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Table 4 Patient profile grouping by predialysis potassium and ARB treatment

From: Impact of serum potassium on therapeutic prognosis of maintenance hemodialysis patients on angiotensin receptor antagonists

  

Predialysis potassium

 
  

<4.6 mEq/L

≥4.6 mEq/L

 
  

ARB(−)

ARB(+)

ARB(−)

ARB(+)

 
  

Group 1

Group 2

Group 3

Group 4

p value

  

(n = 27)

(n = 36)

(n = 66)

(n = 131)

 

Age

(Years old)

70.2 ± 7.19

72.7 ± 6.54

70.0 ± 6.56

66.8 ± 5.85

0.060

Gender (M to F ratio)

 

17:10

27:9

37:29

68:63

0.087

Vintage of dialysis

(Years)

2.18 ± 2.07

3.67 ± 2.32

6.95 ± 3.31

6.17 ± 3.48

0.002

Diabetes

 

8

18

18

45

0.131

CAD

 

5

5

8

32

0.166

CHF

 

3

3

5

7

0.710

Stroke

 

4

5

4

8

0.230

SBP at the beginning of session

(mmHg)

132.9 ± 11.6

153.7 ± 9.62

143.0 ± 9.43

153.0 ± 7.52

<0.001

DBP at the beginning of session

(mmHg)

69.6 ± 5.03

73.3 ± 6.00

73.6 ± 6.04

75.3 ± 4.87

0.019

BUN

(mg/dL)

59.4 ± 5.15

55.4 ± 5.23

63.7 ± 5.44

65.6 ± 4.58

<0.001

Kt/V

 

0.87 ± 0.09

0.83 ± 0.12

0.99 ± 0.11

0.99 ± 0.09

<0.001

Alb

(g/dL)

3.55 ± 0.22

3.40 ± 0.23

3.62 ± 0.20

3.71 ± 0.14

<0.001

Hb

(g/dL)

10.22 ± 0.39

9.75 ± 0.46

10.02 ± 0.34

10.11 ± 0.26

0.016

CRP

(mg/dL)

1.45 ± 1.03

1.96 ± 2.09

0.91 ± 0.63

0.69 ± 0.54

0.004

K

(mEq/L)

4.2 ± 0.2

4.2 ± 0.2

5.2 ± 0.2

5.2 ± 0.2

Ca

(mg/dL)

8.3 ± 0.3

8.5 ± 0.2

8.6 ± 0.3

8.7 ± 0.3

0.027

P

(mg/dL)

5.1 ± 0.6

4.6 ± 0.4

5.4 ± 0.4

5.5 ± 0.4

<0.001

TC

(mg/dL)

164.5 ± 21.9

142.3 ± 15.6

152.8 ± 17.7

157.9 ± 18.3

0.083

Blood glucose

(mg/dL)

131.3 ± 21.8

139.6 ± 25.3

122.9 ± 20.7

118.3 ± 17.3

0.040

AF

 

4

2

7

8

0.363

Changes of ST–T segment in ECG

 

6

16

24

55

0.230

HCV infection

 

2

4

6

6

0.464

ACEI

 

1

1

7

11

0.442

ARB

 

0

36

0

131

CCB

 

14

30

33

109

<0.001

beta-B

 

4

8

18

58

0.002

VD

 

12

19

34

92

0.010

Weekly dose of erythropoietin/DW

(U/w/kg)

111.5 ± 41.9

146.4 ± 41.4

118.6 ± 45.9

114.6 ± 44.8

0.272

Observational period

 

2.66 ± 0.81

2.19 ± 0.74

3.40 ± 0.71

3.65 ± 0.66

<0.001

All-cause death

 

8

24

19

18

<0.001

Cardiovascular death

 

5

14

11

13

<0.001

  1. CAD coronary artery disease, CHF congestive heart failure, SBP systolic blood pressure, DBP diastolic blood pressure, BUN blood urea nitrogen, Alb albumin, Hb hemoglobin, CRP C-reactive protein, K serum potassium, Ca calcium, P phosphorus, TC total cholesterol, AF atrial fibrillation, HCV hepatitis C virus, ACEI angiotensin converting enzyme inhibitor, ARB angiotensin II receptor blocker, CCB calcium channel blocker, beta-B beta receptor blocker, VD vitamin D3, DW dry weight