Multivariate logistic regression models of short sleep duration, insomnia, burnout and minor mental disorder in men with adjustment of age and education (n=9165)
| Short sleep duration | Insomnia | Burnout | Minor mental disorder | |
|---|---|---|---|---|
| Shift type | ||||
| Fixed day | 1 | 1 | 1 | 1 |
| Rotating day | 1.45 (1.06 to 1.98) | 1.11 (0.73 to 1.69) | 0.53 (0.30 to 1.95) | 0.98 (0.64 to 1.48) |
| Fixed night | 2.09 (1.47 to 2.95) | 1.61 (1.05 to 2.46) | 0.90 (0.53 to 1.52) | 1.32 (0.86 to 2.02) |
| Rotating night | 1.54 (1.32 to 1.79) | 1.35 (1.12 to 1.63) | 1.30 (1.06 to 1.61) | 1.19 (0.99 to 1.44) |
| Work characteristics | ||||
| Job control | ||||
| High | 1 | 1 | 1 | 1 |
| Medium | 0.81 (0.71 to 0.92) | 0.88 (0.75 to 1.04) | 0.82 (0.67 to 0.99) | 0.93 (0.79 to 1.10) |
| Low | 0.79 (0.70 to 0.91) | 0.68 (0.58 to 0.81) | 0.81 (0.67 to 0.97) | 0.70 (0.60 to 0.82) |
| Job demands | ||||
| Low | 1 | 1 | 1 | 1 |
| Medium | 1.32 (1.15 to 1.52) | 1.14 (0.94 to 1.39) | 1.83 (1.39 to 2.40) | 1.20 (0.99 to 1.46) |
| High | 1.67 (1.47 to 1.89) | 1.95 (1.65 to 2.30) | 4.99 (3.96 to 6.28) | 2.45 (2.08 to 2.88) |
| Workplace justice | ||||
| High | 1 | 1 | 1 | 1 |
| Medium | 1.20 (1.03 to 1.39) | 1.57 (1.29 to 1.92) | 1.49 (1.19 to 1.88) | 1.85 (1.53 to 2.23) |
| Low | 1.36 (1.21 to 1.54) | 2.51 (2.16 to 2.92) | 2.75 (2.32 to 3.26) | 3.13 (2.71 to 3.62) |
| Workplace violence | ||||
| No | 1 | 1 | 1 | 1 |
| Yes | 1.26 (1.07 to 1.48) | 2.46 (2.08 to 2.92) | 2.74 (2.29 to 3.28) | 2.66 (2.26 to 3.13) |
| Job insecurity | ||||
| No | 1 | 1 | 1 | 1 |
| Yes | 1.14 (1.02 to 1.28) | 1.03 (0.89 to 1.19) | 1.16 (0.99 to 1.37) | 1.21 (1.05 to 1.39) |
| Work hour | ||||
| <40 | 1.07 (0.87 to 1.32) | 1.22 (0.94 to 1.56) | 1.81 (1.39 to 2.37) | 1.23 (0.97 to 1.57) |
| =40 | 1 | 1 | 1 | 1 |
| 40–49 | 0.99 (0.88 to 1.12) | 1.11 (0.96 to 1.29) | 1.19 (1.01 to 1.41) | 1.06 (0.92 to 1.23) |
| 49–60 | 1.53 (1.29 to 1.80) | 1.01 (0.80 to 1.26) | 1.15 (0.89 to 1.48) | 0.98 (0.79 to 1.22) |
| ≥60 | 1.84 (1.50 to 2.25) | 1.08 (0.83 to 1.42) | 2.01 (1.53 to 2.63) | 1.18 (0.91 to 1.52) |
ORs of age and education are not shown for the purpose of simplicity.