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Time Spent in Physical Activity per Week in Each Intensity Category
| Intensity of activity | Total hours, mean (SD) | % of waking time, mean (SD) | Hours, range | No. participating in each activity |
| Light (1.5 METs) | 103.3 (9.4) | 96.1 (2.8) | 82–118.2 | 18 |
| Moderate (4 METs) | 2.9 (2.7) | 2.5 (2.6) | 0–8.8 | 15 |
| Hard (6 METs) | 0.8 (0.9) | 0.5 (0.8) | 0–3.0 | 8 |
| Very hard (10 METs) | 1.0 (1.9) | 1.0 (1.7) | 0–6.5 | 7 |
METs=metabolic equivalents.
