2020
Live birth after a freeze-only strategy versus fresh embryo transfer in three randomized trials considering progesterone concentration
Yu Y, Zhao S, Li Y, Niu Y, Wei D, Zhang S, Chen ZJ, Zhang H, Legro RS. Live birth after a freeze-only strategy versus fresh embryo transfer in three randomized trials considering progesterone concentration. Reproductive BioMedicine Online 2020, 41: 395-401. PMID: 32600942, DOI: 10.1016/j.rbmo.2020.04.021.Peer-Reviewed Original ResearchConceptsLive birth rateFresh embryo transferProgesterone concentrationsEmbryo transferOvulatory womenRandomized trialsBirth rateHuman chorionic gonadotrophin (HCG) administrationFresh embryo transfer groupCleavage-stage embryo transferFreeze-only strategyHigh ovarian responseInitial embryo transferPolycystic ovary syndromeChorionic gonadotrophin administrationEmbryo transfer groupFrozen embryo transferSingle blastocyst transferBetween-group differencesClinical pregnancyGonadotrophin administrationHCG administrationOvarian responseOvary syndromePrimary outcomeAndrogenicity and fertility treatment in women with unexplained infertility
Wang ET, Diamond MP, Alvero R, Casson P, Christman GM, Coutifaris C, Hansen KR, Sun F, Legro RS, Robinson RD, Usadi RS, Pisarska MD, Santoro NF, Zhang H, Network I. Androgenicity and fertility treatment in women with unexplained infertility. Fertility And Sterility 2020, 113: 636-641. PMID: 32192596, PMCID: PMC7088440, DOI: 10.1016/j.fertnstert.2019.10.034.Peer-Reviewed Original ResearchConceptsLive birth rateBody mass indexUnexplained infertilityClinical pregnancyMass indexPregnancy lossClinical markersLive birthsAndrogenic activityFree androgen index valuesHigher body mass indexMultivariable logistic regression modelMultiple Intrauterine GestationsNormal uterine cavityHigh waist circumferenceOvarian stimulation treatmentPatent fallopian tubesBirth rateLogistic regression modelsAndrogen markersSerum TTOvarian stimulationRegular mensesInfertility populationIntrauterine gestation
2019
First-line ovulation induction for polycystic ovary syndrome: an individual participant data meta-analysis
Wang R, Li W, Bordewijk E, Legro R, Zhang H, Wu X, Gao J, Morin-Papunen L, Homburg R, König T, Moll E, Kar S, Huang W, Johnson N, Amer S, Vegetti W, Palomba S, Falbo A, Özmen Ü, Nazik H, Williams C, Federica G, Lord J, Sahin Y, Bhattacharya S, Norman R, van Wely M, Mol B, Network+ R, Collaboration T. First-line ovulation induction for polycystic ovary syndrome: an individual participant data meta-analysis. Human Reproduction Update 2019, 25: 717-732. PMID: 31647106, DOI: 10.1093/humupd/dmz029.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeClinical pregnancy rateClomiphene citrateLive birth rateOvulation inductionTime-to-pregnancyAnovulatory infertilityFrequent cause of anovulatory infertilityPregnancy rateCause of anovulatory infertilityBirth rateMetformin to CCOvulation induction agentsIncreased clinical pregnancyLive birthsPrimary randomised controlled trialsClinical pregnancyRandomised controlled trialsInfertilityIndividual participant dataIPD meta-analysesWomenPositive interactionsLetrozoleAccurate assessment of outcomes
2018
Comparison of sonohysterography to hysterosalpingogram for tubal patency assessment in a multicenter fertility treatment trial among women with polycystic ovary syndrome
