Table 2 Mean (SD) physical activity level (counts/min) stratified by sex, age group and season
| Â | 9-yrs | 15-yrs | ||||||
|---|---|---|---|---|---|---|---|---|
| Â | Girls | Boys | Girls | Boys | ||||
Seasons | N | Mean (SD) | N | Mean (SD) | N | Mean (SD) | N | Mean (SD) |
Winter | 74 | 575 (141) | 88 | 732 (213) | 110 | 460 (157) | 115 | 520 (180) |
Spring | 248 | 763 (294) | 304 | 853 (322) | 83 | 503 (185) | 92 | 580 (204) |
Fall | 203 | 651 (195) | 210 | 741 (219) | 166 | 497 (164) | 131 | 535 (207) |