Table 1.

Demographics

VariableDrug-Coated Balloon, n=141Control, n=144Total, n=285
Age, yr, mean±SD64±1561±1362±14
Men, n/total (%)87/141 (62)85/144 (59)172/285 (60)
Diabetes, n/total (%)82/141 (58)94/144 (65)176/285 (62)
Dyslipidemia, n/total (%)85/141 (60)84/144 (58)169/285 (59)
Hypertension, n/total (%)133/141 (94)142/144 (99)275/285 (97)
Current and former cigarette smoking, n/total (%)64/141 (45)66/144 (46)130/285 (46)
Cardiovascular disease, n/total (%)83/141 (59)96/144 (67)179/285 (63)
Congestive heart failure, n/total (%)33/141 (23)33/144 (23)66/285 (23)
Stroke, n/total (%)18/141 (13)13/144 (9)31/285 (11)
Coronary artery disease, n/total (%)43/141 (31)40/144 (28)83/285 (29)
Myocardial infarction, n/total (%)16/141 (11)23/144 (16)39/285 (14)
Peripheral arterial disease, n/total (%)14/141 (10)26/144 (18)40/285 (14)
Access age, d, mean±SD1164±9731056±11221109±1050
Fistula location, n/total (%)
 Left arm94/141 (67)110/144 (76)204/285 (72)
 Right arm47/141 (33)34/144 (24)81/285 (28)
Access site/type, n/total (%)
 Across antecubital fossa6/141 (4)8/144 (6)14/285 (5)
  Transposed02/8 (25)2/14 (14)
  Nontransposed6/6 (100)6/8 (75)12/14 (86)
 Forearm47/141 (33)31/144 (22)78/285 (27)
  Transposed5/47 (11)4/31 (13)9/78 (12)
  Nontransposed42/47 (89)27/31 (87)69/78 (89)
 Upper arm88/141 (62)105/144 (73)193/285 (68)
  Transposed40/88 (46)42/105 (40)82/193 (43)
  Nontransposed48/88 (55)63/105 (60)111/193 (58)
Prior intervention in fistula, n/total (%)120/141 (85)125/144 (87)245/285 (86)
No. of prior interventions, mean±SD4.0±3.33.6±2.83.8±3.1
No. of months on dialysis, mean±SD41±3336±3138±32
Clinical indicator of access dysfunction, n/total (%)141/141 (100)143/143 (100)284/284 (100)
 Decreased blood flow37/141 (26)39/143 (27)76/284 (27)
 High venous pressure24/141 (17)28/143 (20)52/284 (18)
 Decreased Kt/V5/141 (4)6/143 (4)11/284 (4)
 Diminished/abnormal thrill39/141 (28)25/143 (18)64/284 (23)
 Pulsatility87/141 (62)84/143 (59)171/284 (60)
 Flaccid access1/141 (1)01/284 (0.4)
 Abnormal bruit9/141 (6)10/143 (7)19/284 (7)
 Arm or hand swelling4/141 (3)3/143 (2)7/284 (3)
 Prolonged bleeding28/141 (20)27/143 (19)55/284 (19)
 Difficult puncture23/141 (16)25/143 (17)48/284 (17)
 Infiltration3/141 (2)4/143 (2)7/284 (3)
 Recirculation4/141 (3)1/143 (1)5/284 (2)
 Pulling clots6/141 (4)2/143 (1)8/284 (3)
 Other20/141 (14)19/143 (13)39/284 (14)
  • Note that clinical indicators total >100%, because patients may have had more than one. Exploratory analyses revealed no statistically significant difference between groups for any of the variables shown.