Demographics and clinical data of ESRD patients and healthy controls.

Values are expressed as mean ± SD. MNE = minimal nephro-encephalopathy; Non-NE = non-nephro-encephalopathy; NCT-A = number connection test-A; DST = digital symbol test; LTT = line-tracing test; SDT = serial-dotting test. aThe P value for gender distribution in the three groups was obtained by chi-square test. bThe P value for age and neuropsychological tests difference among the three groups were obtained by one-way analysis of variance. cThe P value for difference of serum creatinine and urea, disease and dialysis duration between the two groups was obtained by two-sample t test.