Prognosis and Histological Classification in Elderly Patients with ANCA-Glomerulonephritis: A Registry-Based Cohort Study

Table 2

Baseline characteristics stratified for presence or absence of end-stage renal disease-free survival at 1 year.

Characteristic	Alive without ESRD, = 49	ESRD/death < 1 year, = 32	value
Female (%)	29 (59)	16 (50)	0.42
Age (SD)	76 (5)	77 (5)	0.82
P-/MPO-ANCA (%)	33 (67)	14 (44)	0.64
eGFR (SD)	33 (22)	18 (22)	<0.001
Serum albumin (SD)	32 (6)	28 (5)	<0.001
Systolic blood pressure (SD)	146 (22)	147 (25)	0.89
Diastolic blood pressure (SD)	78 (12)	81 (11)	0.55
Proteinuria (SD)	1.1 (1.1)	1.8 (1.6)	0.02
Percentage of normal glomeruli (SD)	49 (26)	21 (23)	<0.001
Focal (%)	26 (53)	6 (19)	0.002
Mixed (%)	13 (27)	9 (28)	0.88
Crescentic (%)	7 (14)	11 (34)	0.03
Sclerotic (%)	3 (6)	6 (19)	0.08

SD, standard deviation; eGFR, estimated glomerular filtration rate.