| -1 night M diff 99% CI | PSG night M (SD) |  + 1 night M diff 99% CI | remaining nights M diff 99% CI | trend |
---|---|---|---|---|---|
Sleep Quality (SQ) | Z-skew/kurt (10.8 / -2.8). Transformation did not change the findings | ||||
 G1: No PSG (patients) | -7.4 -18.1 | 3.3 | 38.1 (28.5) | - 3.7 -14.4 | 7.9\0 | - 6.4 -14.7 | 1.9 |  |
 G2: PSG (patients) | -16.6*** -27.2 | -5.9 | 57.9 (28.3) | - 30.6*** -41.3 | -1.9 | - 28.0*** -38.3 | -19.7 |  |
 G3: PSG (controls) | -25.9*** -37.3 | -14.6 | 45.4 (22.8) | - 25.8*** -37.2 | -14.5 | - 27.4*** -36.1 | -18.8 |  |
 Between G1-G2-G3 contrasts BC | G3 < G1** | G2 > G1*** G2 > G3* | G2 < G1*** G3 < G1*** | G2 < G1*** G3 < G1*** |  |
Sleep Onset Latency (SOL) | Z-skew/kurt (78.4 / 366.5), which a ln(√SOL) transformation remedied (1.1 / -2.5) | ||||
 G1: No PSG (patients) |  | 14.7 (29.1) | - 3.6 -20.9 | 13.4 CI | - 0.4 -2.2 | 2.0 CI | 6,7 * |
 G2: PSG (patients) |  | 20.3 (28.8) | - 6.7*** -11.4 | -2.0 CI | - 4.1** -7.6 | -0.6 CI |  |
 G3: PSG (controls) |  | 16.0 (13.6) | - 8.9* -17.9 | 0.1 CI | - 6.7** -12.4 | -1.0 CI |  |
 Between G1-G2-G3 contrasts BC |  | G2 > G1* | G2 < G1* | G2 < G1* G3 < G1* |  |
Wake After Sleep Onset (WASO) | Z-skew/kurt (13.0 / 15.0), which a ln(WASO) transformation remedied (-0.4 / -0.2) | ||||
 G1: No PSG (patients) |  | 36.5 (23.3) | 3.9 -5.9 | 13.7 CI | 1.4 -3.9 | 6.8 CI |  |
 G2: PSG (patients) |  | 34.6 (23.4) | 0.6 -8.2 | 9.4 CI | 2.8 -3.7 | 9.3 CI |  |
 G3: PSG (controls) |  | 25.1 (14.3) | 3.6* -0.8 | 7.9 CI | 5.1*** 1.3 | 8.9 CI |  |
 Between G1-G2-G3 contrasts BC |  | G1 > G3** G2 > G3** |  | G3 > G1* |  |
Total Sleep Time (TST) | Z-skew/kurt (2.2 / 15.7). Transformation did not change the findings | ||||
 G1: No PSG (patients) |  | 6h 40m (88m) | 6m -40 | 29 | -8m -35 | 18 | -26m** |
 G2: PSG (patients) |  | 6h 40m (85m) | 15m -20 | 50 | 2m -25 | 29 |  |
 G3: PSG (controls) |  | 6h 27m (73m) | 9m -28 | 46 | 11m -17 | 40 | -19m**qt |
 Between G1-G2-G3 contrasts BC |  |  |  |  |  |
Sleep Efficiency (SE %) | Z-skew/kurt (-26.1 / 80.0). Due to the severy skew, a ln(SE) transformation with additional kurtosis adjustment was performed even though it did not change the findings (1.2 / 2.3) | ||||
 G1: No PSG (patients) |  | 86.3 (8.8) | -0.3 -2.5 | 3.1 | -0.1 -2.2 | 2.1 |  |
 G2: PSG (patients) |  | 86.0 (7.5) | 1.2 -1.7 | 4.0 | 0.7 -1.5 | 2.9 |  |
 G3: PSG (controls) |  | 88.5 (5.7) | 1.0 -2.0 | 4.1 | 0.8 -1.6 | 3.1 |  |
 Between G1-G2-G3 contrasts BC |  | G3 > G1* G3 > G2* |  |  |  |