Table 1 Baseline characteristics of the study population

Age

55 ± 7.2

57 ± 8.2

60 ± 7.7

0.007

Male gender

526 (84)

17 (94)

21 (100)

0.073

BMI (kg/m2)

27.0 ± 3.5

27.7 ± 4.0

26.2 ± 2.7

0.395

SBP (mmHg)

126 ± 17

124 ± 15

130 ±13

0.444

DBP (mmHg)

79 ± 9

78 ± 9

79 ± 6

0.906

Hypertension

163 (26)

5 (28)

12 (57)

0.007

Diabetes

60 (10)

3 (17)

4 (19)

0.232

Current smokers

106 (22)

4 (33)

5 (31)

0.454

Chronic renal failure

14 (2)

1 (6)

1 (5)

0.511

CAD family history

162 (26)

3 (18)

7 (35)

0.486

Hyperlipidemia

284 (47)

9 (50)

12 (60)

0.475

Urea (mg/dl)

33 ± 7.7

35 ± 7.7

32 ± 5.7

0.557

Creatinine (mg/dl)

1.07 ± 0.15

1.08 ± 0.17

1.13 ± 0.11

0.179

Glucose (mg/dl)

99 ± 23

96 ± 18

101 ± 21

0.761

Calcium (mg/dl)

9.6 ± 0.45

9.6 ± 0.46

9.6 ± 0.50

0.908

Phosphorus (mg/dl)

3.02 ± 0.50

2.76 ± 0.27

3.0 ± 0.69

0.088

Triglyceride (mg/dl)

143 ± 79

156 ± 63

133 ± 58

0.671

Total cholesterol (mg/dl)

HDL-cholesterol (mg/dl)

45 ±12

40 ± 5

45 1 ± 3

0.243

LDL-cholesterol (mg/dl)

127 ± 29

127 ± 37

127 ± 26

0.999