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 2

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		1 year		5 years		value
	PR3-ANCA	MPO-ANCA	PR3-ANCA	MPO-ANCA	PR3-ANCA	MPO-ANCA	PR3-ANCA	MPO-ANCA
All	193	165	41	46	90%	80%	78%	72%	0.07
Focal	74	53	8	4	96%	96%	89%	92%	0.67
Mixed	50	40	11	11	90%	84%	82%	69%	0.51
Crescentic	61	45	18	17	86%	72%	65%	69%	0.43
Sclerotic	8	27	4	14	75%	49%	50%	38%	0.35