Research Article
Successful Smoking Cessation in COPD: Association with Comorbidities and Mortality
Table 2
Independent risk factors for failure in smoking cessation by multivariate logistic regression analysis.
| Variables | Adjusted OR | 95% CI |
| Female gender | 1.08 | 0.75–1.55 | Aging by one year | 0.96 | 0.93–0.99** | FEV1 % of predicted | | | >80 | 1.00 | | 65–80 | 0.84 | 0.48–1.46 | 40–64 | 0.60 | 0.35–1.02 | <40 | 0.59 | 0.32–1.09 | Number of pack years increased by one | 0.99 | 0.99–1.00 | Alcohol abuse | 2.12 | 1.35–3.34** | Psychiatric disorder | 1.83 | 1.23–2.71
**
| Cardiovascular diseases | 0.78 | 0.53–1.15 | Diabetes | 1.07 | 0.68–1.68 | Cancer | 0.85 | 0.49–1.47 |
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Response (nonquitter = 1, quitter = 0) P ≤ 0.01 P ≤ 0.05.
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