2022
Smoking and infertility: multivariable regression and Mendelian randomization analyses in the Norwegian Mother, Father and Child Cohort Study
Hernáez Á, Wootton RE, Page CM, Skåra KH, Fraser A, Rogne T, Magnus P, Njølstad PR, Andreassen OA, Burgess S, Lawlor DA, Magnus MC. Smoking and infertility: multivariable regression and Mendelian randomization analyses in the Norwegian Mother, Father and Child Cohort Study. Fertility And Sterility 2022, 118: 180-190. PMID: 35562204, PMCID: PMC7612999, DOI: 10.1016/j.fertnstert.2022.04.001.Peer-Reviewed Original ResearchConceptsChild Cohort StudyCohort studySmoking intensityNorwegian MotherTobacco useMultivariable regressionGreater smoking intensityEffect of smokingHigher smoking intensityMendelian randomizationSelf-reported informationMendelian randomization analysisNationwide cohortProspective studySmoking cessationMendelian randomization resultsMAIN OUTCOMESmokingInfertilityTrue lackGenetic instrumentsRandomization analysisWomenMenRandomization results
2021
Body mass index and subfertility: multivariable regression and Mendelian randomization analyses in the Norwegian Mother, Father and Child Cohort Study
Hernáez Á, Rogne T, Skåra KH, Håberg SE, Page CM, Fraser A, Burgess S, Lawlor DA, Magnus MC. Body mass index and subfertility: multivariable regression and Mendelian randomization analyses in the Norwegian Mother, Father and Child Cohort Study. Human Reproduction 2021, 36: 3141-3151. PMID: 34668019, PMCID: PMC8600658, DOI: 10.1093/humrep/deab224.Peer-Reviewed Original ResearchConceptsCohort studyBMI valuesMendelian randomization analysisMultivariable regressionGreater oddsMultivariable logistic regression modelSTUDY FUNDING/COMPETINGProject number 262700Risk of subfertilityRandomization analysisBody mass indexChild Cohort StudyPARTICIPANTS/MATERIALSUK National InstituteNational InstituteROLE OF CHANCELogistic regression modelsSelf-reported informationAssisted reproduction technologyObese menObese womenHigher BMILower BMIMass indexUS National Institutes