Table 1 Patient CHARACTERISTICS (N = 239)

Age (years)

47.2 ± 9.6

61.1 ± 10.4^a

64.2 ± 10.0

< 0.001

Males

88 (93.6)^a,b

46 (66.7)

56 (73.7)

< 0.001

Body mass index (kg/m²)

26.5 ± 3.3

26.3 ± 3.3

25.9 ± 3.3

0.472

Current or previous smoking

71 (45.5)^a

33 (21.2)

52 (33.3)^c

0.001

Diabetes mellitus

17 (18.1)

19 (27.5)

27 (35.5)^b

0.036

Hypertension

39 (41.5)

40 (58.0)^a

47 (61.8)^b

0.017

Hyperlipidemia

72 (76.6)

47 (68.1)

61 (80.3)

0.215

Previous stroke

1 (1.1)

5 (7.2)

10 (13.2)^b

0.007

Previous MI

1 (1.1)

0

1 (1.3)

–

Peripheral vascular disease

3 (3.2)

2 (2.9)

3 (3.9)

1.000

Renal insufficiency

2 (2.1)

2 (2.1)

8 (10.5)

0.051

Family history of CAD

17 (18.1)

9 (13.0)

8 (10.5)

0.359

Clinical presentation

 MI

77 (81.9)

62 (89.9)

72 (94.7)^c

0.032

 Unstable angina

17 (18.1)

7 (10.1)

4 (5.3)

Triple vessel disease

20 (21.3)

17 (24.6)

33 (43.3)^b,c

0.004

Multivessel disease

49 (52.1)

44 (63.8)

57 (75.0)^b

0.009

Procedure characteristics

 CAG

15 (16.0)

6 (8.7)

4 (5.3)

0.064

 PCI

93 (84.0)

64 (91.3)

57 (94.7)

Medications before admission

 Antiplatelet

1 (1.1)

4 (5.8)

7 (9.2)^b

0.037

 Statin

4 (4.3)

3 (4.3)

7 (9.2)

0.394

 CCB

20 (21.3)

13 (18.8)

17 (22.4)

0.901

 Beta blocker

9 (9.6)

2 (2.9)

5 (6.6)

0.248

 ACEI or ARB

12 (12.8)

14 (20.3)

18 (15.8)

0.425

Biochemistry data

 LDL cholesterol (mg/dl)

122.8 ± 34.9

115.4 ± 34.4

114.5 ± 35.1

0.233

 Serum creatinine (μmmol/L)

77.1 ± 17.6

75.5 ± 14.2

76.9 ± 16.4

0.808

Procedure time, min

77.1 ± 28.6

80.4 ± 31.7

71.9 ± 32.4

0.285

Contrast media volume, ml

205 ± 67

203 ± 61

194 ± 76

0.581