Table 4.
Study 2: experimental nap (polysomnography)
| Placebo | Sodium oxybate (2.5 g) | Zolpidem (10 mg) | Statistic | |
|---|---|---|---|---|
| TSTnap (min) | 92 ± 3.2 | 91 ± 2.3 | 93 ± 1.3 | F(2,58) = 0.08, p = 0.91, partial eta2= 0.003 |
| Sleep latencynap (min) | 9.2 ± 1.2 | 8.8 ± 0.94 | 10.5 ± 1.3 | F(2,58) = 0.65, p = 0.52, partial eta2= 0.02 |
| WASOnap (min) | 17.7 ± 3.8 | 13.7 ± 2.4 | 13.8 ± 2.7 | F(2,58) = 0.08, p = 0.91, partial eta2= 0.003 |
| Sleep efficiencynap | 78.9 ± 3.1 | 80.8 ± 2.2 | 80.5 ± 1.8 | F(2,58) = 0.14, p = 0.86, partial eta2= 0.005 |
| Stage 1 (min) | 8.3 ± 0.87 | 6.1 ± 0.68 | 7.88 ± 0.95 | F(2,58) = 2.26, p = 0.11, partial eta2= 0.07 |
| Stage 2 (min) | 43.6 ± 2.6 | 40.47 ± 2.88 | 39.2 ± 3.0 | F(2,58) = 1.0, p = 0.34, partial eta2= 0.03 |
| SWS (min) | 9.8 ± 1.5 | 19.26 ± 3.0 | 24.3 ± 2.0 | F(2,58) = 10.6, p < 0.001, partial eta2= 0.26 |
| REM (min) | 30.7 ± 2.3 | 25.9 ± 2.4 | 22.6 ± 2.4 | F(2,58) = 4.55, p = 0.01, partial eta2= 0.13 |