Table 1.
Changes in sleep latency, duration and number of awakenings, and sleep efficiency between W1 and W4 in the ITT population.
| Working days |
Weekends |
Entire week |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| W1 (n = 20* or 21) |
W4 (n = 21) |
p value | W1 (n = 20* or 21) |
W4 (n = 21) |
p value | W1 (n = 20* or 21) |
W4 (n = 21) |
p value | |
| Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | ||||
| Total sleep duration (h) | 6.8 ± 1.1* | 7.4 ± 1.3 | 0.01 | 7.4 ± 1.7* | 7.8 ± 1.5 | 0.29 | 6.9 ± 1.22* | 7.5 ± 1.20 | 0.016 |
| Night sleep duration (h) | 6.7 ± 1.1 | 7.3 ± 1.2 | 0.008 | 7.2 ± 1.6 | 7.7 ± 1.2 | 0.19 | 6.8 ± 1.15 | 7.4 ± 1.08 | 0.009 |
| Nap sleep duration (h) | 0.1 ± 0.24* | 0.1 ± 0.20 | 0.48 | 0.1 ± 0.34* | 0.1 ± 0.32 | 0.71 | 0.1 ± 0.24* | 0.1 ± 0.22 | 0.33 |
| Sleep efficiency (%) | 77.5 ± 11.6 | 83.9 ± 12.0 | 0.003 | 80.6 ± 16.0 | 86.8 ± 7.0 | 0.04 | 78.4 ± 12.5 | 84.6 ± 10.2 | 0.002 |
| Sleep latency (min) | 36.5 ± 21.9 | 31.2 ± 22.7 | 0.3 | 32.5 ± 23.7 | 30.1 ± 26.7 | 0.7 | 35.8 ± 20 | 31.6 ± 21.2 | 0.4 |
| Duration of awakenings (min) | 58.5 ± 46.2 | 34.1 ± 34.2 | 0.001 | 43.6 ± 50.8 | 15.8 ± 20 | 0.02 | 53.8 ± 44.8 | 28.8 ± 27.0 | 0.001 |
| Number of awakenings | 1.1 ± 0.69 | 0.8 ± 0.64 | 0.0004 | 0.9 ± 0.71 | 0.7 ± 0.73 | 0.1 | 1.0 ± 0.66 | 0.8 ± 0.64 | 0.001 |