Table 3 Predictors for duration of sick leave (multivariate analysis)
From: Predictive factors of the duration of sick leave due to mental disorders
Predictor | B | SE | Wald | Degree of freedom | p | Exp (B) | Hazard ratio | |
|---|---|---|---|---|---|---|---|---|
Lower | Upper | |||||||
Socio-demographic | ||||||||
Age at start of sick leavea | 15.66 | 3 | 0.001 | |||||
20–29 | 1.00 | Reference | ||||||
30–39 | − 1.05 | 0.31 | 11.44 | 1 | 0.001 | 0.35 | 0.19 | 0.64 |
40–49 | − 1.19 | 0.37 | 10.61 | 1 | 0.001 | 0.30 | 0.15 | 0.62 |
≧ 50 | − 0.28 | 0.50 | 0.32 | 1 | 0.57 | 0.75 | 0.28 | 2.00 |
Sexa | ||||||||
Male | 1.00 | Reference | ||||||
Female | − 0.05 | 0.24 | 0.05 | 1 | 0.83 | 0.95 | 0.60 | 1.51 |
Clinical | ||||||||
Number of previous sick leaveb | 6.39 | 2 | 0.04 | |||||
0 | 1.00 | Reference | ||||||
1 | − 0.24 | 0.25 | 0.91 | 1 | 0.34 | 0.79 | 0.48 | 1.29 |
2≦ | − 0.71 | 0.29 | 6.16 | 1 | 0.01 | 0.49 | 0.28 | 0.86 |
Work related | ||||||||
Employee rankb | 20.12 | 3 | < 0.001 | |||||
Manager | 1.00 | Reference | ||||||
Senior staff | 0.44 | 0.28 | 2.49 | 1 | 0.12 | 1.55 | 0.90 | 2.66 |
Normal staff | − 0.44 | 0.35 | 1.53 | 1 | 0.22 | 0.65 | 0.32 | 1.29 |
Assistant staff | − 2.12 | 0.79 | 7.23 | 1 | 0.01 | 0.12 | 0.03 | 0.56 |