Christianson MS, Legro RS, Jin S, Eisenberg E, Diamond MP, Hansen KR, Vitek W, Styer AK, Casson P, Coutifaris C, Christman GM, Alvero R, Puscheck EE, Christy AY, Sun F, Zhang H, Polotsky AJ, Santoro N. Comparison of sonohysterography to hysterosalpingogram for tubal patency assessment in a multicenter fertility treatment trial among women with polycystic ovary syndrome. Journal Of Assisted Reproduction And Genetics 2018, 35: 2173-2180. PMID: 30194618, PMCID: PMC6289919, DOI: 10.1007/s10815-018-1306-2.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeSaline infusion sonohysterographyTubal patencyClinical pregnancyOvary syndromePolycystic Ovary Syndrome IITubal patency assessmentClinical pregnancy rateDuration of infertilityAcceptable imaging modalityIntrauterine pregnancyClomiphene citrateEctopic pregnancyInfertile womenResultsAmong womenMultivariable analysisPatency assessmentTreatment armsTreatment trialsPregnancy rateMethodsSecondary analysisHysterosalpingogramLarge cohortTubes patentPatencyTransfer of Fresh versus Frozen Embryos in Ovulatory Women
Shi Y, Sun Y, Hao C, Zhang H, Wei D, Zhang Y, Zhu Y, Deng X, Qi X, Li H, Ma X, Ren H, Wang Y, Zhang D, Wang B, Liu F, Wu Q, Wang Z, Bai H, Li Y, Zhou Y, Sun M, Liu H, Li J, Zhang L, Chen X, Zhang S, Sun X, Legro R, Chen Z. Transfer of Fresh versus Frozen Embryos in Ovulatory Women. New England Journal Of Medicine 2018, 378: 126-136. PMID: 29320646, DOI: 10.1056/nejmoa1705334.Peer-Reviewed Original ResearchConceptsFresh embryo transferFrozen embryo transferLive birth rateOvarian hyperstimulation syndromeHyperstimulation syndromeElective frozen embryo transferOvulatory womenFrozen-embryo groupFresh embryo groupIn vitro fertilization cyclesHigher live birth ratesPolycystic ovary syndromeRate of implantsCleavage-stage embryosOverall pregnancy lossAnovulatory womenNeonatal complicationsClinical pregnancyOngoing pregnancyFrozen embryosEmbryo cryopreservationBetween-group differencesEmbryo transferLive birthsFertilization cycles
2017
Preconceptional antithyroid peroxidase antibodies, but not thyroid-stimulating hormone, are associated with decreased live birth rates in infertile women
Seungdamrong A, Steiner AZ, Gracia CR, Legro RS, Diamond MP, Coutifaris C, Schlaff WD, Casson P, Christman GM, Robinson RD, Huang H, Alvero R, Hansen KR, Jin S, Eisenberg E, Zhang H, Santoro N, Network E. Preconceptional antithyroid peroxidase antibodies, but not thyroid-stimulating hormone, are associated with decreased live birth rates in infertile women. Fertility And Sterility 2017, 108: 843-850. PMID: 29102040, PMCID: PMC8129952, DOI: 10.1016/j.fertnstert.2017.08.026.Peer-Reviewed Original ResearchAnti-TPO antibodiesLive birth rateThyroid-stimulating hormoneAntithyroid peroxidase antibodiesMIU/LInfertile womenClinical pregnancyPeroxidase antibodiesLive birthsReproductive outcomesBirth rateEunice Kennedy Shriver National InstituteMultivariable logistic regression analysisMultivariable logistic regression modelReproductive Medicine NetworkMIU/L.Adverse reproductive outcomesHigher miscarriage ratePoor reproductive outcomesRisk of miscarriageLogistic regression analysisLogistic regression modelsSimilar conception ratesMiscarriage rateTSH levelsAssociation of uterine fibroids and pregnancy outcomes after ovarian stimulation–intrauterine insemination for unexplained infertility
