Table 1. Baseline characteristics.
| SR Group | NSR Group | P | |
|---|---|---|---|
| (n = 38) | (n = 169) | ||
| Age (years) | 56.76 ± 12.89 | 61.80 ± 11.78 | 0.020 |
| Gender (Male/Female) | 34/4 | 131/38 | 0.098 |
| Hypertension (%) | 18 (47.4) | 85 (50.3) | 0.744 |
| Diabetes mellitus (%) | 8 (21.1) | 39 (23.1) | 0.788 |
| Smoking (%) | 28 (73.7) | 98 (53.3) | 0.022 |
| Anterior wall myocardial infarction (%) | 22 (57.9) | 69 (40.8) | 0.055 |
| Systolic blood pressure (mm Hg) [median (Q1, Q3)] | 134 (112–147) | 135 (112–146) | 0.451 |
| Diastolic blood pressure (mm Hg) [median (Q1, Q3)] | 79 (70–86) | 78 (66–88) | 0.761 |
| Heart rate (/min) [median (Q1, Q3)] | 78 (67–86) | 75 (63–88) | 0.288 |
| Time from symptom onset (h) [median (Q1, Q3)] | 4.9 (2.4–6) | 4.5 (2.5–5) | 0.505 |
| EF (%) | 59 ± 9 | 56 ± 10 | 0.126 |
| Time from symptom onset to PCI (min) [median (Q1, Q3)] | 195 (175–365) | 347 (210–395) | 0.419 |
| Killip cardiac functional grading I-II (%) | 36 (94.7) | 162 (95.9) | 0.759 |
| GP IIb/IIIa antagonist before procedures (%) | 3 (14.3) | 9 (8.6) | 0.398 |
| Admission drug treatment | |||
| Aspirin (%) | 38 (100) | 159 (94.1) | 0.124 |
| Clopidogrel (%) | 38 (100) | 158 (93.5) | 0.106 |
| Beta-blockers (%) | 33 (86.8) | 123 (76.8) | 0.069 |
| ACE inhibitors (%) | 37 (97.4) | 146 (86.45) | 0.056 |
| Nitrates (%) | 36 (94.7) | 141 (83.49) | 0.267 |
| Low-molecular-weight heparins (%) | 38 (100) | 167 (98.8) | 0.438 |
| Platelet (109/L) | 266.64 ± 66.91 | 234.49 ± 66.86 | 0.010 |
| Blood glucose (mmol/L) | 6.04 (4.30–7.36) | 7.98 (5.65–8.77) | < 0.001 |
| Uric acid (μmol/L) | 298.03 ± 74.46 | 340.47 ± 106.89 | 0.025 |
| High density lipoprotein (mmol/L) | 1.04 ± 0.19 | 1.06 ± 0.24 | 0.687 |
| Low density lipoprotein (mmol/L) | 2.62 ± 0.81 | 2.62 ± 0.80 | 0.982 |
| Serum creatinine (mol/L) [median (Q1, Q3)] | 69.1 (61.0–77.8) | 76.9 (60.0–82.0) | 0.507 |
Data are presented as percentage or median (25th, 75th centile), Q1 = 25th quartiles, Q3 = 75th quartiles, where appropriate. ACE = angiotensin converting enzyme, EF = ejection fraction, GP = Glycoprotein, NSR = non-spontaneous reperfusion, PCI = percutaneous coronary intervention, SR = spontaneous reperfusion.