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
1983
Physical activity and the risk of spontaneous preterm delivery.
Berkowitz G, Kelsey J, Holford T, Berkowitz R. Physical activity and the risk of spontaneous preterm delivery. The Journal Of Reproductive Medicine 1983, 28: 581-8. PMID: 6631844.Peer-Reviewed Original ResearchConceptsPreterm deliveryPhysical activityLeisure-time physical activityYale-New Haven HospitalSingleton preterm infantsSingleton term infantsSpontaneous preterm deliveryPossible risk factorsModerate physical activityCase-control studyEpidemiologic case-control studyPhysical fitness exercisesPreterm infantsTerm infantsRisk factorsStudy groupPregnancyInfantsRiskFitness exercisesDeliveryMothersChild careQuestionnaire responsesHospital
1982
AN EPIDEMIOLOGIC STUDY OF HIP FRACTURE IN POSTMENOPAUSAL WOMEN
KREIGER N, KELSEY J, HOLFORD T, O'CONNOR T. AN EPIDEMIOLOGIC STUDY OF HIP FRACTURE IN POSTMENOPAUSAL WOMEN. American Journal Of Epidemiology 1982, 116: 141-148. PMID: 7102649, DOI: 10.1093/oxfordjournals.aje.a113388.Peer-Reviewed Original Research
1978
ORAL CONTRACEPTIVES AND BREAST DISEASE
KELSEY J, HOLFORD T, WHITE C, MAYER E, KILTY S, ACHESON R. ORAL CONTRACEPTIVES AND BREAST DISEASE. American Journal Of Epidemiology 1978, 107: 236-244. PMID: 629261, DOI: 10.1093/oxfordjournals.aje.a112530.Peer-Reviewed Original ResearchConceptsBenign breast diseaseOral contraceptivesBreast diseaseSequential oral contraceptivesCombination oral contraceptivesAge group 20Case-control studyCorpus uteriRelative riskBreast cancerGroup 20ContraceptivesNumber of casesAge groupsSignificant associationCancerDiseaseLarge hospitalsWomenRiskHospitalUterusBreast