingency management for methamphetamine cessation during pregnancy: a cost-effectiveness analysis

(625) Comparison of a New Tool for Obstetric Early Sepsis Versus Systemic Inflammatory Response Syndrome (SIRS)

(626) Extracellular Vesicles Carrying Efflux Protein P-glycoprotein Alter Drug Transport Functions in Decidua

(627) Does the dosing of low-dose aspirin for preeclampsia prevention alter serum extracellular vesicle characteristics?

(628) Association of disease severity and placental pathology changes in pregnant patients with SARS-CoV-2

(629) Factors associated with SUD in pregnant individuals with reactive syphilis screening at a safety-net hospital

(630) Development and validation of a clinical risk prediction model for small-for-gestational age infants

(631) Clinical utility of antenatal cfDNA screening for autosomal dominant disorders in the general population

(632) Barriers to providing training in opioid use disorder: a survey of OB/GYN residency program directors

(633) Comparisons of three-tiered risk assessment tools for postpartum hemorrhage related morbidity

(634) Echocardiography Parameters and Cardiac Geometry in Pregnancy by Race and Ethnicity

(635) Effect of Medications on Postpartum Cerebral Autoregulation in Preeclampsia with Severe Features

(636) Association between histological and clinical chorioamnionitis in patients with PPROM

(637) Effects of universal intrauterine pressure monitoring on labor outcomes among patients with obesity

(638) Assessment of Maternal and Neonatal Outcomes in Newly Diagnosed Intrapartum Gestational Hypertension

(639) Eclampsia and adverse effects: comparison between 1 versus 2 grams per hour intravenous magnesium sulfate

(640) Do women with one abnormal value of oral-glucose-tolerance-test according to Carpenter and Coustan have gestational-diabetes-mellitus?

(642) Coping mechanisms and support systems of Black women after preterm birth: a qualitative study

(643) Functional gut microbiome variation impacts iron deficiency and responsiveness to iron supplementation: An Interventional Trial

(730) Vaginal progesterone treatment failure in otherwise low-risk patients with short cervix

(644) Indicated versus universal third trimester ultrasound examination in low-risk pregnancies: a pre- and post-intervention trial

(645) Perinatal effects of maternal cannabis and nicotine co-use in pregnancy

(646) Unintended consequences of inclusion of race in the TOLAC calculator, a birth certificate data study

(647) Patient Cost Willingness for Diagnostic Prenatal Testing in a Region with Poor Insurance Coverage

(648) Indications for Antenatal Late Preterm Steroids and Childhood Neurodevelopmental Outcomes

(649) Intrapartum Oral Azithromycin to Prevent Maternal Postpartum Hemorrhage

(650) Reticulocyte hemoglobin equivalent in the iron deficiency spectrum

(651) Lung size and Doppler velocimetry after serial amnioinfusions in fetuses with renal agenesis/dysplastic kidneys

(652) Opportunities to reduce inadequate treatment of syphilis in pregnancy associated with substance use disorder

(653) Timing of antenatal placenta accreta spectrum diagnosis and impact on clinical outcomes: a multicenter study

(654) Hemoglobin Electrophoresis versus Kleihauer Betke to Determine Bone Marrow Suppression in Fetuses Undergoing Intrauterine Transfusion

(655) Inpatient Early Postpartum Glucose Tolerance Testing in a Large Community Hospital

(656) Vasa Previa Management: Analysis of Maternal and Neonatal Outcomes Between Inpatient and Outpatient Approaches

(657) Timing of insulin initiation in Gestational Diabetes and fetal growth curves

(658) Impact of an SMME Committee on All Cause and Preventable Maternal Morbidity

(659) Yield of serial prenatal ultrasounds for detection of congenital heart block in SSA/SSB antibody-positive patients

(660) Offspring Long-Term Infectious Morbidity following Pregnancies with Cervical Cerclage

