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Table 1 Baseline characteristics

From: Long-term clinical outcome of patients with severe atherosclerotic renal artery stenosis after percutaneous transluminal renal angioplasty

 

Stenosis grade

Baseline Characteristics

All

Low

Intermediate

High

 
 

75≤, < 90%

90≤, < 95%

95%≤

p value

N = 74

N = 24(33%)

N = 38(51%)

N = 12(16%)

 

Stenosis rate (%)

87 ± 8.7

    

Age (year)

72 ± 7

72 ± 5

72 ± 7

72 ± 8

0.95

Male (%)

70

75

68

83

0.59

Smoking (%)

75

65

54

67

0.73

Comorbidities (%)

DM

34

29

32

50

0.43

Hypertension

100

100

100

100

–

Hyperlipidemia

61

63

56

75

0.48

IHD

92

92

97*

75**

0.047†

CVD

19

17

16

33

0.38

PAD

36

42

34

33

0.82

Blood pressure

Systolic (mmHg)

147 ± 22

145 ± 21

145 ± 20

160 ± 27

0.10

Diastolic (mmHg)

79 ± 12

79 ± 14

79 ± 9

84 ± 17

0.45

Laboratory data

BUN (mg/dl)

22.5 ± 11.7

19.2 ± 7.9

21.6 ± 11.8

31.0 ± 16.7

0.07

Creatinine (mg/dl)

1.27 ± 0.68

1.20 ± 0.59*

1.10 ± 0.35*

1.95 ± 1.14**

0.0004†

eGFR (mL/min/1.73 m2)

47.9 ± 16.1

49.3 ± 15.0

51.1 ± 14.5

35.2 ± 18.2

0.0087†

Albumin (g/dl)

4.0 ± 0.4

4.0 ± 0.4

4.1 ± 0.4

3.8 ± 0.7

0.43

LDL-Cho (mg/dl)

99 ± 27

90 ± 25*

98 ± 23

118 ± 36**

0.017†

U-TP (g/gcr)

1.5 ± 0.3

0.29 ± 0.74*

0.22 ± 0.62*

1.21 ± 1.44**

0.002†

Stenosis findings

Lateral RAS (%)

76

87*

76

50**

0.047†

Bilateral RAS (%)

24

13*

24

50**

Renal size (cm)

9.4 ± 0.9

9.5 ± 0.8

9.2 ± 1.0

8.8 ± 0.7

0.10

PSV (cm/s)

254 ± 99

233 ± 54*

280 ± 106*

199 ± 120**

0.032†

EDV (cm/s)

65 ± 9

57 ± 11*

77 ± 15*

40 ± 22**

0.011†

Resistive index

0.75 ± 0.10

0.75 ± 0.09

0.73 ± 0.08

0.79 ± 0.08

0.14

Medical therapy (%)

ARB

45

42

47

33

0.58

ACEi

27

42

16

33

0.10

Ca blocker

65

58

63

83

0.48

β or α/β blocker

38

46

32

42

0.76

Statin

58

50

61

67

0.13

Observational period

Median (IQR), months

83(49,106)

89(51,114)

76(48,105)

80(56,95)

0.69

  1. Data were expressed as mean ± SD or %
  2. Expanded abbreviation; RAS renal artery stenosis, DM diabetes meliitus, IHD ischemic heart disease, CVD cerebral vascular disease, PAD peripheral arterial disease, eGFR estimated glomerular filtration rate, U-TP urine total protein, PSV peak systolic velocity, EDV end-diastolic velocity, ARB angiotensin type II receptor blocker, ACEi angiotensin converting enzyme inhibitor
  3. †P value was less than 0.05 by one-way analysis of variance
  4. P value between ** and * was less than 0.05 with post-hoc the Bonferroni test
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Renal Replacement Therapy

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