Table A1.

Clinical characteristics of the IgA nephropathy patients.

Features		(n = 70)
Sex	Male	64.4%
	Female	35.6%
Age of the onset, years		10.3 ± 3.8
Serum creatinine level (mg/dL)		46.5 ± 7.1
eGFR (mL/min/1.73m2)		97.7 ± 26.9
Proteinuria (g/day/1.73m2)		0.9 [0.5–2.0]
Mean blood pressure (mm Hg)		84.5 ± 12.42
Symptoms at the debut	persistent microscopic hematuria	20.0%
	macroscopic hematuria	38.6%
	nephritic syndrome	11.5%
	nephrotic syndrome	25.7%
	acute kidney injury	2.8%
	rapidly progressive glomerulonephritis	1.4%

Notes: Conversion factors for units: serum creatinine in mg/dL to μmol/L, ×88.4.