Table 4 Influence of age, sex, number of cigarettes smoked daily, nicotine dependence, and airflow obstruction in logistic regression model assessing sustained 1 year smoking cessation.
| Variable | β | OR | 95% CI | p value |
|---|---|---|---|---|
| Age | 0.0062 | 1.0062 | 0.99 to 1.02 | 0.22 |
| No of cigarettes smoked daily | −0.0180 | 0.9822 | 0.96 to 1.00 | 0.04 |
| FTND | −0.1331 | 0.8754 | 0.83 to 0.92 | 0.0001 |
| Airflow obstruction | 0.4402 | 1.5529 | 1.24 to 1.95 | 0.0002 |
| Female sex | −0.1562 | 0.8554 | 0.69 to 1.06 | 0.15 |
FTND, Fagerström test for nicotine dependence; OR, odds ratio, Exp(β); CI, confidence interval.