2016
Fresh versus Frozen Embryos for Infertility in the Polycystic Ovary Syndrome
Chen ZJ, Shi Y, Sun Y, Zhang B, Liang X, Cao Y, Yang J, Liu J, Wei D, Weng N, Tian L, Hao C, Yang D, Zhou F, Shi J, Xu Y, Li J, Yan J, Qin Y, Zhao H, Zhang H, Legro RS. Fresh versus Frozen Embryos for Infertility in the Polycystic Ovary Syndrome. New England Journal Of Medicine 2016, 375: 523-533. PMID: 27509101, DOI: 10.1056/nejmoa1513873.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeOvarian hyperstimulation syndromeFresh embryo transferFrozen embryo transferFrozen-embryo transferOvary syndromeHyperstimulation syndromeLive birthsInfertile womenRate ratioFrozen embryosSignificant between-group differencesFresh embryo groupFirst IVF cycleLive birth rateFirst embryo transferBetween-group differencesNeonatal complicationsIVF cyclesPregnancy complicationsMulticenter trialPrimary outcomeNeonatal deathPregnancy lossHigh risk
2014
Letrozole versus Clomiphene for Infertility in the Polycystic Ovary Syndrome
Legro RS, Brzyski RG, Diamond MP, Coutifaris C, Schlaff WD, Casson P, Christman GM, Huang H, Yan Q, Alvero R, Haisenleder DJ, Barnhart KT, Bates GW, Usadi R, Lucidi S, Baker V, Trussell JC, Krawetz SA, Snyder P, Ohl D, Santoro N, Eisenberg E, Zhang H. Letrozole versus Clomiphene for Infertility in the Polycystic Ovary Syndrome. New England Journal Of Medicine 2014, 371: 119-129. PMID: 25006718, PMCID: PMC4175743, DOI: 10.1056/nejmoa1313517.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeOvary syndromeCongenital anomaliesLive birthsHigh incidenceOvulation rateSignificant between-group differencesCumulative ovulation rateNormal uterine cavityOverall congenital anomaliesBetter pregnancy outcomesPatent fallopian tubesCumulative live birthMajor congenital anomaliesBetween-group differencesYears of ageClomiphene groupLetrozole groupRotterdam criteriaAdverse eventsHot flushesPregnancy outcomesInfertile womenMulticenter trialPrimary outcome
2011
Increasing burden of institutional review in multicenter clinical trials of infertility: the Reproductive Medicine Network experience with the Pregnancy in Polycystic Ovary Syndrome (PPCOS) I and II studies
Schlaff WD, Zhang H, Diamond MP, Coutifaris C, Casson PR, Brzyski RG, Christman GM, Barnhart KT, Trussell JC, Krawetz SA, Snyder PJ, Ohl D, Santoro N, Eisenberg E, Huang H, Legro RS, Network R. Increasing burden of institutional review in multicenter clinical trials of infertility: the Reproductive Medicine Network experience with the Pregnancy in Polycystic Ovary Syndrome (PPCOS) I and II studies. Fertility And Sterility 2011, 96: 15-18. PMID: 21645894, PMCID: PMC3151556, DOI: 10.1016/j.fertnstert.2011.05.069.Peer-Reviewed Original ResearchConceptsPolycystic Ovary Syndrome IReproductive Medicine NetworkMulticenter clinical trialMulticenter trialClinical trialsSubstantial burdenInstitutional reviewClinical investigatorsMedicine NetworkSignificant increaseBurdenTrialsInstitutional review board requirementsObjective dataIRB submissionPregnancyInfertilityHuman research participantsYearsSignificant variability