Table 1 Baseline characteristics

Age (y)

58 ± 11

61 ± 10

59 ± 11

Male (%)

28 (84.8%)

20 (83.3%)

18 (69.2%)

BMI (kg/m²)

25.3 ± 1.8

25.0 ± 2.7

25.7 ± 2.5

Medical history

Hypertension, n (%)

20 (60.6%)

19 (79.2%)

21 (80.8%)

Previous diabetes, n (%)

2 (6.1%)

6 (25.0%)

12 (46.2%)^*

Previous angina, n (%)

5 (15.1%)

3 (12.5%)

3 (11.5%)

Atrial fibrillation, n (%)

0 (0%)

0 (0%)

1 (3.8%)

Current smoker, n (%)

21 (63.3%)

15 (62.5%)

20 (76.9%)

Biochemical data

Cholesterol (mmol/L)

4.81 ± 0.85

4.46 ± 1.13

4.80 ± 1.21

LDL-cholesterol (mmol/L)

2.78 ± 0.68

2.57 ± 0.75

2.78 ± 0.83

HDL-cholesterol (mmol/L)

1.02 ± 0.22

0.95 ± 0.26

0.96 ± 0.21

Triglycerides (mmol/L)

1.31 ± 0.65

1.27 ± 0.83

1.98 ± 1.42^*

hsCRP (mg/L)

3.2 ± 2.8

2.3 ± 1.6

3.7 ± 4.5

CKMB (IU/L)

137.9 ± 96.9

145.7 ± 85.5

100.6 ± 89.5

Creatinine (μmol/L)

91.48 ± 29.34

85.04 ± 26.74

96.15 ± 19.31

GFR (ml/min)

78.22 ± 24.28

79.43 ± 27.45

70.90 ± 15.85

HbA1C (%)

4.5 ± 1.1

5.3 ± 1.2^†

7.6 ± 2.0^{*, #}

Admission plasma glucose level (mmol/L)

6.3 ± 0.9

9.1 ± 0.9^†

14.5 ± 3.4^{*, #}

Clinical aspects of STEMI

Ischemia time

Symptom-to-enrollement, min

355 ± 162

340 ± 151

346 ± 180

Symptom-to-ballon, min

419 ± 159

409 ± 149

414 ± 183

Infarct site: Anterior

51.5%

54.2%

57.7%

Infarct related artery

  LAD, n (%)

18 (55%)

11 (46%)

13 (50%)

  LCX, n (%)

3 (9%)

3 (13%)

3 (11%)

  RCA, n (%)

12 (36%)

10 (42%)

10 (38%)

Number of diseased vessels

 1 coronary vessel (%)

23 (70%)

17 (71%)

16 (62%)

 2 coronary vessels (%)

8 (24%)

6 (25%)

8 (31%)

 3 coronary vessels (%)

2 (6%)

1 (4%)

2 (7%)

Number of stent implanted

1.48 ± 0.51

1.58 ± 0.50

1.50 ± 0.51

Stent type

 Bare-metal stent, (%)

44%

39%

38%

 Drug-eluting stent, (%)

56%

61%

62%