TABLE 2.
Accelerometer‐based data for physical activity, sedentary behavior, and sleep, for all children and by Gross Motor Function Classification System (GMFCS) level
| All children | GMFCS level I | GMFCS level II | GMFCS level III | |
|---|---|---|---|---|
| Physical activity data, a mean (SD) | n = 54 | n = 30 | n = 15 | n = 9 |
| Daily wear time (minutes per day) | 746.2 (48.9) | 750.4 (50.2) | 756.6 (42.3) | 715.1 (47.4) |
| Sedentary behavior (% of wear time) | 61.1 (9.6) | 58.8 (8.7) | 62.1 (10.6) | 66.9 (9.2) |
| Light physical activity (% of wear time) | 33.8 (7.8) | 35.3 (7.5) | 33.2 (8.3) | 29.7 (7.2) |
| Moderate‐to‐vigorous physical activity (% of wear time) | 5.2 (2.7) | 5.9 (2.3) | 4.7 (3.1) | 3.5 (2.7) |
| Total moderate‐to‐vigorous physical activity (minutes per day) | 38.5 (20.1) | 44.3 (17.3) | 35.4 (22.8) | 24.2 (17.7) |
| Sleep data, b mean (SD) | n = 51 | n = 30 | n = 12 | n = 9 |
| Time in bed, hours | 11.0 (0.8) | 10.9 (0.8) | 10.9 (0.6) | 11.4 (0.8) |
| Total sleep time, hours | 9.0 (0.8) | 8.9 (0.8) | 9.1 (0.9) | 9.4 (0.9) |
| Sleep onset latency, hours | 0.3 (0.2) | 0.3 (0.2) | 0.3 (0.2) | 0.3 (0.3) |
| Wakefulness after sleep onset, hours | 1.6 (0.6) | 1.6 (0.6) | 1.5 (0.7) | 1.7 (0.8) |
| Sleep efficiency (%) | 82.4 (6.0) | 82.0 (5.6) | 83.4 (6.9) | 82.8 (6.6) |
a
Derived from the hip‐worn device.
b
Derived from the wrist‐worn device.