Characteristic | PAI Quartile (MET-hours/day) | |||
---|---|---|---|---|
Q1 34.0–50.1 | Q2 50.11–56.59 | Q3 56.6–63.43 | Q4 63.44–100.2 | |
Number of participants | 8382 | 8450 | 8345 | 8353 |
Physical activity (median hours/day) | ||||
Sleep | 7.8 | 7.7 | 7.5 | 7.2 |
Light | 13.6 | 10.2 | 8.0 | 5.3 |
Moderate | 2.4 | 5.5 | 7.3 | 8.6 |
Vigorous | 0.2 | 0.6 | 1.2 | 2.9 |
Age (years) | 61.6 | 61.3 | 60.9 | 61.0 |
Body mass index (kg/m2) | 25.0 | 24.7 | 24.5 | 24.3 |
Personal history of diabetes mellitus (%) | 0.06 | 0.04 | 0.03 | 0.04 |
Smoking status (%) | ||||
Never smoker | 0.53 | 0.55 | 0.57 | 0.58 |
Current smoker (< = 30 pack-years) | 0.06 | 0.07 | 0.06 | 0.08 |
Current smoker (> 30 pack-years) | 0.07 | 0.06 | 0.05 | 0.05 |
Former smoker (quit < = 14 years prior) | 0.14 | 0.13 | 0.13 | 0.11 |
Former smoker (quit > 14 years prior) | 0.19 | 0.18 | 0.17 | 0.16 |
Education (> high school; %) | 54.8 | 47.7 | 46.8 | 42.8 |
Race (% white) | 89.8 | 90.1 | 89.7 | 87.3 |