Table 3.

Clinical outcome of IgAN patients.

	CR	PR	NR	ESRD/death
Before PS matching (n = 1071)
C1-positive (n = 145)	76 (52.4%)	14 (9.7%)	32 (22.1%)	23 (15.9%)
C1-negative (n = 926)	589 (63.6%)	102 (11.0%)	133 (14.4%)	102 (11.0%)
After PS matching (n = 725, 1:4PSM)
C1-positive (n = 145)	76 (52.4%)	14 (9.7%)	32 (22.1%)	23 (15.9%)
C1-negative (n = 580)	378 (65.2%)	69 (11.9%)	79 (13.6%)	54 (9.3%)

Values for categorical variables are given as number (percentage).

CR complete remission, PR partial remission, NR no response, ESRD end stage renal disease.