Table 2.
Correlation between clinical variables and obstructive sleep apnea
| Univariate logistic regression | Multivariate logistic regression | |||||
|---|---|---|---|---|---|---|
| OR | 95% CI | p value | OR | 95% CI | p value | |
| Age (per 10 years) | 1.042 | 0.935–1.162 | .453 | – | – | – |
| Male | 1.919 | 1.240–2.969 | .003 | 1.803 | 1.099–2.958 | .020 |
| BMI (per 5 kg/m2) | 2.653 | 2.190–3.215 | <.001 | 2.270 | 1.852–2.783 | <.001 |
| Coronary artery disease | 1.423 | 1.028–1.970 | .034 | – | – | – |
| Hypertension | 4.745 | 3.265–6.896 | <.001 | 2.719 | 1.817–4.070 | .001 |
| Diabetes | 2.153 | 1.544–3.002 | <.001 | 1.477 | 1.020–2.139 | .039 |
| Atrial fibrillation | 0.914 | 0.652–1.280 | .600 | – | – | – |
| Heart rate (per 10 bpm) | 1.065 | 0.971–1.168 | .183 | – | – | – |
| Hemoglobin | 1.008 | 1.001–1.016 | .027 | – | – | – |
| lnNT‐proBNP | 0.747 | 0.643–0.868 | <.001 | – | – | – |
| LVEF (per 5%) | 1.089 | 1.030–1.153 | .003 | 1.126 | 1.053–1.204 | .001 |
| Hypocapnia | 0.650 | 0.470–0.899 | .009 | – | – | – |
Abbreviations: ACEI, angiotensin‐converting enzyme inhibitor; ARB, angiotensin receptor blocker; BMI, body mass index; CI, confidence interval; LVEF, left ventricular ejection fraction; NT‐proBNP, N‐terminal pro‐brain natriuretic peptide; OR, odds ratio.