Table 1.

Clinical features of patients with and without preexisting venous intimal hyperplasis

Parameter	Vein Intima>22.3 μm	Vein Intima≤22.3 μm	P Value
N points	64	65
Age≥65 yr	14 (22%)	15 (23%)	0.87
Men n	36 (56%)	32 (49%)	0.43
Black race	47 (73%)	39 (60%)	0.10
Diabetes	30 (47%)	29 (45%)	0.80
Hypertension	59 (92%)	59 (91%)	0.77
Coronary artery disease	9 (14%)	5 (8%)	0.25
Peripheral vascular disease	7 (11%)	4 (6%)	0.33
Cerebrovascular disease	5 (8%)	7 (11%)	0.56
Congestive heart failure	13 (20%)	10 (15%)	0.46
Forearm fistula	15 (23%)	29 (45%)	0.01
Upper arm fistula	49 (77%)	36 (55%)