(661) Offspring Long-Term Morbidities in Pregnancies with Cervical Cerclage

(664) Occipital Posterior Vacuum Assisted Delivery: Primiparity's Impact on Maternal and Neonatal Outcomes

(665) Widespread maternal immunity to RSV suggests naturally-occurring antibodies provide incomplete neonatal protection: implications for vaccination

(666) Improving compliance with umbilical cord management in vigorous term infants through a quality improvement initiative

(667) Timing of postpartum pharmacologic thromboprophylaxis relative to delivery and anesthesia

(668) Validation of an extended maternal comorbidity index (MCI) for prediction of severe maternal morbidity

(669) National trends and outcomes for births requiring maternal transfers

(670) Peripartum factors associated with breastfeeding after cesarean birth

(671) Impact of Amniotomy Timing after Foley Bulb on Induction of Labor Outcomes in Obese Patients

(672) Outcomes of operative vaginal deliveries by hospital volume status

(673) Mental health needs after preterm birth: A qualitative assessment of Black women’s experiences

(674) Mean arterial pressure as an early predictor of preeclampsia: A retrospective cohort study

(675) Understanding Fluid Shifts in Hypertension: Postpartum Point-of-Care Ultrasound of the Inferior Vena Cava and Aorta

(676) White coat hypertension validated on home blood pressure monitoring as predictor of adverse pregnancy outcomes

(677) Unusual presentation of renal tubular dysgenesis: a case report and review of current literature

(678) Impact of body mass index and gestational weight-gain on neonatal outcomes in polycystic ovarian syndrome

(679) Impact of amnioinfusions on the ultrastructure of the amnion in a rodent model

(680) Impact of obesity class on unscheduled cesarean delivery outcomes

(681) Mifepristone pretreatment for second trimester induction, to wait or not to wait?

(682) Neighborhood, race, or both? Impact on maternal and neonatal adverse outcomes

(683) One year later: Comparison of care for nonviable second trimester pregnancies pre- and post-Dobbs decision

(684) Natural Language Processing Analysis of TikTok’s Most Popular #Pitocin Videos

(685) Patient Perceptions Post Dobbs Decision

(687) Immune Clock of Pregnancy: A Longitudinal Evaluation of Cervicovaginal Inflammation

(689) Maternal morbidity in postpartum severe preeclampsia by obstetric hospital volume

(690) Transport trends for early pregnancy evaluation before and after adoption of restrictive reproductive legislation

(691) Neonatal outcomes in late preterm premature rupture of the membranes – subpopulation analysis

(692) Genetic findings among neonates with perinatal hypoxic-ischemic encephalopathy

(693) OBGYN shortage by Hospital Referral Region: Opportunities to reduce reproductive disparities

(694) Pregnancy Dysglycemia and Predicted Risk of Fatty Liver Disease 10-14 Years after Delivery

(695) Maternal height and risk of neonatal morbidity in pregnancies complicated by fetal growth restriction

(696) Trends in Antepartum Pyelonephritis Hospitalizations and Risk for Associated Sepsis and Severe Maternal Morbidity

(697) Social determinants of health and hypertensive disorders of pregnancy in patients with heart disease

(698) Maternal Epigenetic Variation among women Experiencing Preterm Birth in Hawai'i

(699) Inpatient versus outpatient/home initiation of medications for opioid use disorder (MOUD) in pregnancy

(700) Timing of medication for opioid use disorder (MOUD) initiation in pregnancy and outcomes

(701) Hypertensive Disorders of Pregnancy and Childhood Growth

(702) Pain Management After Vaginal Birth: A Systematic Review To Support Clinical Practice Guideline Development

(703) UCSD Health CardioObstetrics Initiative: A Multidisciplinary Team to Improve Outcomes in the Pregnant Cardiac Patient

(704) Operative Vaginal Delivery Rates over two-decades: Instrument Choice and Neonatal Morbidity- Implications for Resident Training

(705) Gestational Diabetic CD4+ T-cells cause impaired glucose utilization, placental and pancreatic dysfunction, and hypertension

(706) Insomnia in pregnancy: are hospitalized inpatients sleeping less than outpatients?

