Table 2.

The baseline clinical characteristics of patients with IgA nephropathy for mass spectrometry

Patient	Age/Sex	Serum Creatinine (mg/dl)	eGFR (ml/min per 1.73 m2)	Initial Proteinuria (g/d)	Crescent (%)	Plasma IgA1 (mg/ml)	Plasma CD89-Binding Poly-IgA Complex (U/ml)
1	14/M	2.93	31	4.27	19	4.31	139.08
2	59/F	0.77	82	4.23	17	2.96	26.09
3	38/F	0.88	76	1.38	9	5.42	148.46
4	29/M	4.15	18	4.65	67	4.04	69.25
5	41/M	1.12	77	3.44	33	2.04	11.42
6	32/M	1.10	82	2.74	3	4.27	28.86
7	53/M	1.41	56	0.26	46	2.18	24.95
8	45/F	4.11	12	8.99	72	6.40	33.71
9	25/F	0.66	117	0.85	6	4.78	27.86
10	64/M	3.64	18	9.79	81	5.65	37.49
11	35/F	0.69	103	2.26	4	3.33	17.86
12	34/M	3.51	21	5.53	100	4.21	22.59
13	22/F	0.87	87	0.16	11	5.83	43.46
14	40/M	1.20	71	0.11	0	4.01	32.08
15	25/M	4.74	16	7.72	79	5.09	31.47

M, male; F, female.