Return rates from schools, subject numbers, and mean METs/hour/week in areas 1–5
| 1 | 2 | 3 | 4 | 5 | |
|---|---|---|---|---|---|
| Number of schools surveyed | 16 | 8 | 2 | 8 | 3 |
| Mean (range) return rate (%) | 53 (14–94) | 41 (16–91) | 42 (40–45) | 48 (23–93) | 38 (27–60) |
| Number of subjects in study | 473 | 157 | 45 | 82 | 29 |
| Mean METs/hour/week | 36 | 40 | 40 | 42 | 70 |