Styer AK, Jin S, Liu D, Wang B, Polotsky AJ, Christianson MS, Vitek W, Engmann L, Hansen K, Wild R, Legro RS, Coutifaris C, Alvero R, Robinson RD, Casson P, Christman GM, Christy A, Diamond MP, Eisenberg E, Zhang H, Santoro N, Network I. Association of uterine fibroids and pregnancy outcomes after ovarian stimulation–intrauterine insemination for unexplained infertility. Fertility And Sterility 2017, 107: 756-762.e3. PMID: 28089575, PMCID: PMC5472203, DOI: 10.1016/j.fertnstert.2016.12.012.Peer-Reviewed Original ResearchMeSH KeywordsAbortion, SpontaneousAdultBlack or African AmericanDrug Therapy, CombinationFemaleFertilityFertility AgentsHumansInfertilityInsemination, ArtificialLeiomyomaLive BirthOvulationOvulation InductionPregnancyPregnancy RatePregnancy TestsProspective StudiesRisk FactorsTreatment OutcomeUnited StatesUterine NeoplasmsConceptsUnexplained infertilityUterine fibroidsPregnancy outcomesClinical trialsSerum antimüllerian hormone levelsBirth rateNon-African American womenGreater uterine volumeMultiple Intrauterine GestationsNormal uterine cavityClinical pregnancy rateAntimüllerian hormone levelsMulticenter clinical trialAmerican womenAfrican American womenClinical pregnancyIntrauterine gestationUterine volumeConception cyclesUterine cavityPregnancy lossHormone levelsPregnancy rateAntral folliclesMAIN OUTCOME
2016
Predictors of pregnancy and live-birth in couples with unexplained infertility after ovarian stimulation–intrauterine insemination
Hansen KR, He AL, Styer AK, Wild RA, Butts S, Engmann L, Diamond MP, Legro RS, Coutifaris C, Alvero R, Robinson RD, Casson P, Christman GM, Huang H, Santoro N, Eisenberg E, Zhang H, Network E. Predictors of pregnancy and live-birth in couples with unexplained infertility after ovarian stimulation–intrauterine insemination. Fertility And Sterility 2016, 105: 1575-1583.e2. PMID: 26949110, PMCID: PMC4893990, DOI: 10.1016/j.fertnstert.2016.02.020.Peer-Reviewed Original ResearchConceptsDuration of infertilityUnexplained infertilityPregnancy outcomesClinical trialsClinical pregnancyBaseline characteristicsLive birthsMultivariable logistic regression analysisMultiple Intrauterine GestationsMultiple pregnancy ratePredictors of pregnancyPrior pregnancy lossLive birth rateMulticenter clinical trialSignificant predictorsLogistic regression analysisClomiphene citrateOvarian stimulationAntimüllerian hormoneIntrauterine gestationSerum levelsWaist circumferencePregnancy lossObstetrical carePregnancy rate
2015
Letrozole, Gonadotropin, or Clomiphene for Unexplained Infertility
Diamond MP, Legro RS, Coutifaris C, Alvero R, Robinson RD, Casson P, Christman GM, Ager J, Huang H, Hansen KR, Baker V, Usadi R, Seungdamrong A, Bates GW, Rosen RM, Haisenleder D, Krawetz SA, Barnhart K, Trussell JC, Ohl D, Jin Y, Santoro N, Eisenberg E, Zhang H. Letrozole, Gonadotropin, or Clomiphene for Unexplained Infertility. New England Journal Of Medicine 2015, 373: 1230-1240. PMID: 26398071, PMCID: PMC4739644, DOI: 10.1056/nejmoa1414827.Peer-Reviewed Original ResearchConceptsUnexplained infertilityMultiple gestationsOvarian stimulationClinical pregnancyStandard therapyLive birth ratePatent fallopian tubesMultiple gestation ratesYears of ageFetal heart activityLetrozole groupNeonatal complicationsClomiphene citrateTriplet gestationsOngoing pregnancyPrimary outcomeGonadotropin treatmentFallopian tubeGestation rateCongenital anomaliesPregnancy rateWomen 18Live birthsClomipheneLetrozole