Impact of Proteinase 3 versus Myeloperoxidase Positivity on Risk of End-Stage Renal Disease in ANCA-Associated Glomerulonephritis Stratified by Histological Classification: A Population-Based Cohort Study

Table 3

Overall and end-stage renal disease-free survival at 1 and 5 years of follow-up with MPO- and PR3-ANCA, total cohort and stratified according to histological classification.

Characteristic	N		ESRD/deaths		1 year		5 years		value
	PR3-ANCA	MPO-ANCA	PR3-ANCA	MPO-ANCA	PR3-ANCA	MPO-ANCA	PR3-ANCA	MPO-ANCA
All	193	165	84	81	76%	69%	62%	55%	0.13
Focal	74	53	25	16	84%	87%	72%	71%	0.95
Mixed	50	40	19	19	80%	75%	73%	53%	0.53
Crescentic	61	45	36	27	64%	62%	43%	52%	0.92
Sclerotic	8	27	4	19	75%	37%	50%	30%	0.16