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Results of multivariate logistic regression of the five Lung Function Questionnaire items
|
Odds ratio estimates | ||
|---|---|---|
| Item | Point estimate | 95% CI |
| Age | ||
| Less than 50 years | Reference | |
| 50 years and older | 3.322 | 1.869–5.904 |
| Wheeze2 | ||
| No | ||
| Yes | 1.598 | 0.993–2.572 |
| Dyspnea | ||
| No | ||
| Yes | 1.996 | 1.218–3.272 |
| Phlegm | ||
| No | ||
| Yes | 1.548 | 0.950–2.523 |
| Smoked for 20 years | ||
| No | ||
| Yes | 1.806 | 1.133–2.878 |
Abbreviation: CI, confidence interval.
