Risk of ESCC associated with the <i>ADH1B</i> rs1042026 and rs17033 SNPs by smoking status and drinking history in Jinan set.

Note: SNP, single nucleotide polymorphism; ESCC, esophageal squamous cell carcinoma; OR, odds ratio; CI, confidence interval. 1Number of patients with genotype/number of control subjects with genotype. 2Data were calculated by logistic regression, adjusted for sex, age, smoking and drinking history, where it was appropriate. 3P values for gene-environment interaction were calculated using the multiplicative interaction term in SPSS software.