Table 1.

Baseline characteristics of study participants

Clinical CharacteristicAtenololLisinoprilOverallP Value
n9089179
Pulse wave velocity (m/s)7.7±2.67.5±2.87.6±2.70.72
Age (yr)51.7±11.652.6±13.352.1±12.40.60
Men, n (%)67 (74.4)52 (58.4)119 (66.5)0.02
Black race, n (%)76 (84.4)80 (89.9)156 (87.2)0.28
Hispanic race, n (%)1 (1.1)0 (0)1 (0.6)0.32
Dialysis vintage (yr)3 (1, 6)2 (1, 6)2.5 (1, 6)0.55
Anuric, n (%)60 (66.7)59 (66.3)119 (66.5)0.96
Diabetes mellitus, n (%)39 (43.3)36 (40.4)75 (41.9)0.70
Hospitalized heart failure, n (%)19 (21.1)33 (37.1)52 (29.1)0.02
Coronary artery disease, n (%)18 (20)26 (29.2)44 (24.6)0.15
Coronary revascularization, n (%)2 (2.2)11 (12.4)13 (7.3)<0.01
Cerebrovascular disease, n (%)11 (12.2)18 (20.2)29 (16.2)0.15
Peripheral vascular disease, n (%)8 (8.9)9 (10.1)17 (9.5)0.78
Smoking, n (%)39 (43.3)41 (46.1)80 (44.7)0.71
Height (in)68.4±4.167.6±3.668±3.90.20
Weight (kg)85±22.579.6±24.382.3±23.50.13
Body mass index (kg/m2)28.2±7.227.1±8.527.7±7.90.34
Access type, n (%)0.76
 Fistula53 (58.9)52 (58.4)105 (58.7)0.95
 Graft14 (15.6)11 (12.4)25 (14)0.54
 Catheter23 (25.6)26 (29.2)49 (27.4)0.58
Delivered dialysis duration (min)225.1±35.3219.5±34.9222.4±35.10.28
Albumin (g/dl)3.6±0.53.6±0.53.6±0.50.53
Hemoglobin (g/dl)11.3±1.211.4±1.411.3±1.30.63
  • Data are presented as mean±SD or n (%) with the exception of dialysis vintage, which is presented as median (25th, 75th percentile).