OR (95% CI) | ||
---|---|---|
Variable | Crude | Adjusted* |
Matched odds ratios are based on conditional logistic regression analysis; *adjusted for cigarette-year, alcohol drinking, overweight, hypertension, diabetes mellitus, hyperlipidaemia, parental coronary heart disease, job type, and sedentary job. | ||
Working h/week: | ||
≤40 | 1.0 (referent) | 1.0 (referent) |
41–60 | 1.3 (0.9 to 1.8) | 1.3 (0.9 to 2.0) |
≥61 | 2.1 (1.3 to 3.6) | 1.8 (1.0 to 3.3) |
Days off/month: | ||
≥8 | 1.0 (referent) | 1.0 (referent) |
2–7 | 1.0 (0.8 to 1.4) | 1.0 (0.7 to 1.4) |
<2 | 1.0 (0.8 to 1.2) | 1.0 (0.8 to 1.3) |
Workday sleeping hours: | ||
≥9 | 1.3 (0.6 to 2.6) | 1.5 (0.6 to 3.8) |
6–8 | 1.0 (referent) | 1.0 (referent) |
≤5 | 2.3 (1.3 to 3.4) | 2.5 (1.1 to 5.3) |
Days off sleeping hours: | ||
≥9 | 1.0 (0.7 to 1.5) | 1.1 (0.7 to 1.7) |
6–8 | 1.0 (referent) | 1.0 (referent) |
≤5 | 1.6 (0.8 to 3.6) | 1.8 (0.7 to 4.7) |
Days/week of <5h sleep: | ||
0 | 1.0 (referent) | 1.0 (referent) |
1 | 1.2 (0.9 to 1.7) | 1.1 (0.7 to 1.7) |
≥2 | 2.3 (1.2 to 4.4) | 2.1 (0.9 to 4.6) |