Table 3.
Actigraphy-based sleep parameters
| Healthy | SCI | P-value | |||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||
| Bedtime | 22:58 | 0:59 | 22:22 | 1:06 | 0.17 |
| Sleep latency (h:min) | 0:04 | 0:05 | 0:06 | 0:12 | 0.60 |
| Wake up time | 7:51 | 0:40 | 8:42 | 0:37 | 0.006* |
| Time in bed (h:min) | 8:52 | 0:40 | 10:12 | 1:04 | 0.001* |
| Sleep duration (h:min) | 7:20 | 0:31 | 8:17 | 1:14 | 0.02* |
| Sleep Efficacy (%) | 83.68 | 4.47 | 81.63 | 7.29 | 0.40 |
| WASO | 1:15 | 0:33 | 1:41 | 0:38 | 0.09 |
| Awake | 11.84 | 5.01 | 11.66 | 4.77 | 0.93 |
| Mean M10 | 4329.55 | 1236.44 | 3891.17 | 1283.65 | 0.41 |
| Onset M10 | 9:05 | 1:06 | 8:53 | 0:42 | 0.62 |
| Mean L5 | 396.84 | 216.87 | 291.899 | 224.07 | 0.26 |
| Onset L5 | 3:09 | 1:12 | 2:33 | 1:34 | 0.30 |
| Mean RA | 0.84 | 0.11 | 0.88 | 0.07 | 0.30 |
| IV | 0.75 | 0.16 | 0.67 | 0.08 | 0.11 |
| IV60 | 0.91 | 0.31 | 0.66 | 0.11 | 0.03* |
| IS | 0.39 | 0.11 | 0.51 | 0.09 | 0.009* |
| IS60 | 0.47 | 0.14 | 0.63 | 0.11 | 0.006* |
*Independent-samples t-test