(707) Patient factors associated with severe maternal morbidity by urban-rural designation in Georgia, United States

(708) Trends in placenta previa by age, race/ethnicity, and pre-pregnancy body mass index

(709) Impact of abortion bans on pregnancies with severe life-limiting fetal anomalies: a cost-effective analysis.

(710) Variability in Epithelial DNA Yield Isolated from Cervical Mucosa During Pregnancy

(711) Maternal endometriosis: an independent risk factor for long-term infectious morbidity of the offspring

(712) Mode of delivery in preterm twin pregnancy and long-term cardiovascular morbidity of the offspring

(713) What blood bank preparation is appropriate for women giving birth?

(714) Neonatal Outcomes After Maternal versus Neonatal Transfers to a Level IV Perinatal Care Center

(715) Trends in Tdap and Flu Vaccination in Pregnant People in Relation to the COVID-19 Pandemic

(716) Outcomes from a 15 Year Review of Cystic Hygroma

(718) Identification of Black Birthing People at Highest Risk for Suicide

(719) Optimal Mode of Delivery for Term Breech Presentations: Emulating a Target Trial

(720) Perinatal suicidality among high-risk individuals: evaluating trends to inform policy

(721) Umbilical artery endocan level increases with maternal BMI

(723) Intrauterine vacuum-induced tamponade versus intrauterine balloon-tamponade for postpartum hemorrhage management

(724) Optimizing YouTube OB/GYN Video Search: The Impact of Adding Boolean Operators

(725) Impact of Maternal Age on the Risk for Perineal Injury and OASI in Nulliparous Women

(726) Outcomes of fetoscopic laser surgery for twin-twin transfusion syndrome according to the presenting twin.

(727) One laboratory’s experience with prenatal cfDNA screening and incidental findings concerning for maternal neoplasia

(728) Water Birth YouTube Videos: Understanding Its Accuracy in Accordance to Evidence-Based Guidelines

(729) Gut Microbiome is Persistently Altered by Maternal Western-Style Diet Exposure Despite Weaning Diet

(731) Nationwide Trends in Periviable Preterm Birth Interventions

(733) Perinatal outcomes in pregnancies complicated by a prenatal diagnosis of critical congenital heart disease (CCHD)

(734) Uterine Artery Doppler, Placental Volume, and the Risk for Hypertensive Disorders of Pregnancy

(735) Mode of delivery does not impact cardiovascular morbidity in patients with prior cardiovascular disease

(736) Identifying women at high risk for preterm birth based on clinical data using machine learning

(737) Trends and Outcomes Among Pregnancy and non- Pregnancy Related Hospitalizations with Diabetic Ketoacidosis

(738) Trends and Outcomes Among Racial and Ethnic Groups in Pregnancy Associated Stroke

(739) Maternal fertility treatments and the risk for celiac disease of the offspring

(740) Maternal history of recurrent pregnancy loss and placental related complications

(741) The association between hysterotomy extension and subsequent preterm birth

(742) Microwave ablation for selective fetal reduction in complicated monochorionic gestations

(743) Utility of genetic testing in fetuses with suspected lethal skeletal dysplasia on sonography

(744) Visual Aids for Induction of Labor Education: A Randomized Controlled Trial

(745) Mode of delivery in FGR by EFW<10% vs. EFW≥10%ile and AC<10%ile undergoing trial of labor

(746) Peripartum Cardiomyopathy Delivery Hospitalization and Postpartum Readmission Trends, Risk Factors, and Outcomes

(747) “Low-risk” and “High-risk” Nulliparous Term Singleton Vertex (NTSV) Cesarean Birth Rates Following the ARRIVE Trial

(748) Can Failed Vacuum Extraction Be Predicted?

