Parameter | Subjects n | Mean±sd | Median (range) | p-value# |
Age yrs | | | | |
T1 | 160 | 50.6±11.4 | 50.8 (19–83) | |
T2 | 160 | 55.8±11.4 | 56.9 (26–84) | |
AHI events·h−1 | | | | |
T1 | 160 | 23.0±22.6 | 15.1 (0.0–99.2) | <0.001 |
T2 | 160 | 28.9±24.2 | 21.4 (0.0–110.4) | |
BMI kg·m−2 | | | | |
T1 | 160 | 29.3±4.7 | 28.4 (22.0–62.3) | <0.001 |
T2 | 160 | 30.1±4.9 | 29.4 (21.1–51.9) | |
ESS units | | | | |
T1 | 96 | 8.4±5.1 | 7.0 (0–22) | 0.004 |
T2 | 98 | 10.2±5.4 | 10.0 (0–23) | |
Lowest Sa,O2% | | | | |
REM | | | | |
T1 | 157 | 83.5±11.2 | 86.0 (35.0–96.0) | 0.004 |
T2 | 157 | 80.7±14.8 | 86.0 (34.0–96.0) | |
Non-REM | | | | |
T1 | 156 | 86.1± 8.4 | 88.0 (45.0–97.0) | 0.002 |
T2 | 157 | 84.0± 9.5 | 84.0 (42.0–97.0) | |
Maximum snoring intensity level dB | | | | |
Supine | | | | |
T1 | 152 | 66.9± 9.0 | 68.0 (40.0–91.0) | 0.587 |
T2 | 144 | 66.9±9.1 | 67.0 (40.0–96.0) | |
Lateral | | | | |
T1 | 152 | 59.5±10.1 | 60.0 (40.0–82.0) | 0.044 |
T2 | 157 | 61.0±10.0 | 61.0 (40.0–92.0) | |