| Girls (n = 97) | Boys (n = 133) | ||||
---|---|---|---|---|---|---|
 | Walking or cycling | Car or bus | p-value | Walking or cycling | Car or bus | p-value |
At baseline | ||||||
Number | n = 60 | n = 37 | Â | N = 75 | n = 58 | Â |
Distance to school (km) | 0.5 (0.5) | 1.7 (1.9) | p < 0.001 | 0.7 (0.64) | 1.6 (1.2) | p < 0.001 |
Excluding dairy products | 0 (0%) | 0 (0%) | 1.0 | 0 (0%) | 0 (0%) | 1.0 |
Drinking coffee | 1 (2%) | 0 (0%) | 1.0 | 1 (1%) | 1 (2%) | 1.0 |
Tried to lose weight | 1 (2%) | 0 (0%) | 1.0 | 0 (0%) | 0 (0%) | 1.0 |
Chronic disease | 2 (3%) | 1 (3%) | 1.0 | 6 (8%) | 3 (5%) | 0.73 |
Medication | 2 (3%) | 5 (14%) | 0.10 | 8 (11%) | 5 (9%) | 0.78 |
Fractures | 11 (18%) | 2 (5%) | 0.12 | 9 (12%) | 3 (5%) | 0.23 |
Menarche | 0 (0%) | 0 (0%) | 1.0 | 0 (0%) | 0 (0%) | 1.0 |
Total physical activity (hours per week) | 0.8 (1.0) | 1.2 (1.8) | 0.17 | 1.3 (1.1) | 1.7 (1.4) | 0.10 |
During study period - questionnaire data | ||||||
School PA classes and organised leisure time PA (hour per week) | 3.7 (1.7) | 3.5 (2.1) | 0.53 | 4.0 (2.1) | 5.0 (2.0) | p < 0.01 |
At follow-up - Accelerometer data | ||||||
Number | n = 53 | n = 34 | Â | n = 68 | n = 54 | Â |
Recording time per day (min/day) | 11.9 (1.3) | 11.9 (1.3) | 0.97 | 12.0 (1.4) | 11.9 (1.4) | 0.83 |
Mean activity (mean counts/min) | 614 (148) | 629 (164) | 0.66 | 728 (234) | 758 (257) | 0.51 |
Moderate to vigorous activity (min/day | 188 (35) | 195 (42) | 0.39 | 207 (52) | 211 (47) | 0.68 |
Vigorous activity (min/day) | 34 (13) | 36 (14) | 0.55 | 45 (20) | 46 (20) | 0.84 |