Control variables used in the regression models in tables 4–5 and their associations with excellent and poor work ability, respectively
| Determinant | Excellent work ability (n = 751) | Poor work ability (n = 857) | ||||
|---|---|---|---|---|---|---|
| Exposed cases (n) | OR | 95% CI | Exposed cases (n) | OR | 95% CI | |
| Multivariate logistic regression adjusted for all three variables expressed as odds ratios (OR) and their 95% confidence intervals (CI). | ||||||
| Sex | ||||||
| Women | 584 | 1 | 780 | 1 | ||
| Men | 167 | 1.27 | 1.04 to 1.55 | 77 | 0.55 | 0.43 to 0.71 |
| Age (years) | ||||||
| ⩾55 | 219 | 1 | 215 | 1 | ||
| 45–54 | 310 | 0.76 | 0.62 to 0.93 | 371 | 0.99 | 0.82 to 1.21 |
| ⩽44 | 222 | 0.58 | 0.47 to 0.72 | 271 | 0.71 | 0.58 to 0.87 |
| Earlier sick leave | ||||||
| >28 days | 29 | 1 | 233 | 1 | ||
| 1–28 days | 217 | 1.22 | 0.81 to 1.82 | 442 | 0.31 | 0.26 to 0.38 |
| 0 days | 500 | 4.47 | 3.02 to 6.64 | 169 | 0.20 | 0.16 to 0.25 |