Table 2.

The natural history of patients with mild or early-stage IgA nephropathy

	Shen et al.			Szeto et al.
Daily proteinuria	<0.03 g	>0.03, <0.3 g	Total (<0.3 g)	<0.4 g
Observation period			92 ± 28 months	84 (14–180) months
Number of patients	50	85	135	72
Disappearance of hematuria	22%	6%	12%	14%
Increased proteinuria (>1.0 g)	6%	42%	29%	33%
Hypertension	12%	44%	32%	19%
Decreased kidney function	4%	29%	20%	7%