Additional file 2 of Risk of lung cancer among women in relation to lifetime history of tobacco smoking: a population-based case-control study in France (the WELCA study)
Additional file 2 Supplementary Table S1: Associations between smoking patterns, cigarette dependence and histologic types of lung cancer among ever smokers. Supplementary Table S2: Odds ratios and 95% confidence intervals for lung cancer among ever smokers associated with a variable combining intensity and duration of smoking, calculated using each category in turn as the reference (the WELCA study).