Associations of manual handling of loads >20 kg according to years of exposure, with clinically verified hip osteoarthritis among Finns aged 30–97
| All | Men | Women | |||||||
| Cases | OR* | (95% CI) | Cases | OR* | (95% CI) | Cases | OR* | (95% CI) | |
| Manual handling of loads >20 kg, overall | |||||||||
| No | 59 | 1 | 19 | 1 | 40 | 1 | |||
| Yes | 70 | 1.8 | 1.2 to 2.7 | 39 | 2.0 | 1.0 to 4.0 | 31 | 1.8 | 1.1 to 2.8 |
| Manual handling of loads >20 kg, in years | |||||||||
| 0 | 59 | 1 | 1 | 19 | 1 | 40 | 1 | ||
| 1–12 | 14 | 1.4 | 0.7 to 2.6 | 7 | 1.1 | 0.4 to 3.2 | 7 | 1.6 | 0.7 to 3.5 |
| 13–24 | 22 | 2.8 | 1.5 to 5.0 | 10 | 2.2 | 0.8 to 5.9 | 8 | 3.8 | 1.7 to 8.1 |
| >24 | 34 | 1.8 | 1.1 to 2.4 | 23 | 2.3 | 1.2 to 4.3 | 16 | 1.2 | 0.7 to 2.1 |
* Logistic regression models, ORs and 95% CI, adjusted for age, body mass index (BMI), smoking and traumatic fractures.