Table 5.
The associations of physicians´ working time characteristics from 3 months with often having difficulties to fall asleep
| Crude modela | Adjusted modela,b | ||||||
|---|---|---|---|---|---|---|---|
| N | OR | 95%CI | N | OR | 95%CI | ||
| Average working hours/week | < 40 | 450 | 1 | 437 | 1 | ||
| 40–48 | 151 | 1.16 | (0.59–2.27) | 145 | 1.07 | (0.54–2.12) | |
| > 48 | 120 | 2.30 | (0.89–5.97) | 119 | 2.12 | (0.81–5.59) | |
| Number of on-call shifts | 0 | 427 | 1 | 415 | 1 | ||
| 1–12 | 347 | 1.30 | (0.77–2.19) | 338 | 1.36 | (0.78–2.40) | |
| ≥13 | 55 | 5.43 | (0.73–40.32) | 55 | 5.14 | (0.67–39.13) | |
| Number of night work dutiesb | 0 | 504 | 1 | 491 | 1 | ||
| 1–3 | 56 | 1.73 | (0.52–5.77) | 54 | 1.68 | (0.50–5.68) | |
| 4–6 | 83 | 0.81 | (0.38–1.72) | 81 | 0.79 | (0.36–1.73) | |
| ≥7 | 186 | 2.18 | (1.01–4.72) | 182 | 2.43 | (1.04–5.69) | |
| Number of weekend work dutiesc | 0 | 483 | 1 | 469 | 1 | ||
| 1–4 | 236 | 1.48 | (0.80–2.71) | 229 | 1.39 | (0.73–2.62) | |
| ≥5 | 52 | 1.64 | (0.49–5.47) | 52 | 1.51 | (0.44–5.19) | |
| Number of ≤11-hour shift intervals | 0 | 520 | 1 | 506 | 1 | ||
| 1–6 | 112 | 0.87 | (0.44–1.74) | 109 | 0.85 | (0.42–1.73) | |
| 7–12 | 98 | 1.76 | (0.68–4.56) | 95 | 1.75 | (0.66–4.64) | |
| > 12 | 91 | 2.06 | (0.72–5.88) | 90 | 1.94 | (0.66–5.69) | |
| On-call work at home hours/week | 0 | 374 | 1 | 369 | 1 | ||
| 1–20 | 240 | 1.31 | (0.69–2.49) | 235 | 1.30 | (0.67–2.49) | |
| > 20 | 228 | 0.82 | (0.46–1.45) | 227 | 0.79 | (0.44–1.42) | |
amultinomial logistic regression analysis
badjusted for age, gender, marital status, number of children, overall stressfulness of the life situation, control over working times and hospital district
cat least 3 hours of work between 23 and 06
dat least 3 hours of work between Fri 18:00 and Mon 08:00