Logistic regression analysis: factors associated with an apnoea-hypopnoea index ≥30/h as determined by χ2 automatic interaction detection analysis
| Factors | Regression coefficient | SE | p Value | OR |
| Snoring | 2.51 | 1.11 | 0.02 | 12.3 |
| Waist circumference | 2.22 | 0.92 | 0.02 | 9.2 |
| Apnoeas | 1.84 | 0.72 | 0.01 | 6.3 |
| Age 50+ | 1.49 | 0.66 | 0.02 | 4.4 |