Table 4.
Independent predictors for risk of OSA symptomsa in COPD
| Risk predictor | Odds ratio
|
P-value |
|---|---|---|
| (95% confidence interval) | ||
| Age | 0.944 (0.905–0.983) | 0.006 |
| Body mass index | 1.173 (1.057–1.302) | 0.003 |
| Hypertension or cardiovascular disease | 13.704 (5.466–34.359) | <0.001 |
| CAT score | 1.134 (1.068–1.204) | <0.001 |
Notes:
a
Stepwise logistic regression using the forward selection method (dependent variables: 0= patients with COPD without risk of OSA symptoms; 1= patients with COPD with risk of OSA symptoms).
Abbreviations: OSA, obstructive sleep apnea; CAT, COPD Assessment Test.