Prevalence of LBP by time spent in minutes in sedentary activities during the past day (n=1376)*
| Sedentary activities (min) | Total | No. with LBP | % with LBP | Odds ratio | (95% CI) |
|---|---|---|---|---|---|
| *ORs adjusted for age and gender (missing = 770) in a logistic regression model. | |||||
| 15 to 140 | 150 | 34 | 22.7 | 1.0 | (referent) |
| 141 to 210 | 167 | 38 | 23.8 | 1.0 | (0.6 to 1.8) |
| 211 to 330 | 152 | 39 | 25.7 | 1.2 | (0.7 to 2.1) |
| >330 | 137 | 32 | 23.4 | 1.3 | (0.7 to 2.3) |