Fig. 2From: Low nicotine dependence and high self-efficacy can predict smoking cessation independent of the presence of chronic obstructive pulmonary disease: a three year follow up of a population-based studyFactors related to smoking cessation, analyzed by multiple logistic regression analysis and expressed as odds ratios (OR) with 95 % confidence interval (CI). FTND: Fagerström test for nicotine dependenceBack to article page