Table 1.

Baseline demographics by number of interventions to promote AVF maturation

Zero InterventionsOne InterventionTwo or More InterventionsP
Patients (n = 173)96 (55.5%)54 (31.2%)23 (13.3%)
Sex0.0107
    female17 (17.7%)16 (29.6%)11 (47.8%)
    male79 (82.3%)38 (70.4%)12 (52.2%)
Race0.2664
    black71 (74.0%)38 (70.4%)20 (87.0%)
    white25 (26.0%)16 (29.6%)3 (13.0%)
Diabetes0.0422
    yes41 (42.7%)30 (55.6%)16 (69.6%)
    no55 (57.3%)24 (44.4%)7 (30.4%)
PVD0.0415
    yes18 (18.8%)7 (13.0%)9 (39.1%)
    no78 (81.2%)47 (87.0%)14 (60.9%)
Access site0.7710
    upper arm66 (68.8%)38 (70.4%)14 (60.9%)
    forearm30 (31.3%)16 (29.6%)9 (39.1%)
Age ≥650.4021
    yes24 (25%)16 (28.3%)9 (39.1%)
    no72 (75%)38 (71.7%)14 (60.9%)
BMI ≥300.0491
    yes28 (29.2%)17 (31.5%)13 (56.5%)
    no68 (70.2%)37 (68.5%)10 (43.5%)
First versus subsequent fistula0.1727
    first61 (63.5%)38 (70.4%)19 (82.6%)
    subsequent35 (36.5%)16 (29.6%)4 (17.4%)