ALDH1A2 and prostate cancer: Three SNPs within ALDH1A2 were associated with prostate cancer mortality following diagnosis with any prostate cancer: rs1441817 (fixed effects hazard ratio, HRfixed = 0.78; 95% confidence interval (95%CI):0.66,0.91, p values = 0.002, I2 = 19.4); rs12910509, HRfixed = 0.76; 95%CI:0.64,0.91, p values = 0.003, I2 = 23.0); and rs8041922 (HRfixed = 0.76; 95%CI:0.64,0.91, p values = 0.002, I2 = 25.5).