Galactose-Deficient IgA1 as a Candidate Urinary Polypeptide Marker of IgA Nephropathy?

Table 1

Study subjects.

	USA	Japan	Italy	Total
IgAN	59	97	51	207
Renal-disease controls	69	25	111	205
Healthy controls	31	26	0	57
Total	159	148	162	469