(749) Maternal Position Effects on Middle Cerebral Artery Pulsatility Index and Associated Adverse Pregnancy Outcome

(750) The Effect of the ARRIVE Trial on Nulliparous Term Singleton Vertex (NTSV) Cesarean Birth Rate

(751) Improving participation in postpartum remote blood pressure monitoring collaborating with community doulas for Black women

(752) Universal use of aspirin prenatally: Benefit to patients at high-risk for preeclampsia

(753) Obstetrical and Perinatal Trends in Hawai'i from 2019 to 2023

(754) Ultrasound and Clinical Characteristics of Congenital Pulmonary Airway Malformations (CPAM) and Neonatal Care Needs

(755) Increased prevalence of neural tube defects in industrial area in Northwestern Netherlands in 2020-2021.

(756) Perceived Discrimination, Adverse Childhood Experiences, Depression, and Perception of Care in Low Socioeconomic Obstetric Patients

(757) Maternal, Neonatal and Delivery Outcomes Following a SARS-CoV-2 Moratorium on Elective Deliveries

(758) Increased Risk of Metabolic Syndrome Following Delivery of Abnormal Birthweight Babies

(759) Outcomes of fetoscopic laser surgery across the spectrum of the transfusion syndromes

(760) Trends in delayed cord clamping documentation and performance at an urban hospital

(761) Impact of Retained Placenta on Breastmilk Production in Individuals Undergoing Conservative Management of PAS

(762) Neonatal intensive care unit admission and maternal postoperative pain experience

(763) Obstetric Care and Pregnancy Health among Autistic Individuals in an Integrated Healthcare Setting in California

(765) Intended conservative management versus cesarean hysterectomy for known/suspected placenta accreta spectrum: a cost-effectiveness analysis

(766) Obstetric and fetal outcomes with high risk and non-reportable low fetal fraction cell-free DNA results

(767) Differential Packaging of Nuclear and Membrane Progesterone Receptors in Myometrial and Decidual Cell Exosomes

(768) Mid-gestation pregnancy serum level of placenta-specific miR-519c is inversely associated with infection-related preterm birth risk.

(769) Rationalization of Obstetric Hysterectomy Trays: A Quality-Improvement Initiative

(770) Neonatal outcomes associated with clinically significant red blood cell antibody seroconversion in pregnancy

(771) TTTS Staging Stratification for Fetal Death with Donor Twin Middle Cerebral Artery Evaluation without TAPS

(772) Hypertensive disorders of pregnancy and severe maternal morbidity according to race/ethnicity, California 2007-2018

(773) Utility of maternal cultures In laboring patients with isolated maternal fever or suspected intra-amniotic infection

(774) Hospital-level variation in cesarean birth after nulliparous term induction of labor

(775) Optimizing latent phase duration during inductions to minimize morbidity and cesarean delivery

(776) Maternal-Perinatal Outcomes in Pregnancies Exposed to Hydroxyurea

(777) Normative values of monocyte distribution width in pregnancy

(778) Obstetrical patient comorbidity according to hospital volume of delivery: a retrospective cohort study

(779) Patient Perspectives on Sources of Conflict and Support During Periviability Counseling: A Qualitative Analysis

(780) Resolution of fetal discordance after laser is predicted by twin growth before twin-to-twin transfusion syndrome

(781) Multiethnic Growth Standards for Fetal Body Composition and Organ Volumes Derived from 3D Ultrasonography

(782) Phenotyping Labor Dystocia: A Pilot Study Triangulating Cytokines and Uterine EMG Parameters

(783) Risk of Severe Maternal Morbidity among Pregnancies complicated by Pregestational Diabetes

(784) Neonatal Outcomes Among Individuals with Depressed Fetal Heart Tracings at Methadone and Buprenorphine Peak Levels

