The modifying effect of social class on the relationship between body mass index and breast cancer incidence

C.M. Torio, A.C. Klassen, F.C. Curriero, B. Caballero and K. Helzlsouer

American Journal of Public Health, 2010, vol. 100, issue 1, 146-151

Abstract: Objectives. We sought to determine whether social class modifies the effect of BMI on breast cancer incidence. Methods. Participants included 5642 postmenopausal White women recruited in 1989 to CLUE II, a prospective cohort study in Washington County, Maryland. We obtained exposure data from CLUE Il and the 1990 US Census. We used survival and random-effects Cox proportional hazards analyses to determine the association of social class and BMI with breast cancer incidence. Results. Education was independently associated with increased risk of breast cancer incidence (hazard ratio [HR] = 1.06; 95% confidence interval [Cl] = 1.01, 1.11; P

Date: 2010
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Persistent link: https://EconPapers.repec.org/RePEc:aph:ajpbhl:10.2105/ajph.2007.126979_7

DOI: 10.2105/AJPH.2007.126979

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