Table 2.
Comparison of PSG parameters between the simple snoring group and OSAHS group ().
| Item | Simple snoring group (n = 45) | Mild OSAHS group (n = 63) | Moderate OSAHS group (n = 52) | Severe OSAHS group (n = 60) | F/H value | P value |
|---|---|---|---|---|---|---|
| TST (min) | 382.76 ± 104.80 | 408.54 ± 67.61 | 401.46 ± 24.34 | 377.18 ± 78.38 | 2.402 | 0.069 |
| SE (%) | 69.40 ± 14.05 | 73.88 ± 7.03 | 71.74 ± 7.68 | 70.39 ± 8.94 | 2.339 | 0.074 |
| Proportion of REM | 14.46 ± 5.12 | 14.60 ± 5.13 | 15.76 ± 5.42 | 16.74 ± 4.39 | 2.573 | 0.055 |
| AHR (bpm) | 62.51 ± 4.61 | 60.68 ± 4.29 | 62.10 ± 6.77 | 63.03 ± 4.70 | 2.334 | 0.075 |
| Microarousal count (times) | 34 (23.5) | 46 (32) | 58.5 (31.75) | 62.5 (29.5) | 41.712 | <0.0001 |
| MAI (times/h) | 5.7 (3.7) | 7 (4.9) | 8.95 (5.02) | 9.9 (6.42) | 38.396 | <0.0001 |
| AHI (times/h) | 0.8 (1.6) | 9 (4.6) | 24.45 (5.85) | 56.2 (18.57) | 204.678 | <0.0001 |
| Times of blood oxygen decreased by ≥ 3%(times) | 3 (6.5) | 51 (46) | 151 (73.5) | 274 (97.5) | 191.271 | <0.0001 |
| L-SaO2 (%) | 87.29 ± 4.27 | 84.67 ± 5.90 | 77.38 ± 6.54 | 74.25 ± 7.69 | 50.175 | <0.0001 |
| M-SaO2 (%) | 95.22 ± 1.35 | 94.52 ± 2.18 | 94.79 ± 0.96 | 94.12 ± 3.33 | 2.246 | 0.084 |
| TS90% (min) | 0.20 ± 0.33 | 18.14 ± 5.32 | 28.44 ± 9.35 | 96.16 ± 51.35 | 132.103 | <0.0001 |