Table 3.
Cluster centers in z-scores for the four behaviors included in the cluster analyses, prevalence of overweight and adjusted risk for overweight, separately for boys and girls participating in the Pro Children study.
| Cluster | Number (%) | TV during dinner | TV viewing | PC use | Physical exercise | Overweight (%) (95% CI) | Adjusted risk for overweight (Boys, n = 3809; girls, n = 4100) | |
| Boys | OR | 95% CI | ||||||
| 1 | 2624 (42.0%) | -0.92a | -0.43a | -0.44a | 0.10a | 12.7 (11.1–14.3) | 1 | |
| 2 | 1100 (17.6%) | 0.79b | 0.76b | -0.25b | 0.78b | 17.1 (14.2–19.9) | 1.25 | 0.97–1.62 |
| 3 | 1494 (23.9%) | 0.99c | -0.28c | -0.30b | -0.73c | 21.7 (19.0–24.5) | 1.50 | 1.18–1.90 |
| 4 | 601 (9.6) | -0.48d | -0.03d | 1.47c | 0.01a,d | 17.9 (13.9–21.9) | 1.43 | 1.05 – 1.96 |
| 5 | 436 (7.0%) | 0.83e | 1.68e | 2.26d | -0.10d | 22.2 (17.0–27.4) | 1.67 | 1.18 – 2.37 |
| Girls | ||||||||
| 1 | 1337 (21.3%) | -0.34a | -0.30a | -0.26a | 1.55a | 11.4 (9.3–13.5) | 1 | |
| 2 | 1339 (21.3%) | 0.95b | 0.95b | -0.24a | -0.41b | 20.0 (17.3–22.7) | 1.64 | 1.23 – 2.18 |
| 3 | 2794 (44.5%) | -0.38a | -0.49c | -0.36b | -0.47b | 12.6 (11.1–14.2) | 1.03 | 0.80 – 1.33 |
| 4 | 584 (9.3%) | 0.15c | 0.17d | 1.57c | -0.18c | 16.0 (12.4–19.7) | 1.42 | 1.00 – 2.01 |
| 5 | 229 (3.6%) | 0.58d | 2.01e | 3.23d | 0.28d | 15.4 (9.6–21.3) | 1.33 | 0.80 – 2.21 |
a,b,c,d,e for significant difference (p < 0.05) between clusters with post-hoc Bonferoni testing
* ORs are adjusted for age; random intercept was allowed on country and school level