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 4

Patient survival at 1 and 5 years of follow-up with MPO- and PR3-ANCA, total cohort and stratified according to histological classification.

Characteristic	N		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	62	55	84%	85%	70%	74%	0.64
Focal	74	53	19	12	86%	91%	78%	78%	0.97
Mixed	50	40	17	12	86%	82%	72%	74%	0.70
Crescentic	61	45	24	19	77%	87%	60%	76%	1.00
Sclerotic	8	27	2	12	100%	78%	70%	65%	0.37