2001
Lactation and breast cancer risk: a case–control study in Connecticut
Zheng T, Holford T, Mayne S, Owens P, Zhang Y, Zhang B, Boyle P, Zahm S. Lactation and breast cancer risk: a case–control study in Connecticut. British Journal Of Cancer 2001, 84: 1472-1476. PMID: 11384096, PMCID: PMC2363665, DOI: 10.1054/bjoc.2001.1793.Peer-Reviewed Original ResearchConceptsBreast cancer riskBreast cancerCancer riskIncident breast cancer casesMajor risk factorCase-control studyBreast cancer casesRisk reductionMenopausal statusParous womenPostmenopausal womenInverse associationRisk factorsCancer casesStudy interviewersFurther stratificationFirst childWomenStructured questionnaireLifetime durationCancerRiskLactationChildrenBreastfeeding
1999
DDE and DDT in Breast Adipose Tissue and Risk of Female Breast Cancer
Zheng T, Holford T, Mayne S, Ward B, Carter D, Ownes P, Dubrow R, Zahm S, Boyle P, Archibeque S, Tessari J. DDE and DDT in Breast Adipose Tissue and Risk of Female Breast Cancer. American Journal Of Epidemiology 1999, 150: 453-458. PMID: 10472944, DOI: 10.1093/oxfordjournals.aje.a010033.Peer-Reviewed Original ResearchConceptsBreast cancer riskBreast adipose tissueTissue levelsCancer riskAdipose tissueBenign breast disease controlsIncident breast cancer casesYale-New Haven HospitalBreast-related surgeryAdipose tissue levelsFemale breast cancerCase-control studyBreast cancer casesMean tissue levelsLogistic regression modelsRank sum testHighest quartileSurgical specimenDichlorodiphenyltrichloroethane (DDT) exposureOdds ratioBreast cancerCancer casesDisease controlSum testMean levels