(785) Utilizing Ecological Momentary Assessment in the Postpartum Evaluation of Patients with Hypertensive Disorders of Pregnancy

(786) Hemoglobin A1c among patients without diabetes and risk of large for gestational age neonates

(787) Glycemic control in labor: Comparing time in range(TIR) among gravidas with and without pre-gestational diabetes

(788) Impact of anemia on perinatal outcomes by race and ethnicity

(789) Perinatal Cannabis Use Adversely Impacts Pregnancy and Neonatal Outcomes

(790) Opioid Use in Pregnancy Adversely Affects Perinatal Outcomes

(791) Timing of exam-indicated cerclage and pregnancy outcomes: To emergently or urgently schedule?

(792) Medium postpartum hemorrhage risk: do multiple medium risk factors increase risk to high?

(793) Maternal risk factors for preeclampsia and prescription practices of low dose aspirin for preeclampsia prophylaxis.

(794) MRI After Ultrasound Consistent with Accreta Incorrectly Changes Diagnosis to Negative in up to One-Third

(795) High school diploma rate is associated with neonatal glucose Instability and macrosomia among non-diabetic patients

(796) Impact of Oxytocin Timing and Duration on TOLAC Outcomes: A Retrospective Study

(797) Molecular and Physiological Profile of Women with a History of Gestational Diabetes Mellitus

(798) Personalized Machine Learning Model for Predicting Successful Vaginal Delivery during the Active Phase of Labor

(799) Prophylactic Aspirin Treatment for Preeclampsia Prevention in Dichorionic-Diamniotic Twin Pregnancies

(801) Moderate to severe thrombocytopenia is associated with postpartum hemorrhage but not increased anemia

(802) Nausea and vomiting during pregnancy, cannabis use, and health implications among an international Latina subgroup

(803) Impact of labor and delivery unit acuity on labor length and risk of cesarean delivery

(804) Women with one previous preterm delivery or second-trimester loss: history-indicated-cerclage versus ultrasound cervical length screening

(805) Morphometric Analysis of Spina Bifida(SB) to Associate Pre-operative Severity and Clinical Outcomes after Fetal Repair

(806) Validation of the fetal lamb model of complex gastroschisis

(807) Utility of reticulocyte hemoglobin equivalent in screening for iron deficiency in pregnancy

(808) Timing of aspirin discontinuation prior to delivery and risk of peripartum bleeding complications

(809) Vaginal misoprostol versus vaginal dinoprostone for labor induction: Individual participant data meta-analysis of randomized trials

(811) Does risk of postpartum hemorrhage increase in twin pregnancies with birthweights greater than 4000g?

(812) Impact of an increase from class II to III BMI on pregnancy outcomes

(813) Trends in Hypertensive Disorders in the United States Post Aspirin Recommendation Guidelines: A Nationwide Study

(814) Impact of quality improvement efforts at a population level: evidence from cesarean birth trends

(815) Treatment effect heterogeneity of antenatal steroids among late preterm births

(816) Gut microbiome impacts iron deficiency and responsiveness to iron supplementation in a prospective, interventional trial

(817) Trans-placental transport of a novel fluorescent lipid nanoparticle in a pre-clinical fetal therapy murine model

(818) MRI Markers of PAS in Individuals Without PAS

(819) Trends and outcomes in deliveries affected by maternal fatty acid oxidation defects

(820) High-Risk Pregnancy in North Carolina: Predictors of High Efficacy Postpartum Contraception Use

(823) Virtual Care in Maternal Fetal Medicine: A Patient and Provider Perspective

(824) MD vs. ML: Comparing clinician intuition to machine learning to predict mode of delivery

(825) What are patient perspectives on research participation during labor and delivery

(826) Integrating maternal genotypes to improve birth weight prediction in low-risk pregnancies

(827) Outcomes of Adolescent Pregnancies with Diabetes

(829) Cost-effectiveness of exome and genome sequencing for low-risk pregnancies

(830) How does social vulnerability influence substance use patterns in pregnant persons with substance use disorder?

