2018
Risk of prematurity and infant morbidity and mortality by maternal fertility status and plurality
Luke B, Brown MB, Wantman E, Seifer DB, Sparks AT, Lin PC, Doody KJ, Van Voorhis BJ, Spector LG. Risk of prematurity and infant morbidity and mortality by maternal fertility status and plurality. Journal Of Assisted Reproduction And Genetics 2018, 36: 121-138. PMID: 30328574, PMCID: PMC6338589, DOI: 10.1007/s10815-018-1333-z.Peer-Reviewed Original ResearchConceptsMaternal fertility statusRisk of prematurityIVF groupIVF pregnanciesDonor oocytesPlacental complicationsGreater riskInfant deathThawed embryosResultsThe study populationConfidence intervalsFertilization pregnanciesIVF infantsNICU admissionGestational diabetesInfant morbidityOdds ratioInfertility treatmentDeath certificatesLive birthsStudy populationPregnancyInfant's birthPrematurityOocyte sourceRisk of severe maternal morbidity by maternal fertility status: a US study in 8 states
Luke B, Brown MB, Wantman E, Baker VL, Doody KJ, Seifer DB, Spector LG. Risk of severe maternal morbidity by maternal fertility status: a US study in 8 states. American Journal Of Obstetrics And Gynecology 2018, 220: 195.e1-195.e12. PMID: 30321527, PMCID: PMC9758649, DOI: 10.1016/j.ajog.2018.10.012.Peer-Reviewed Original ResearchConceptsSevere maternal morbidityMaternal fertility statusMaternal morbidityFertile womenBirth certificatesFertilization pregnanciesCesarean deliveryBlood transfusionInfertility treatmentUnplanned hysterectomyOocyte sourceFourth-degree perineal lacerationsOlder maternal ageInfant birth certificatesCharacteristics of womenSample of birthsSubfertile womenFertilization cyclesFresh cyclesPerineal lacerationsVaginal birthMaternal ageOdds ratioLive birthsStudy population
1996
Effects of fetal number and multifetal reduction on length of in vitro fertilization pregnancies.
Haning RV, Seifer DB, Wheeler CA, Frishman GN, Silver H, Pierce DJ. Effects of fetal number and multifetal reduction on length of in vitro fertilization pregnancies. Obstetrics And Gynecology 1996, 87: 964-8. PMID: 8649707, DOI: 10.1016/0029-7844(96)00059-2.Peer-Reviewed Original ResearchConceptsDuration of gestationMultifetal reductionFertilization pregnanciesMultifetal pregnancy reductionIVF pregnanciesTriplet pregnanciesMultiple gestationsMean gestationIVF programPregnancy reductionViable fetusesMore fetusesFetal numberPregnancyGestationWeeksFetusesRegression analysisDurationSpontaneous reductionNatural causesTwinsWomenRelaxin secretion in in vitro fertilization pregnancies
Haning R, Goldsmith L, Seifer D, Wheeler C, Frishman G, Sarmento J, Weiss G. Relaxin secretion in in vitro fertilization pregnancies. American Journal Of Obstetrics And Gynecology 1996, 174: 233-240. PMID: 8572013, DOI: 10.1016/s0002-9378(96)70400-3.Peer-Reviewed Original ResearchConceptsHuman chorionic gonadotropinSecretion of relaxinChorionic gonadotropinCorpora luteaSerum estradiolSerum relaxinFunctional statusHuman chorionic gonadotropin (hCG) injectionOvarian hyperstimulation syndromeSerum of womenSecretion of steroidsSerum relaxin concentrationsFertilization pregnanciesHyperstimulation syndromePremature deliveryMultiple gestationsGonadotropin injectionRelaxin secretionMore injectionsRelaxin concentrationsProgesterone concentrationsMultiple linear regression analysisPregnancyGonadotropinSteroid concentrations