Table 4.
Statistical compeering of group III and group IV
| AHI ≥ 30; ESS ≤ 10 | AHI ≥ 30; ESS > 10 | P value | |
|---|---|---|---|
| (Group III) | (Group IV) | ||
| BMI | 31.24 ± 4.47 | 33.69 ± 9.37 | 0.04 |
| Age | 48.30 ± 49.36 | 49.36 ± 10.81 | 0.14 |
| Neck circumference | 43.17 ± 4.25 | 43.43 ± 3.84 | 0.45 |
| S1 | 10.33 ± 12.48 | 14.46 ± 38.07 | 0.28 |
| S2 | 72.26 ± 67.04 | 84.98 ± 89.14 | 0.00 |
| Obst apne | 123.83 ± 141.73 | 199.98 ± 197.87 | 0.00 |
| Hypopnea | 103.22 ± 61.98 | 104.08 ± 79.04 | 0.10 |
| Mean apnea duration | 18.45 ± 5.47 | 19.11 ± 5.62 | 0.49 |
| The longest apnea duration | 45.41 ± 52.00 | 24.11 ± 29.29 | 0.50 |
| Mean hypopnea duration | 17.45 ± 3.82 | 17.66 ± 6.28 | 0.18 |
| The longest hypopnea duration | 49.12 ± 26.85 | 50.14 ± 27.70 | 0.33 |
| OD | 60.74 ± 97.26 | 86.18 ± 93.73 | 0.23 |
| Mean SO2 | 91.02 ± 4.49 | 93.61 ± 59.85 | 0.23 |
| The lowest SO2 saturation | 74.46 ± 11.35 | 69.76 ± 11.91 | 0.01 |
| Mean desaturation | 8.54 ± 9.51 | 9.76 ± 8.25 | 0.61 |
| The time of SO2 ≤ 90 | 29.01 ± 33.05 | 45.18 ± 37.88 | 0.02 |
| PLM | 2.19 ± 4.61 | 1.99 ± 3.90 | 0.57 |
| Arousal | 86.10 ± 145.14 | 105.01 ± 157.97 | 0.28 |
| Arousal index | 12.51 ± 21.42 | 16.94 ± 32.60 | 0.23 |
Bold values signify P < 0.05 value accepted as a meaningful difference (Confident interval: 95 %)