Haplotype and genotype distributions in patient and control cohorts.

<p>Ref: used as reference values. OR^C: Crude Odds Ratio; OR^a: Odds Ratio adjusted by logic regression based on age, gender, smoking, and drinking status; 95% CI: 95% confidence interval.</p><p>Haplotype and genotype distributions in patient and control cohorts.</p

Distribution of SNPs in patient and control cohorts.

<p>Ref: used as reference values. OR^C: Crude Odds Ratio; OR^a: Odds Ratio adjusted by logic regression based on age, gender, smoking, and drinking status; 95% CI: 95% confidence interval.</p><p>Distribution of SNPs in patient and control cohorts.</p

Multivariate prognostic analyses for the effect of risk factor interaction on laryngeal cancer risk.

<p>The mutant genotype (CG/GG) was used as a control to calculate the interactive effect of rs1056836 and smoke/drink.</p><p>Multivariate prognostic analyses for the effect of risk factor interaction on laryngeal cancer risk.</p

PCR primer sequences for SNP amplification and extension.

<p>F  =  Forward; R  =  Reverse; E  =  Extension.</p><p>PCR primer sequences for SNP amplification and extension.</p

Effect of gene-environment interaction on laryngeal cancer risk.

<p>Ref: used as reference values. OR^C: Crude Odds Ratio; OR^a: Odds Ratio adjusted by logic regression based on age, gender, smoking, and drinking status; 95% CI: 95% confidence interval.</p><p>Effect of gene-environment interaction on laryngeal cancer risk.</p