2010
Is the Rate of Congenital Heart Defects Detected by Fetal Echocardiography Among Pregnancies Conceived by In Vitro Fertilization Really Increased?
Bahtiyar MO, Campbell K, Dulay AT, Kontic-Vucinic O, Weeks BP, Friedman AH, Copel JA. Is the Rate of Congenital Heart Defects Detected by Fetal Echocardiography Among Pregnancies Conceived by In Vitro Fertilization Really Increased? Journal Of Ultrasound In Medicine 2010, 29: 917-922. PMID: 20498466, DOI: 10.7863/jum.2010.29.6.917.Peer-Reviewed Original ResearchConceptsIVF pregnanciesFrequency of CHDsFetal echocardiographyCHD riskGeneral populationCongenital heartContemporary general populationIVF twin pregnanciesHigher-order pregnanciesIntracytoplasmic sperm injectionFertilization pregnanciesStudy patientsTwin gestationsTwin pregnanciesPrenatal prevalencePopulation dataStudy populationHigh riskSperm injectionPregnancyVitro FertilizationEchocardiographyReferral programCHDPatients
2008
Stillbirth at Term in Women of Advanced Maternal Age in the United States: When Could the Antenatal Testing Be Initiated?
Bahtiyar M, Funai E, Rosenberg V, Norwitz E, Lipkind H, Buhimschi C, Copel J. Stillbirth at Term in Women of Advanced Maternal Age in the United States: When Could the Antenatal Testing Be Initiated? American Journal Of Perinatology 2008, 25: 301-304. PMID: 18437644, DOI: 10.1055/s-2008-1076605.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultFemaleFetal DeathHumansMaternal AgeRisk FactorsStillbirthTerm BirthUnited StatesConceptsIntrauterine fetal demiseAdvanced maternal ageYears of ageRisk of IUFDAntenatal testingMaternal ageSingleton term deliveriesTerm singleton gestationsProportional hazards modelSingleton gestationsFetal demiseIndependent predictorsMedical complicationsTerm deliveryWomen 25Women 40Risk factorsMaternal raceCongenital anomaliesPrevention databaseHazards modelHaenszel testWomen 15U.S. CentersCochran-Mantel
2007
Prevalence of Congenital Heart Defects in Monochorionic/Diamniotic Twin Gestations
Bahtiyar MO, Dulay AT, Weeks BP, Friedman AH, Copel JA. Prevalence of Congenital Heart Defects in Monochorionic/Diamniotic Twin Gestations. Journal Of Ultrasound In Medicine 2007, 26: 1491-1498. PMID: 17957043, DOI: 10.7863/jum.2007.26.11.1491.Peer-Reviewed Original ResearchConceptsTwin-twin transfusion syndromeDiamniotic twin gestationsTwin gestationsVentricular septal defectSeptal defectPulmonary stenosisTwin pregnanciesRisk factorsRelative riskHeart defectsCongenital heartFrequent heart defectsConfidence intervalsAtrial septal defectMedical Subject Headings termsCongenital heart defectsRandom-effects modelSubject Headings termsCHD prevalenceTransfusion syndromeAbnormal placentationFetal echocardiographyObservational studyGestationSystematic review