Table 2.
—Post hoc MANCOVA results for males and females with COMISA.
| Dependent Variable | Females (n = 22) M (SD) | Males (n = 19) M (SD) | F(1,34) | P | Partial η2 | Direction of Effect |
|---|---|---|---|---|---|---|
| TST (minutes) | 297.9 (58.0) | 278.1(103.3) | 0.07 | .796 | 0.002 | ns |
| N1 (minutes) | 48.7 (29.0) | 58.2 (34.0) | 0.01 | .918 | 0.000 | ns |
| % of TST | 17% | 23% | ||||
| N2 (minutes) | 165.2 (52.7) | 156.1 (67.0) | 0.15 | .700 | 0.004 | ns |
| % of TST | 55% | 55% | ||||
| N3 (minutes) | 45.0 (46.6) | 11.1 (16.0) | 3.98 | .054 | 0.105 | ↑ in females |
| % of TST | 15% | 4% | ||||
| REM (minutes) | 39.0 (31.6) | 52.6 (37.8) | 4.25 | .047 | 0.111 | ↓ in females |
| % of TST | 13% | 18% | ||||
| Hypoxic burden | 57.3 (45.2) | 112.8 (90.9) | 0.97 | .332 | 0.028 | ns |
| Arousal index | 26.8 (17.2) | 31.7 (20.2) | 0.64 | .430 | 0.018 | ns |
COMISA, M = mean, MANCOVA = multivariate analysis of covariance, N1 = stage 1 sleep, N2 = stage 2 sleep, N3 = stage 3 sleep, ns = non-significant, REM = rapid eye movement, SD = standard deviation, TST = total sleep time.