Skip to main content

Table 1 Characteristics of the subjects according to collateral groups

From: The relation between endothelial dependent flow mediated dilation of the brachial artery and coronary collateral development – a cross sectional study

Variables

Poor collateral

(n = 83)

Good collateral

(n = 88)

p value

Age (years)

61 ± 10

61 ± 11

0.738

Gender, males (%)

65 (78)

64 (73)

0.396

Diabetes mellitus (%)

46 (55)

27 (31)

0.001

Hypertension (%)

49 (59)

56 (64)

0.537

Current smokers (%)

41 (49)

39 (44)

0.506

Daily alcohol consumption (%)

3 (3.4)

3 (3.6)

1.0

BMI, kg/m2

28 ± 4

27 ± 4

0.292

Previous MI (%)

55 (66)

53 (60)

0.413

Previous CABG (%)

14 (17)

12 (14)

0.556

Total cholesterol, mg/dL

180 ± 40

179 ± 44

0.828

LDL-C, mg/dL

109 ± 34

107 ± 40

0.700

HDL-C, mg/dL

41 ± 10

39 ± 9

0.285

Triglycerides, mg/dL

152 ± 91

165 ± 80

0.168

Creatinine, mg/dL

1.1 ± 0.3

1.2 ± 0.9

0.607

LV ejection fraction, %

46 ± 13

49 ± 13

0.182

Number of vessels with significant stenosis (%)

  

0.995

1 vessel

27 (30.7)

25 (30.1)

 

2 vessel

26 (29.5)

25 (30.1)

 

3 vessel

35 (39.8)

33 (39.8)

 

Lesion location (%)

  

0.154

Left anterior descending artery

64 (72.7)

66 (79.5)

 

Circumflex artery

53 (60.2)

53 (63.9)

 

Right coronary artery

67 (76.1)

55 (66.3)

 

Cardiovascular medications (%)

   

Aspirin

72 (87)

74 (84)

0.623

Beta-blockers

57 (69)

56 (64)

0.487

Calcium channel blockers

5 (6)

11 (13)

0.146

ACE-Is or ARBs

57 (69)

62 (71)

0.800

Nitrates

28 (34)

35 (40)

0.413

Statins

50 (60)

64 (73)

0.083

  1. ACE-I, angiotensin converting enzyme inhibitor; ARB, angiotensin receptor blocker; BMI, body mass index; CABG, coronary artery bypass grafting; HDL-C, high density lipoprotein cholesterol; LDL-C, low density lipoprotein cholesterol; LV, left ventricular; MI, myocardial infarction