Crude and adjusted hazards ratios (HR), and 95% confidence intervals (CI) estimated from multivariate Cox regression models for urinary tract cancer developed in patients with ESRD.

†Logistic regression models for different dosages of Chinese herbs (model 1) and different estimated dosages of aristolochic acid as risk factors (model 2) were adjusted for age, sex, residence in township with endemic black foot disease, and history of chronic UTI. *P<0.05. ‡P<0.01. **P<0.001. Crude and adjusted hazards ratios (HR), and 95% confidence intervals (CI) estimated from multivariate Cox regression models for urinary tract cancer developed in patients with ESRD.