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Table 1 Clinical and laboratory data of the study participants

From: Electrocardiographic substrates of arrhythmias in patients with end-stage and chronic kidney diseases: a case–control study

 

ESRD (n = 75)

Mean ± SD

CKD (n = 75)

Mean ± SD

Control (n = 40)

Mean ± SD

P value

Age, years

46.44 ± 13.97

49.16 ± 13.19

37.23 ± 15.07

 < 0.001

Males, no. (%)

38 (50.7)

27 (36.0)

19 (47.5)

0.174

DM, no. (%)

25 (33.3%)

27 (36%)

13 (32.5%)

0.912

HTN, no. (%)

52 (69.3%)

49 (65.3%)

12 (30%)

 < 0.001

Laboratory tests

 

Hb, g/dL

8.50 ± 1.63

8.95 ± 1.85

11.18 ± 2.76

 < 0.001

Urea, mg/dL

167.95 ± 71.22

133.42 ± 59.38

36.25 ± 17.85

 < 0.001

Creatinine, mg/dL

9.09 ± 4.41

5.71 ± 2.89

0.87 ± 0.17

 < 0.001

eGFR

12.37 ± 8.14

98.94 ± 25.53

 < 0.001

K, mEq/L

4.47 ± 0.78

4.30 ± 0.71

4.23 ± 0.57

0.156

Mg, mEq/L

2.00 ± 0.37

1.95 ± 0.23

1.98 ± 0.22

0.708

Ca, mg/L

7.44 ± 1.24

7.90 ± 1.19

8.86 ± 0.60

 < 0.001

PO4, mEq/L

6.13 ± 1.79

5.45 ± 1.64

3.38 ± 0.67

 < 0.001

PTH, pg/mL

368.56 ± 198.75

283.17 ± 127.11

48.08 ± 16.24

 < 0.001

Iron, µg/dL

56.04 ± 35.40

62.91 ± 33.20

69.52 ± 42.23

0.079

TIBC, µg/dL

195.16 ± 42.11

183.21 ± 49.32

225.02 ± 104.46

0.122

Transferrin Sat, %

29.72 ± 18.09

34.56 ± 15.21

36.28 ± 19.77

0.029

LVEF, %

66.55 ± 6.99

65.70 ± 7.63

63.75 ± 6.61

0.170

  1. Ca, Calcium; DM, Diabetes Mellitus; eGFR, Estimated Glomerular Filtration Rate; Hb, Hemoglobin; HTN, Hypertension; K, Potassium; LVEF, Left Ventricular Ejection Fraction; Mg, Magnesium; PO4, Phosphorus; PTH, Parathyroid hormone; TIBC, Total Iron Binding Capacity