Estimating the odds ratio (OR) and 95% confidence interval of alcohol consumption with lung cancer risk in never, former, and current smoking Chinese men, 2004–2006a.

aMissing data were not included in the analyses.bVariables included in the models were age, place of birth, education level, family cancer history, past history of lung diseases, intake of non-orange related fruit, residential radon exposure, and smoking pack-years.cNonusers of alcohol included both never and occasional users of alcohol.dP value for multiplicative-scale interaction (i.e., likelihood ratio test for interaction) between exposures of interest.