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Table 2 Baseline characteristics of study patients according to cardiovascular disease (CVD)

From: Associations of genetic variants of endothelin with cardiovascular complications in patients with renal failure

  CVD (n = 118) No CVD (n = 72) p value
Gender, male, n (%) 74 (62.7%) 29 (40.3%) 0.003
Age (years) 67 ± 13 60 ± 12 <0.001
Dialysis vintage (years) 4.3 ± 3.8 5.5 ± 6.7 0.111
Current smoking (%) 20 (16.9%) 5 (6.9%) 0.050
Diabetes, n (%) 73 (61.9%) 17 (23.6%) <0.001
ERI (unit/week/kg/Hb) 8.5 ± 6.7 8.0 ± 4.1 0.600
Hemoglobin (g/dl) 10.7 ± 1.2 10.7 ± 1.1 0.980
Albumin (g/dl) 3.9 ± 0.4 4.1 ± 0.4 0.005
Ferritin (mg/dl) 418 ± 401 458 ± 736 0.635
Iron (mg/dl) 65 ± 24 68 ± 33 0.571
TIBC (mg/dl) 236 ± 47 242 ± 54 0.441
Serum i-PTH (pg/mL) 277 ± 363 422 ± 354 0.012
Kt/V 1.44 ± 0.26 1.60 ± 0.31 0.001
Cause of ESRD, n (%)    <0.001
 Hypertension 16 (13.5%) 18 (25.0%)  
 Diabetes 67 (56.8%) 17 (23.6%)  
 GN 14 (11.9%) 22 (30.6%)  
 CHF 8 (6.8%) 0 (0%)  
 Others 13 (11.0%) 15 (20.8%)  
  1. CHF congestive heart failure, ERI erythropoietin resistance index, ESRD end-stage renal disease, GN glomerulonephritis, iPTH parathyroid hormone, Kt/V dialysis adequacy, TIBC total iron-binding capacity. p values of <0.05 are shown in bold