2005
Association of caffeine metabolites in umbilical cord blood with IUGR and preterm delivery: A prospective cohort study of 1609 pregnancies
Grosso L, Triche E, Belanger K, Benowitz N, Holford T, Bracken M. Association of caffeine metabolites in umbilical cord blood with IUGR and preterm delivery: A prospective cohort study of 1609 pregnancies. Annals Of Epidemiology 2005, 15: 659-660. DOI: 10.1016/j.annepidem.2005.07.037.Peer-Reviewed Original ResearchPreterm deliveryQuartile changeCohort studyCord bloodRatio of paraxanthineProspective cohort studyMethodsProspective cohort studyUmbilical cord bloodSelf-reported caffeine consumptionLogistic regression modelsOne-unit increaseThird trimesterSerum caffeineIUGRUmbilical cordCaffeine exposureReproductive outcomesAssociation of caffeineCaffeine consumptionHealth outcomesCaffeine ratioImportant covariatesRiskOutcomesBlood
1996
Maternal Caffeine Consumption and Spontaneous Abortion: A Prospective Cohort Study
Dlugosz L, Belanger K, Hellenbrand K, Holford T, Leaderer B, Bracken M. Maternal Caffeine Consumption and Spontaneous Abortion: A Prospective Cohort Study. Epidemiology 1996, 7: 250-255. PMID: 8728437, DOI: 10.1097/00001648-199605000-00008.Peer-Reviewed Original ResearchConceptsSpontaneous abortionCaffeine consumptionYale-New Haven HospitalMaternal caffeine consumptionProspective cohort studyCohort studyEarly pregnancyPregnant womenOdds ratioSoda drinkingElevated riskCaffeine beveragesBeverage consumptionCaffeine beverage consumptionCigarette useFirst monthPregnancySixteenth weekObserved associationsAbortionCup of teaCaffeineTeaGestationHospital