(831) Neonatal Hypoglycemia at Term: Unraveling the Impact of Maternal Glycemic Status and Fetal Growth Patterns

(832) Trial of labor outcomes after knotless-barbed vs. conventional suture for closure of cesarean uterine incision

(833) Outpatient Versus Inpatient Management of Premature Prelabour Rupture of Membranes: A Systematic Review and Meta-Analysis

(834) Vacuum delivery for "Maternal Exhaustion" has distinctive characteristics.

(835) Optimizing the 4th Trimester: Factors That Drive Attendance to a Comprehensive Postpartum Cardiometabolic Clinic

(836) Ultrasonographic fetal lung texture analysis in twin and singleton gestations

(837) NT-ProBNP in preeclampsia with severe features as a predictor of adverse maternal cardiac outcomes

(838) Transvaginal/Transvesical Ultrasound (TVUS) to Diagnose Placenta Accreta Spectrum (PAS),its Severity & to Predict Blood Loss

(839) Unexpected UDS: Impact on Neonatal and Maternal Outcomes in Opioid Use Disorder

(840) How Much Oxytocin Do We Give? Cumulative Doses for Labour Acceleration

(841) To Push or Not to Push: Passive Descent and the Second Stage

(843) Patient Perception of Gestational Diabetes Mellitus And Its Influence on Adherence to Postpartum Diabetes Screening

(844) Timeliness of diagnosis and treatment of postpartum hypertensive disorders in the Emergency Department

(845) Mode of delivery and postpartum depressive symptoms among nulliparous people with antenatal depression

(846) Obstetric and neonatal outcomes in clinically diagnosed placental abruption with and without placental histopathological confirmation

(847) One hour versus two hours postprandial glucose monitoring in gestational diabetes-mellitus: a prospective clinical trial

(848) Outcomes in Pregnancies Complicated with Preterm Hypertensive Disorders with and without Late Antenatal Corticosteroids

(849) Macrosomia prediction via sonographic and obstetrical parameters using machine learning.

(850) Timing of the Diagnosis of Fetal Growth Restriction: Better Early or Better Late?

(851) Neonatal outcome in late preterm twin gestation: impact of antenatal corticosteroids before 34 weeks

(852) Utility of a standardized reporting system in prenatal ultrasound for placenta accreta spectrum disorder.

(853) Outcomes of Stevens-Johnson syndrome and toxic epidermal necrolysis in pregnant women, 2009-2020

(854) Inositols pathway is altered in placental tissue of obese women

(855) Incidence of Dysphoric Milk Ejection Reflex

(856) Intrapartum Maternal Fever and Severe Maternal Morbidity

(858) Applying machine-learning models to successful Vaginal Birth after two Cesarean Deliveries

(859) Neonatal and Maternal Outcomes Following Implementation of Expectant Management of Late Preterm PROM

(860) Increasing postpartum hemorrhage and blood product transfusion at delivery in the United States, 2016-2020

(861) Timing of history-indicated cerclage placement and pregnancy outcomes

(862) Virtual reality for pain reduction during episiotomy and perineal tear repair

(863) Outcomes after fetoscopic laser photocoagulation for TTTS with or without concomitant selective fetal growth restriction

(864) Maternal Rates of Alloimmunization at Initiation of Pregnancy Care: Insights from a National Cohort

(865) Toll-like Receptor 9 (TLR9) suppression restores endothelial function in the maternal placental microvasculature in preeclampsia.

(866) Zygosity-based Twin Pregnancy Outcomes: Insights from SNP-Based cfDNA Screening

(867) Impact of BMI and Mode of Delivery on Neonatal and Maternal Outcomes of Nulliparas

(868) Impact of the ARRIVE Trial in Nulliparous Individuals with Morbid Obesity: Interrupted Time Series Analysis