| Sleep duration | ||||
---|---|---|---|---|---|
 | ≤56 h | 6 h | 7 h | 8 h | ≥9 h |
Age, year, mean (SD) | 42.1 (15.9) | 42.9 (15.0) | 42.4 (15.1) | 43.2 (16.9) | 41.7 (20.7) |
Female, % | 39.4 | 47.3 | 49.7 | 49.3 | 57.3 |
Non-Hispanic White, % | 58.6 | 67.0 | 73.6 | 71.9 | 68.8 |
Non-Hispanic Black, % | 23.5 | 14.9 | 8.4 | 8.9 | 12.3 |
Less than high school grad, % | 20.2 | 13.4 | 14.5 | 15.0 | 26.2 |
Current smoker, % | 34.8 | 25.4 | 17.8 | 18.6 | 27.1 |
Former smoker, % | 16.7 | 20.0 | 23.4 | 24.1 | 16.9 |
Alcohol consumption, > 1 drink/day, % | 15.1 | 14.1 | 12.5 | 14.8 | 11.3 |
Fat intake, mean (SD), gram/kcal | 37.2 (8.4) | 37.7 (8.8) | 37.3 (8.5) | 37.1 (8.2) | 37.1 (7.9) |
Carbohydrate intake, mean (SD), gram/kcal | 124 (23) | 121 (25) | 121 (23) | 121 (23) | 124 (24) |
Total caloric intake, kcal | 2256 (934) | 2186 (864) | 2224 (852) | 2176 (866) | 2084 (870) |
History of diabetes, % | 8.1 | 5.2 | 4.3 | 6.3 | 7.1 |
Sit during the day and not walk about much, % | 21.0 | 18.7 | 21.1 | 20.7 | 26.9 |