Table 1. Demographic characteristics of the study subjects.

	Normal	MsPGN	IgAN
subjects(n)	15	15	21
age	35(7.6)	37(11.9)	36(8.0)
male	7	5	8
female	8	10	13
smokers(n)	3	4	6
SCR(umol/L)		94.1(45.1)	121.9(92.1)
ALB(g)		33.7(7.3)	36.9(6.1)
24h urine protein(g)		2.7(2.0)	2.2(1.7)

Abbreviations: SCR, serum creatinine; ALB, plasma albumin.