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. Author manuscript; available in PMC: 2012 Mar 1.
Published in final edited form as: Cancer Epidemiol Biomarkers Prev. 2011 Jan 25;20(3):464–472. doi: 10.1158/1055-9965.EPI-10-1220

Table 2.

Age-adjusted means and percentages of select baseline characteristics according to BMI category

Body mass index, kg/m2
15.0–18.5 18.5–24.9 25.0–29.9 30.0–49.9

Men (no. participants) 2,101 125,239 214,697 92,916
Body mass index, kg/m2 17.4 23.2 27.2 33.2
Baseline age 61.3 59.8 60.1 59.6
Education (% beyond high school) 75.0 76.2 71.7 67.3
Smoking status
 Never 32.4 35.9 32.5 29.5
 Former 41.7 45.8 53.6 57.9
 Current 22.3 15.3 10.8 9.2
 Missing 3.6 2.9 3.1 3.4
Alcohol intake (% non-drinker) 27.3 21.6 20.7 23.6
Marital status (% married) 76.3 82.4 86.1 84.9
Race (% white) 89.1 91.6 92.8 92.5
Women (no. participants) 7,644 206,578 121,950 77,807
Body mass index, kg/m2 17.7 22.3 27.2 34.4
Baseline age 51.1 54.2 58.7 59.0
Education (% beyond high school) 69.1 67.5 61.9 60.0
Smoking status
 Never 43.7 48.6 50.5 51.2
 Former 24.3 31.2 32.6 34.8
 Current 26.3 16.0 13.1 10.4
 Missing 5.7 4.2 3.7 3.5
Alcohol intake (% non-drinker) 31.7 27.1 31.0 37.3
Marital status (% married) 56.1 63.6 63.5 57.6
Race (% white) 91.0 92.8 90.2 87.6