ALDH2 and kidney disorder: As a result of multivariate regression logistic analysis with these 23 factors, 8 significant factors, including 4 positively associated factors (Body Mass Index (BMI), high-density lipoprotein cholesterol (HDLC), years of education, and γ glutamyl transpeptidase (γGTP) and 4 negatively associated factors (genotype of rs671 (ALDH2), sex (women), alanine transaminase (ALT), and history of renal disease) were found (Figure 4b).