Table 1 Characteristics of sample
Characteristic | N = 2123 |
|---|---|
Sex, n (%) female | 1064 (50) |
Age, years mean (SD) | 14.4 (0.5) |
SEP, z-score mean (SD) | 0.06 (1.00) |
Time-use behaviours, min/day, arithmetic mean (SD) | |
Sleep | 553 (82) |
Self-care | 107 (59) |
Screen time | 203 (169) |
Quiet time | 170 (116) |
Physical activity | 87 (100) |
School-related | 227 (192) |
Domestic/social | 94 (109) |
Time-use behaviours, min/day, compositional mean | |
Sleep | 741 |
Self-care | 125 |
Screen time | 163 |
Quiet time | 175 |
Physical activity | 50 |
School-related | 129 |
Domestic/social | 58 |
Dietary intake, servings/day, mean (SD) | |
Fruit and vegetables | 3.7 (2.2) |
Discretionary foods | 2.0 (1.7) |
Sugar-sweetened beverages | 0.6 (1.0) |
PedsQL™ 4.0 teen physical functioning scale | 89.3 (12.8) |