General health (13.5%) | 1.0 (0.9 to 1.2) | 0.9 (0.8 to 1.9) | 1.0 (0.9 to 1.2) | 1.6 (1.3 to 1.8) | <0.001 | <0.001 | 0.17 |
Special healthcare needs (11.5%) | 1.0 (0.8 to 1.1) | 1.0 (0.8 to 1.1) | 1.1 (0.9 to 1.3) | 1.3 (1.1 to 1.6) | <0.001 | 0.05 | 0.85 |
Illness with wheeze (22.1%) | 1.1 (0.9 to 1.2) | 1.1 (1.0 to 1.3) | 1.3 (1.1 to 1.5) | 1.5 (1.4 to 1.7) | <0.001 | 0.17 | 0.17 |
Sleep problems (17.1%) | 1.2 (1.0 to 1.3) | 1.1 (1.0 to 1.3) | 1.3 (1.2 to 1.6) | 1.6 (1.3 to 1.8) | <0.001 | 0.23 | 0.16 |
Injury (14.9%) | 0.9 (0.8 to 1.1) | 1.1 (0.9 to 1.3) | 1.1 (0.9 to 1.3) | 1.2 (1.0 to 1.4) | 0.007 | 0.31 | 0.57 |