2024
The effect of improved metabolic syndrome parameters on live birth
Spitzer T, Diamond M, Wild R, Legro R, Zhang H, Sun F, Ling S, Santoro N. The effect of improved metabolic syndrome parameters on live birth. Fertility And Sterility 2024, 122: 373-375. PMID: 38641159, DOI: 10.1016/j.fertnstert.2024.04.020.Peer-Reviewed Original ResearchMetabolic syndrome Z-scoreLifestyle interventionLive birthsLive birth rateMetabolic syndrome parametersZ-scoreMetabolic syndromeUnexplained infertilityIntrauterine inseminationOvarian stimulationSyndrome parametersMetabolic parametersObese WomenBirth outcomesLive birth outcomesIntervention phaseImprove metabolic syndromeSecondary analysisFisher's exact testStudy participantsZ-score differenceLifestyle modificationStudent's t-testBirth rateLogistic regression
2023
Moderate and increased physical activity is not detrimental to live birth rates among women with unexplained infertility and obesity
Vitek W, Sun F, Cardozo E, Hoeger K, Hansen K, Santoro N, Zhang H, Legro R. Moderate and increased physical activity is not detrimental to live birth rates among women with unexplained infertility and obesity. F&S Reports 2023, 4: 308-312. PMID: 37719091, PMCID: PMC10504528, DOI: 10.1016/j.xfre.2023.06.004.Peer-Reviewed Original ResearchLive birth rateSteps/dayPhysical activityInfertility trialsLifestyle modificationUnexplained infertilityObese womenBirth rateClomiphene citrate treatmentUS fertility centersClinical pregnancy rateLifestyle modification programTime of enrollmentModerate physical activityPhysical activity goalsMiscarriage rateFertility centerIntrauterine inseminationFitbit activity trackerPregnancy rateSecondary analysisCitrate treatmentActivity goalsModification programWomen
2022
Biomarkers of Stress and Male Fertility
Spitzer TL, Trussell JC, Coward RM, Hansen KR, Barnhart KT, Cedars MI, Diamond MP, Krawetz SA, Sun F, Zhang H, Santoro N, Steiner AZ. Biomarkers of Stress and Male Fertility. Reproductive Sciences 2022, 29: 1262-1270. PMID: 35106743, PMCID: PMC9078052, DOI: 10.1007/s43032-022-00853-x.Peer-Reviewed Original ResearchConceptsLive birth rateSemen parametersSalivary levelsSperm countPregnancy/live birth rateBirth rateTotal motile sperm countMale factor infertilityMotile sperm countDNA fragmentationTotal sperm countSalivary cortisol levelsMale fertilityStress-related biomarkersChi-square testingSalivary alpha-amylaseInfertility trialsCohort studyHighest quintileIntrauterine inseminationPregnancy rateUpper quintileInfertile menPhysiologic measuresBiomarkers of stress
2021
Male vitamin D status and male factor infertility
Banks N, Sun F, Krawetz SA, Coward RM, Masson P, Smith JF, Trussell JC, Santoro N, Zhang H, Steiner AZ. Male vitamin D status and male factor infertility. Fertility And Sterility 2021, 116: 973-979. PMID: 34289935, PMCID: PMC8561776, DOI: 10.1016/j.fertnstert.2021.06.035.Peer-Reviewed Original ResearchMeSH KeywordsAbortion, SpontaneousAdultBiomarkersClomipheneDietary SupplementsDouble-Blind MethodFemaleFertilityFertility Agents, FemaleHumansInfertility, MaleInsemination, Artificial, HomologousLive BirthMalePregnancyPregnancy RateProspective StudiesRisk FactorsSemenSemen AnalysisTime FactorsTreatment OutcomeUnited StatesVitamin DVitamin D DeficiencyConceptsVitamin D deficiencyLive birth rateMale factor infertilityD deficiencyFactor infertilityD levelsSemen parametersMild male factor infertilityMale partnersVitamin D levelsVitamin D statusRate of miscarriageFemale partnersSperm concentrationBirth rateClinical pregnancyClomiphene citrateD statusDNA fragmentationCumulative pregnancySperm DNA fragmentationVitamin DFertility centerIntrauterine inseminationMonth 4Sperm deoxyribonucleic acid fragmentation: predictors, fertility outcomes, and assays among infertile males
Rios JS, Coward RM, Hansen KR, Barnhart KT, Cedars MI, Legro RS, Diamond MP, Krawetz SA, Usadi R, Baker VL, Sun F, Wild R, Smith JF, Santoro N, Zhang H, Steiner AZ. Sperm deoxyribonucleic acid fragmentation: predictors, fertility outcomes, and assays among infertile males. F&S Reports 2021, 2: 282-288. PMID: 34553152, PMCID: PMC8441563, DOI: 10.1016/j.xfre.2021.06.003.Peer-Reviewed Original ResearchPregnancy outcomesInfertile menSperm deoxyribonucleic acid fragmentationMultivariable linear regression modelsTransferase-mediated dUTP nickDeoxyribonucleic acid fragmentationLower total sperm motilityOvarian stimulationBaseline visitFertility centerTubal patencyIntrauterine inseminationLive birthsFertility outcomesInfertile malesSecondary analysisOlder ageDUTP nickFemale partnersSpearman correlationSperm concentrationSignificant predictorsTotal sperm motilityModest correlationMen
2020
Short-term weight change and live birth among women with unexplained infertility and polycystic ovary syndrome undergoing ovulation induction
Vitek W, Sun F, Hoeger KM, Santoro N, Diamond MP, Zhang H, Legro RS, Network E, Coutifaris C, Christman G, Robinson R, Brzyski R, Schlaff W, Casson P, Trussell J, Eisenberg E, Lamar C, DePaolo L. Short-term weight change and live birth among women with unexplained infertility and polycystic ovary syndrome undergoing ovulation induction. Fertility And Sterility 2020, 114: 1032-1039. PMID: 33036790, PMCID: PMC7953832, DOI: 10.1016/j.fertnstert.2020.06.002.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeShort-term weight changeUnexplained infertilityLive birth rateOvulation inductionOvary syndromeWeight changeWeight gainCycles of clomipheneBody mass indexMean weight changeBirth rateRandomized trialsMass indexRegular intercourseIntrauterine inseminationTreatment allocationLive birthsMAIN OUTCOMESecondary analysisWomenWeight assessmentBirthSyndromeInfertility