Table 1 Socio-demographic and clinical parameters for RLS positive and negative patients undergoing hemodialysis
Patient’ characteristics | Total sample (N = 150) | RLS positive (n = 40) | RLS negative (n = 110) | p-value |
|---|---|---|---|---|
Age, years (mean ± SD) | 47.82 ± 13.53 | 13.57 ± 2.15 | 13.55 ± 1.29 | 0.980 |
Gender (%) | ||||
Male | 84(56.0) | 29(72.5) | 55(50.0) | 0.014* |
Female | 66(44.0) | 11(27.5) | 55(50.0) | |
BMI, kg/m2 (mean ± SD) | 24.09 ± 5.48 | 23.86 ± 4.55 | 24.18 ± 5.80 | 0.005* |
Duration of Dialysis, years (mean ± SD) | 2.35 ± 2.63 | 2.44 ± 0.39 | 2.70 ± 0.26 | 0.475 |
Dialysis/week (mean ± SD) | 2.49 ± 0.56 | 0.55 ± 0.09 | 0.57 ± 0.05 | 0.665 |
Shift (%) | ||||
Morning | 55(36.7) | 14(35.0) | 41(37.3) | 0.678 |
Afternoon | 45(30.0) | 14(35.0) | 31(28.2) | |
Evening | 50(33.3) | 12(30.0) | 38(34.5) | |
Causes of ESRD (%) | ||||
Diabetes Mellitus | 57(38.0) | 21(52.5) | 36(32.7) | 0.027* |
Hypertension | 105(70.0) | 29(72.5) | 76(69.1) | 0.687 |
Glomerulonephritis | 6(4.0) | 2(5.0) | 4(3.6) | 0.706 |
Renal stones | 13(8.7) | 3(7.5) | 10(9.1) | 0.759 |
Others | 20(13.3%) | 3(7.5) | 17(15.5) | 0.205 |
Patient clinical characteristics (mean ± SD) | ||||
Pre dialysis urea (mmol/l) | 106.77 ± 58.61 | 109.95 ± 48.03 | 105.61 ± 62.17 | 0.603 |
Post dialysis urea (mmol/l) | 101.49 ± 101.90 | 86.99 ± 32.31 | 106.76 ± 117.11 | 0.149 |
Hb (g/l) | 10.36 ± 2.01 | 10.74 ± 2.74 | 10.22 ± 1.80 | 0.165 |
Calcium (mmol/l) | 8.39 ± 2.00 | 8.20 ± 2.18 | 8.46 ± 1.93 | 0.336 |
Phosphorous (mmol/l) | 5.41 ± 2.03 | 5.31 ± 1.98 | 5.45 ± 2.06 | 0.981 |
Albumin (g/l) | 4.64 ± 3.77 | 5.46 ± 5.81 | 4.34 ± 2.64 | 0.004* |
Parathyroid hormone (mmol/l) | 380.87 ± 366.83 | 418.68 ± 425.04 | 367.12 ± 344.38 | 0.061 |