Safety and Performance of a Cell-Impermeable Endoprosthesis for Hemodialysis Vascular Access Outflow Stenosis: A Brazilian Multicenter Retrospective Study

Table 2 Patient demographics and concurrent medical conditions

Variable		Patient (N = 113)	%
Age	< 65 years	61	54.0
Age	≥ 65 years	52	46.0
Sex	Female	53	46.9
Sex	Male	60	53.1
Stenosis type	Cephalic arch	20	17.7
	Swing point	15	13.3
	Venous anastomosis	25	22.1
	Central venous stenosis	33	29.2
	Outflow	20	17.7
Restenosis	De novo lesion	75	66.4
Restenosis	Recurrent/restenotic lesion	38	33.6
Thrombosis	No	74	65.5
Thrombosis	Yes	39	34.5
Hypertension	No	20	17.7
Hypertension	Yes	93	82.3
Diabetes mellitus	No	66	58.4
Diabetes mellitus	Yes	47	41.6
Coronary heart disease	No	85	75.2
Coronary heart disease	Yes	28	24.8
Smoker	No	95	84.1
Smoker	Yes	18	15.9
Stroke	No	107	94.7
Stroke	Yes	6	5.3
Other	No	101	89.4
Other	Yes	12	10.6

Other comorbidities include systemic lupus erythematosus, n = 3; polycystic kidney disease, n = 4; glomerulonephritis, n = 2; nephrolithiasis, n = 3