Table 2.

Primary diseases of hemodialysis patients.

Primary diseases	n (%)
Primary kidney diseases
Chronic glomerulonephritis	154 (24.76)
Secondary kidney diseases
Hypertensive nephropathy	131 (21.06)
Diabetic nephropathy	118 (18.97)
Obstructive nephropathy	21 (3.38)
Rheumatic immune system diseases	16 (2.57)
Hyperuricemia nephropathy	14 (2.25)
Chronic pyelonephritis	6 (0.96)
Drug-induced nephropathy	6 (0.96)
Congenital kidney diseases
Polycystic kidney disease	33 (5.31)
Etiology unknown	123 (19.77)