| Boys (n = 97) | Girls (n = 194 ) | F timexgender df = (1, 289) | p timexgender | F time df = (1, 289) | p time | ||
---|---|---|---|---|---|---|---|---|
High school | College/university | High school | College/university | |||||
Anthropometrics | Â | Â | Â | Â | Â | Â | Â | Â |
Weight (kg) | 68.5 ± 8.5 | 72.7 ± 9.9 | 59.8 ± 7.4 | 61.7 ± 8.1 | 20.8 | <0.001 | 156.5 | <0.001 |
BMI (kg/m2) | 21.1 ± 2.5 | 22.6 ± 3.1 | 21.3 ± 2.4 | 21.9 ± 2.5 | 22.6 | <0.001 | 145.3 | <0.001 |
Waist circumference (cm) | 76.9 ± 7.0 | 78.7 ± 7.6 | 72.8 ± 8.2 | 72.3 ± 5.6 | 7.8 | 0.006 | 2.6 | 0.11 |
Physical activity (min/week) | Â | Â | Â | Â | Â | Â | Â | Â |
Active transportation | 337 ± 217 | 224 ± 141 | 287 ± 188 | 212 ± 124 | 2.0 | 0.154 | 48.8 | <0.001 |
Sport participation | 241 ± 239 | 138 ± 183 | 158 ± 201 | 98 ± 137 | 3.5 | 0.062 | 50.2 | <0.001 |
Sedentary behaviour (min/day) 1 | Â | Â | Â | Â | Â | Â | Â | Â |
TV/DVD viewing | 88.9 ± 49.2 | 72.6 ± 45.8 | 86.9 ± 54.3 | 77.6 ± 47.8 | 1.0 | 0.31 | 13.9 | <0.001 |
Playing computer/video games | 32.2 ± 45.6 | 23.8 ± 41.6 | 4.4 ± 15.8 | 3.0 ± 12.4 | 4.8 | 0.03 | 9.5 | 0.002 |
Internet use (not for school) | 66.8 ± 48.6 | 89.8 ± 56.1 | 78.3 ± 57.2 | 91.9 ± 60.1 | 1.6 | 0.21 | 24.6 | <0.001 |
Studying (writing, reading, computer use) | 84.2 ± 54.9 | 114.5 ± 65.6 | 123.0 ± 55.5 | 144.0 ± 56.4 | 1.1 | 0.29 | 34.3 | <0.001 |
Sitting while listening to music | 54.1 ± 64.7 | 63.9 ± 71.3 | 59.8 ± 67.0 | 54.6 ± 70.4 | 2.3 | 0.12 | 0.2 | 0.63 |
Sitting while phoning or texting | 19.5 ± 29.3 | 26.3 ± 31.5 | 35.5 ± 43.0 | 33.6 ± 44.0 | 1.9 | 0.17 | 0.6 | 0.44 |
Sitting to hang out or talk with friends or family | 69.2 ± 54.7 | 84.8 ± 61.3 | 91.1 ± 62.9 | 99.4 ± 62.6 | 0.6 | 0.43 | 6.8 | 0.01 |
Reading book or magazine (not for school) | 22.4 ± 28.9 | 21.2 ± 29.3 | 21.2 ± 21.9 | 21.9 ± 25.0 | 0.34 | 0.56 | 0.04 | 0.85 |
Doing inactive hobbies | 29.9 ± 39.7 | 26.2 ± 36.9 | 34.1 ± 46.7 | 20.6 ± 36.9 | 2.5 | 0.11 | 7.9 | 0.005 |
Sitting in motorized transport | 21.2 ± 17.0 | 17.4 ± 20.7 | 25.7 ± 28.6 | 19.9 ± 19.9 | 0.4 | 0.53 | 8.4 | 0.004 |
Dietary intake (consumptions/week) | Â | Â | Â | Â | Â | Â | Â | Â |
Fruits and vegetables index2 | 17.8 ± 7.8 | 14.1 ± 8.0 | 21.7 ± 7.0 | 18.6 ± 8.3 | 0.4 | 0.534 | 45.2 | <0.001 |
Fiber index3 | 24.9 ± 10.4 | 19,5 ± 10.6 | 30.7 ± 10.2 | 25.8 ± 11.0 | 0.2 | 0.665 | 62,4 | <0.001 |
Calcium index4 | 18.1 ± 10.8 | 12.8 ± 8.4 | 21.2 ± 11.3 | 16.5 ± 11.0 | 0.1 | 0.702 | 54.7 | <0.001 |
Variety index5 | 43.0 ± 17.3 | 32.3 ± 15.9 | 51.9 ± 16.7 | 42.3 ± 17.7 | 0.3 | 0.591 | 101.9 | <0.001 |
Excess index6 | 16.9 ± 9.5 | 13.7 ± 8.5 | 13.3 ± 8.4 | 10.7 ± 8.2 | 0.3 | 0.575 | 28.4 | <0.001 |
Alcohol | 4.9 ± 4.9 | 10.3 ± 10.4 | 3.0 ± 3.4 | 4.5 ± 4.1 | 35.0 | <0.001 | 106.8 | <0.001 |