Table 1.

Comparison of patients with AVFs included in and excluded from the study

VariableStudy PatientsExcluded PatientsP Value
No. of AVFs246a166
Age in yr, mean±SD53±1451±150.11
Men, n (%)153 (62)107 (64)0.64
Black, n (%)202 (82)124 (75)0.07
Comorbidities, n (%)
 Hypertension234 (95)152 (92)0.14
 Diabetes139 (56)65 (39)<0.001
 Coronary artery disease69 (28)24 (14)0.001
 Peripheral vascular disease38 (15)10 (6)0.004
 Cerebrovascular disease51 (21)22 (13)0.05
 Heart failure85 (34)29 (17)<0.001
 Obesity, BMI≥30 kg/m2114 (46)66 (40)0.19
 AVF location, upper arm155 (63)118 (71)0.09
 Antiplatelet agent117 (48)62 (37)0.04
  • AVF, arteriovenous fistula; BMI, body mass index.

  • a In 223 patients.