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Table 1.

Selected characteristics of study participants by total hours per week of recreational physical activity in the year before study enrollment, CPS II Nutrition Cohort men and women, 1992-1993

Recreational physical activity in the year before study enrollment (total h/wk)Men (n = 70,403)
Women (n = 80,771)
0<22-34-6≥70<22-34-6≥7
No. participants 8,545 20,022 11,535 15,368 14,933 7,471 25,959 16,139 17,873 13,329 
Median h/wk 1.3 2.5 5.0 7.5 1.3 2.5 5.0 8.3 
Median MET h/wk 4.4 10.6 17.5 30.1 4.4 10.6 17.5 31.9 
Low or no exercise reported in 1982 (%) 32 34 27 23 16 43 34 27 22 15 
Median age at cohort enrollment 63 64 63 65 65 62 62 62 62 62 
Race, non-White (%) 
Education, none beyond high school (%) 41 27 19 23 25 45 37 31 34 33 
Gained >4.545 kg between 1982 and 1992 (%) 26 23 19 19 16 40 35 34 30 27 
BMI (median, kg/m226.5 26.3 25.8 25.8 25.5 25.9 25.1 24.7 24.2 23.9 
Tendency to gain weight at the waist (%) 70 75 75 73 70 52 53 53 51 49 
Current cigarette smoking (%) 17 13 
Alcohol, ≥2 daily drinks (%) 15 12 11 12 13 
Aspirin, current use (%) 46 51 54 54 53 38 40 42 40 40 
Multivitamin use in 1982, ≥15 d/mo (%) 15 20 23 21 22 22 25 29 27 29 
Current hormone replacement therapy use (%)      28 32 35 33 33 
Total energy intake (median, cal) 1,818 1,698 1,672 1,681 1,763 1,303 1,297 1,296 1,282 1,320 
Energy-adjusted total fiber (median, g) 11 12 13 13 13 10 11 11 12 
Energy-adjusted total folate (median, μg) 273 307 339 331 347 256 297 351 339 365 
>7 servings of red meat/wk (%) 43 32 25 27 29 17 13 11 10 10 
Recreational physical activity in the year before study enrollment (total h/wk)Men (n = 70,403)
Women (n = 80,771)
0<22-34-6≥70<22-34-6≥7
No. participants 8,545 20,022 11,535 15,368 14,933 7,471 25,959 16,139 17,873 13,329 
Median h/wk 1.3 2.5 5.0 7.5 1.3 2.5 5.0 8.3 
Median MET h/wk 4.4 10.6 17.5 30.1 4.4 10.6 17.5 31.9 
Low or no exercise reported in 1982 (%) 32 34 27 23 16 43 34 27 22 15 
Median age at cohort enrollment 63 64 63 65 65 62 62 62 62 62 
Race, non-White (%) 
Education, none beyond high school (%) 41 27 19 23 25 45 37 31 34 33 
Gained >4.545 kg between 1982 and 1992 (%) 26 23 19 19 16 40 35 34 30 27 
BMI (median, kg/m226.5 26.3 25.8 25.8 25.5 25.9 25.1 24.7 24.2 23.9 
Tendency to gain weight at the waist (%) 70 75 75 73 70 52 53 53 51 49 
Current cigarette smoking (%) 17 13 
Alcohol, ≥2 daily drinks (%) 15 12 11 12 13 
Aspirin, current use (%) 46 51 54 54 53 38 40 42 40 40 
Multivitamin use in 1982, ≥15 d/mo (%) 15 20 23 21 22 22 25 29 27 29 
Current hormone replacement therapy use (%)      28 32 35 33 33 
Total energy intake (median, cal) 1,818 1,698 1,672 1,681 1,763 1,303 1,297 1,296 1,282 1,320 
Energy-adjusted total fiber (median, g) 11 12 13 13 13 10 11 11 12 
Energy-adjusted total folate (median, μg) 273 307 339 331 347 256 297 351 339 365 
>7 servings of red meat/wk (%) 43 32 25 27 29 17 13 11 10 10 

NOTE: Proportions standardized to the age distribution of the CPS II Nutrition Cohort.

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