Table 4.

Association between postoperative AVF stenosis and AVF maturation

Parameter	Immature AVF	Mature AVF	Percent Immature AVF	P Value
All patients				0.001
Stenosis	17	39	30
No stenosis	4	53	7
Forearm AVF				0.002
Stenosis	11	11	50
No stenosis	1	17	6
Upper arm AVF				0.20
Stenosis	6	28	18
No stenosis	3	36	8

AVF, arteriovenous fistula.