Table 2.

Causes of CKD in the CKiD cohort (n = 586)

Glomerular Diagnosis n = 129 (22%)% (n)Nonglomerular Diagnosis n = 457 (78%)% (n)
Focal and segmental glomerulosclerosis33% (42)Obstructive uropathy26% (118)
Hemolytic uremic syndrome22% (28)Aplastic/hypoplastic/dysplastic kidneys23% (105)
Systemic immunologic disease9% (12)Reflux nephropathy19% (87)
Familial nephritis7% (9)Autosomal recessive polycystic kidney disease4% (19)
IgA nephropathy5% (7)Renal infarct4% (18)
Chronic glomerulonephritis5% (7)Syndrome of agenesis of abdominal musculature2% (11)
Membranoproliferative glomerulonephritis type I3% (4)Pyelo/interstitial nephritis2% (9)
Idiopathic crescentic glomerulonephritis2% (3)Cystinosis2% (9)
Membranous nephropathy2% (3)Oxalosis2% (7)
Henoch Schonlein purpura2% (3)Medullary cystic disease1% (6)
Congenital nephrotic syndrome2% (2)Wilm's tumor1% (4)
Membranoproliferative glomerulonephritis type II2% (2)Autosomal dominant polycystic kidney disease<1% (2)
Other5% (7)Other14% (62)
  • CKD, chronic kidney disease; CKiD, Chronic Kidney Disease in Children study.