. Author manuscript; available in PMC: 2016 Nov 1.

Published in final edited form as: Breast Cancer. 2015 Sep 8;22(6):648–656. doi: 10.1007/s12282-015-0638-3

Table 2.

Association of BMI at different Time points and risk of Breast Cancer

	^* Age 25	^**Average 10 years ago	^**Current
BMI Categories
Underweight & Normal (<25 Kg.m²)	Reference	Reference	Reference
Overweight (25-29.99 Kg.m²)	0.4 (0.18-1.09)	1.6 (0.98-2.51)	0.7 (0.38-1.14)
Obese (≥30 Kg.m²)	0.9 (0.28-2.85)	1.1 (0.62-2.03)	1.1 (0.69-1.75)

Model was adjusted for variables that were constant at age 25:: age (continuous), race/ethnicity (non-Hispanic White, non-Hispanic Black, Hispanic and Other race), education (less than high school education, high school graduate and college education).

^**

Model was adjusted for all variables that are confirmed or suspected risk factors for breast cancer: age (continuous), race/ethnicity (non-Hispanic White, non-Hispanic Black, Hispanic and Other race), education (less than high school education, high school graduate and college education), marital status (married or living with partner Yes/No), age at menarche (continuous), age at menopause (continuous), smoking (smoked at least 100 cigarettes in life Yes/No) and total cholesterol (mg/dl).