Table 2 Clinical and echocardiographic characteristics in dialysis and non-dialysis patients

Number

96

57

NA

Mean age

69.7 ± 11.7

58.7 ± 15.0

<0.0001

Female sex

40 (42%)

25 (44%)

NS

Diabetes

45 (47%)

24 (42%)

NS

History of MI

18 (19%)

12 (21%)

NS

Blood indices:

Haemoglobin (g/L)

123.8 ± 15.4

117.0 ± 12.3

0.0058

White cell count

7.38 ± 2.0

7.57 ± 2.13

NS

Platelet count

238 ± 63

232 ± 88

NS

Sodium

139.9 ± 2.6

137.4±

<0.0001

Potassium

4.46 ± 0.59

4.41±

NS

Urea (mmol/L)

18.9 ± 6.9

19.2 ± 6.7

NS

Creatinine (umol/L)

255 ± 88

646 ± 229

<0.0001

eGFR (mL/min/1.73 m²)

22.3 ± 7.4

8.3 ± 4.9

<0.0001

Calcium (mmol/L)

2.40 ± 0.12

2.38 ± 0.17

NS

Phosphate (mmol/L)

1.31 ± 0.29

1.84 ± 0.55

<0.0001

Parathyroid hormane

23.6 ± 29.1

51.4 ± 48.6

<0.0001

Troponin T detected

36 (38%)

44 (79%)

<0.001

Echocardiographic results

LV diameter (mm)

49.5 ± 5.9

49.8 ± 6.2

NS

LV ejection fraction

62.1 ± 10.0

61.0 ± 14.0

NS

LV mass index

121.7 ± 35.4

126.8 ± 33.6

NS

Left atrial area (cm²)

22.1 ± 6.0

21.6 ± 4.9

NS

Aortic peak velocity (m/s)

1.50 ± 0.42

1.57 ± 0.47

NS

Mitral regurgitation (moderate or severe)

8 (8.3%)

6 (10.5%)

NS

Tricuspid regurgitation peak velocity (m/s)

2.53 ± 0.44

2.59 ± 0.45

NS

Diastolic grade:

Grade 0

14 (16.3%)

7 (13.7%)

NS

Grade 1

48 (55.8%)

24 (47.1%)

NS

Grade 2

16 (18.6%)

15 (29.4%)

NS

Grade 3-4

8 (9.3%)

5 (9.8%)

NS

Indeterminate grade

9 (9.5%)

7 (12.1%)

NS

Clinical outcomes

Death

23 (24.0%)

18 (31.6%)

NS

MACE

27 (28.1%)

24 (42.1%)

0.06