Table 1 Descriptive statistics of adolescents and parents at baseline (T0)
Measure | Value | Boys (n=474) | Girls (n=434) | Mothers (n=738) | Fathers (n=630) |
|---|---|---|---|---|---|
Age | Mean (SD) | 11.2 (0.3) | 11.2 (0.3) | 40.8 (4.8) | 43.4 (5.6) |
Weight status* | % normal | 85.5% | 85.4% | - | - |
Parental education† | % low | 30.2% | 32.0% | - | - |
Living status‡ | % two-parents | 79.2% | 81.6% | - | - |
TV/DVD (hours/week) | Mean (SD) | 12.0 (6.9) | 11.1 (6.6) | 13.0 (6.3) | 13.4 (6.6) |
PC/games (hours/week) | Mean (SD) | 9.8 (6.7) | 7.3 (5.8) | 2.6 (3.9) | 3.7 (4.5) |
TV/DVD regulation# | Mean (SD) | - | - | 4.1 (1.0) | 3.9 (1.0) |
PC/game regulation# | Mean (SD) | - | - | 4.0 (1.0) | 3.8 (1.1) |