Total number 377
Sex ratio (M/F) 255/122
Age (years) 59.2 ± 8.3
Underlying diseases  
Glomerulonephritis 218
Diabetes Mellitus 100
Hypertension 28
Others and Unknown 31
Albumin (g/L) (mmol/L) 37.2 ± 5.7
Creatinine (μ mol/L) 839 ± 256
Uric acid (m mol/L) 4.23 ± 0.97
Hemoglobin (g/L) 99.6 ± 22.6
Table 1: Characteristics of all subjects.