| Sex | Outdoor, Mean (SD) | Gym, Mean (SD) | Classroom, Mean (SD) |
|---|---|---|---|
| Girls | 129 (21) | 122 (22) | 93 (15) |
| Boys | 128 (18) | 115 (17) | 100 (18) |
| All | 128 (20) | 118 (20) | 97 (17) |
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