Skip to main content

Table 3 Associated factors of uric acid clearance on hemodialysis in ESKD

From: Assessment of the efficacy of hemodialysis on uric acid clearance in a sub-Saharan African population at the end stage kidney disease

Variables Uric acid Clearance p-value OR [95% CI]
≥ 65% <  65%
N (%) 94 (100) 50 (100)   
Age, n (%)
  < 50 years 47 (50) 26 (52) 0.8
  ≥ 50 years 47 (50) 24 (48)   
Sex, n (%)
 Men 56 (59.6) 35 (70) 0.2
 Women 38 (40.4) 15 (30)   
Comorbidities
Excess weight, n (%)
  Yes 25 (26.6) 22 (44) 0.03 0.4 [0.2; 0.9]
  No 69 (73.4) 28 (56)   
Hypertension, n (%)
  Yes 84 (89.4) 44 (88) 0.8
  No 10 (10.6) 6 (12)   
Diabetes, n (%)
  Yes 20 (21.3) 13 (26) 0.5
  No 74 (78.7) 37 (74)   
Gout, n (%)
  Yes 8 (8.5) 8 (16) 0.1
  No 86 (91.5) 42 (84)   
Underlying nephropathy
Hypertensive nephropathy, n (%)
  Yes 57 (60.6) 31 (62) 0.8
  No 37 (39.4) 19 (38)   
Diabetic nephropathy, n (%)
  Yes 80 (85.1) 39 (78) 0.2
  No 14 (14.9) 11 (22)   
Chronic glomerulonephritis, n (%)
  Yes 80 (85.1) 41 (82) 0.6
  No 14 (14.9) 9 (18)   
Hemodialysis related variables
Blood efflux, n (%)
   < 300 ml/min 49 (52.1) 26 (52) 0.9
   > 300 ml/min 45 (47.9) 24 (48)   
Interval between dialytic sessions, n (%)
   < 3 days 16 (17) 8 (16) 0.8
   ≥ 3 days 78 (83) 42 (84)   
Size of the dialysis membrane, n (%)
  FX 10 67 (71.3) 38 (76) 0.5
  FX 8 or FX 5 27 (28.7) 12 (24)   
Kt/Vurea
   < 1.2 22 (23.4) 38 (76) 0.01 0.1 [0.04; 0.2]
   ≥ 1.2 72 (76.6) 12 (24)