Table 2 Crude odds ratios (unadj.OR) and adjusted odds ratios (adj. OR) for the prediction of physical activity (PA) in the final logistic regression model (model 5) for girls (n = 3 119)1
| Â | 3-5 times/week vs. nearly every day | 1-2 times/week vs. nearly every day | 1-2 times/month or less vs. nearly every day | |||
|---|---|---|---|---|---|---|
Predictors | unadj. OR (95% CI) | adj. OR (95% CI) | unadj. OR (95% CI) | adj. OR (95% CI) | unadj. OR (95% CI) | adj. OR (95% CI) |
Age (OR per year) | 1.09 (1.02-1.18) | 1.03 (0.91-1.17) | 1.22 (1.15-1.30) | 1.18 (1.06-1.31) | 1.46 (1.36-1.57) | 1.35 (1.20-1.52) |
Pubic hair stage | ||||||
   advanced/mature | 1.83 (1.15-2.94) | 1.50 (0.76-2.98) | 2.39 (1.45-3.93) | 1.68 (0.83-3.42) | 5.20 (2.71-9.98) | 0.96 (0.38-2.42)) |
   early/mid-puberty | 1.34 (0.82-2.17) | 1.19 (0.69-2.08) | 1.13 (0.66-1.93) | 1.11 (0.60-2.03) | 1.57 (0.77-3.23) | 0.93 (0.42-2.04) |
   prepubescent (ref.) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Menarche | ||||||
   regular menses | 1.35 (1.04-1.76) | 0.99 (0.63-1.55) | 1.86 (1.45-2.40) | 0.85 (0.56-1.31) | 4.94 (3.59-6.78) | 1.49 (0.89-2.49) |
   irregular menses | 1.38 (0.95-2.01) | 1.01 (0.63-1.63) | 1.95 (1.38-2.76) | 1.09 (0.71-1.67) | 3.88 (2.73-5.53) | 1.71 (1.06-2.75) |
   no menses (ref.) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Pubertal timing | ||||||
   early | 0.73 (0.53-1.00) | 0.71 (0.49-1.04) | 1.08 (0.83-1.40) | 1.15 (0.84-1.58) | 0.96 (0.71-1.28) | 1.08 (0.75-1.56) |
   late | 0.68 (0.51-0.92) | 0.87 (0.60-1.27) | 0.88 (0.67-1.15) | 1.27 (0.88-1.83) | 0.55 (0.39-0.78) | 0.91 (0.55-1.50) |
   average (ref.) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Body dissatisfaction (BDS) | ||||||
   much too fat | 1.24 (0.78-1.96) | 1.49 (0.83-2.67) | 1.51 (1.001-2.29) | 1.50 (0.88-2.55) | 2.57 (1.64-4.02) | 1.63 (0.90-2.94) |
   slightly too fat | 1.39 (1.03-1.86) | 1.40 (1.01-1.94) | 1.39 (1.07-1.79) | 1.22 (0.91-1.64) | 1.60 (1.17-2.20) | 1.18 (0.83-1.68) |
   (much) too thin | 0.97 (0.64-1.47) | 1.03 (0.67-1.58) | 1.04 (0.68-1.59) | 1.14 (0.73-1.79) | 1.60 (1.04-2.44) | 2.17 (1.35-3-48) |
   exactly right weight (ref.) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |