Table 2.
Short Sleep (M ± SD) | Healthy Sleep (M ± SD) | P* | Cohen’s d | |
---|---|---|---|---|
Sleep onset (time) | 00:44 ± 0:31 | 22:30 ± 0:43 | <.0001 | 3.57 |
Sleep offset (time) | 07:01 ± 0:21 | 06:58 ± 0:27 | .188 | 0.12 |
Sleep period (h) | 06.27 ± 0.52 | 08.47 ± 0.64 | <.0001 | 3.77 |
Sleep efficiency (%) | 92.65 ± 4.40 | 88.84 ± 5.97 | <.0001 | 0.73 |
*P values were derived from paired-sample t-tests.