Table 4.
Association between moderate/severe obstructive sleep apnea and upper airway examination: Chi2and simple binary logistic regression model
| Category | No OSA/mild OSA | Moderate/severe OSA | p-value | OR (95% CI) | p-value | |
|---|---|---|---|---|---|---|
| Weight | < 105 kg | 41 (71.9%) | 16 (28.1%) | 0.025 | ||
| ≥ 105 kg | 35 (52.2%) | 32 (47.8%) | 2.34 (1.11–4.96) | 0.026 | ||
| Neck thickness | Normal | 27 (87.1%) | 4 (12.9%) | 0.001 | ||
| Thick | 49 (53.8%) | 42 (46.2%) | 5.79 (1.87–17.88) | 0.002 | ||
| Neck circumference | < 41.25 cm | 50 (76.9%) | 15 (23.1%) | 0.000 | ||
| ≥ 41.25 cm | 26 (44.1%) | 33 (55.9%) | 4.23 (1.95–9.16) | 0.000 | ||
| Flaccid soft palate | No | 39 (73.6%) | 14 (26.4%) | 0.024 | ||
| Yes | 37 (53.6%) | 32 (46.4%) | 2.41 (1.11–5.22) | 0.026 | ||
| Mallampati Index | I-II | 50 (70.4%) | 21 (29.6%) | 0.004 | ||
| III-IV | 15 (41.7%) | 21 (58.3%) | 3.33 (1.45–7.7) | 0.005 | ||
| Friedman tongue position | I-II | 28 (75.7%) | 9 (24.3%) | 0.044 | ||
| III-IV | 48 (56.5%) | 37 (43.5%) | 2.4 (1.01–5.7) | 0.047 | ||
| Retropalatal space | Normal | 59 (68.6%) | 27 (31.4%) | 0.042 | ||
| Narrow | 16 (48.5%) | 17 (51.5%) | 2.32 (1.02–5.28) | 0.044 | ||
CI: confidence interval, OSA: obstructive sleep apnea, OR: odds ratio