Table 4
Associations of total exercise and housework activity and strenuousness of work at baseline with poor physical functioning (SF-36) at follow up among blue-collar workers; multiple logistic regression model*
| Poor physical functioning | |||
|---|---|---|---|
| n (cases) | OR | (95% CI) | |
| *Independent variables: total exercise and housework activity, strenuousness of work, age, sex, number of chronic disorders, BMI, and smoking at baseline. | |||
| †Tertiles among the blue-collar group. | |||
| ‡Borg scale categorised as 7–12 = low, 13–14 = medium, 15–19 = high. | |||
| Total exercise and housework activity† | |||
| Low | 90 (33) | 1.00 | |
| Medium | 91 (33) | 0.70 | (0.30 to 1.60) |
| High | 90 (17) | 0.24 | (0.10 to 0.66) |
| Strenuousness of work‡ | |||
| Low | 59 (9) | 1.00 | |
| Medium | 92 (31) | 2.41 | (0.87 to 6.69) |
| High | 120 (43) | 3.61 | (1.35 to 9.51) |
