DELAYED CHILDBEARING: NO EVIDENCE FOR INCREASED RISK OF LOW BIRTH WEIGHT AND PRETERM DELIVERY1
BARKAN S, BRACKEN M. DELAYED CHILDBEARING: NO EVIDENCE FOR INCREASED RISK OF LOW BIRTH WEIGHT AND PRETERM DELIVERY1. American Journal Of Epidemiology 1987, 125: 101-109. PMID: 3788938, DOI: 10.1093/oxfordjournals.aje.a114491.Peer-Reviewed Original ResearchConceptsLow birth weightBirth weightPreterm deliveryPrimiparous womenYale-New Haven HospitalAge 30 yearsMore frequent historyMaternal primiparityPreterm birthSingleton deliveriesGestational ageMaternal ageSpontaneous abortionFrequent historyOlder womenReproductive outcomesAge 30Confounding variablesYoung womenWomenPresent studyAgeRiskDeliveryPrior studies