Table 1. Baseline Characteristics of 309 Patients.
| Variables | Group 1*(n = 43) | Group 2*(n = 183) | Group 3*(n = 75) | Group 4*(n = 8) | p-value |
| Age (yrs) | 67.7±9.5a | 67.5±10.5a | 72.6±11.1b | 71.1±14.5a | 0.005 |
| Male gender (%) | 69.8% (30) | 82% (150) | 69.3% (52) | 87.5% (7) | 0.077 |
| Body mass index (kg/m2) | 25.4±3.6 | 24.8±3.6 | 25.0±4.1 | 24.9±3.5 | 0.850 |
| Current smoking (%) | 30.3% (13) | 35.5% (65) | 34.7% (26) | 62.5% (5) | 0.378 |
| Diabetes mellitus (%) | 51.2% (22) | 46.4% (85) | 42.7% (32) | 75% (6) | 0.333 |
| Hypertension (%) | 25.6% (11)a | 18% (33)a | 21.3% (16)a | 50% (4)b | 0.032 |
| Total Cholesterol (mg/dL)† | 156.9±53.6 | 162.9±48.7 | 161.8±39.4 | 147.3±30.5 | 0.732 |
| LDL (mg/dL)† | 91.6±40.9 | 90.1±41.7 | 96.2±35.9 | 85.3±23.1 | 0.699 |
| HDL (mg/dL)† | 48.0±16.7 | 45.9±16.5 | 44.7±13.7 | 43.8±13.5 | 0.724 |
| Old myocardial infarction (%) | 74.4% (32) | 71% (130) | 68% (51) | 87.5% (7) | 0.652 |
| Previous CABG (%) | 0% (0) | 4.4% (8) | 2.7% (2) | 0% (0) | 0.310 |
| Previous PCI for LM (%) | 11.6% (5) | 11.5% (21) | 2.7% (2) | 0% (0) | 0.104 |
| History of COPD (%) | 11.6% (5) | 5.5% (10) | 14.7% (11) | 0% (0) | 0.066 |
| Symptomatic PAOD (%) | 7% (3)a | 4.4% (8)a | 14.7% (11)b | 12.5% (1)b | 0.037 |
| Old stroke (%) | 7% (3) | 11.5% (21) | 20% (15) | 12.5% (1) | 0.170 |
| ARB/ACEI (%)‡ | 48.8% (21) | 48.1% (88) | 36% (27) | 37.5% (3) | 0.308 |
| Statin use (%)‡ | 51.2% (22)a | 48.1% (88)a | 30.7% (23)b | 25% (2)b | 0.033 |
| Ac sugar (mg/dL)† | 101.8±44.0a | 112.4±56.7a | 135.5±85.1b | 106.1±22.9a | 0.018 |
| HBA1C (%)† | 5.50±2.61 | 6.36±2.02 | 6.40±2.11 | 5.93±0.61 | 0.092 |
| ESRD (%) | 0% (0)a | 8.7% (16)b | 25.3% (19)b | 0% (0)a,b | <0.001 |
| Creatinine level (mg/dL)† | 1.02±0.34a | 1.92±2.60a | 3.42±3.36b | 1.86±2.23a | <0.001 |
| White blood cell count† | 7.2±2.6a | 7.7±3.8a | 9.7±3.4b | 9.8±2.9b | <0.001 |
| Troponin-I (ng/mL)† | 0.3±0.9a | 2.09±1.18a | 45.3±183.1b | 16.7±40.3b | 0.001 |
| CK-MB (unit/L)† | 0.2±0.7a | 0.39±2.3a | 13.3±59.1b | 7.43±20.6b | 0.004 |
| Troponin-I (after PCI) (ng/mL) | 15.2±29.9a | 15.2±40.6a | 44.6±90.3b | 44.1±60.2b | <0.001 |
| CK-MB (after PCI) (unit/L) | 3.16±7.13a | 3.72±11.72a | 18.9±37.4b | 17.9±23.9b | <0.001 |
Data are expressed as % (n) or mean ± SD.
*Group 1 = angina pectoris, Group 2 = unstable angina, Group 3 = non ST-segment elevation myocardial infarction, Group 4 = post-ST-segment elevation myocardial infarction angina.
LDL = Low-density lipoprotein; HLD = high-density lipoprotein; CABG = coronary artery bypass surgery; LM = left main; PCI = percutaneous coronary intervention; COPD = chronic obstructive lung disease; PAOD = peripheral arterial obstructive disease; ARB/ACEI = angiotensin II type I receptor blcoker/angiotensin converting enzyme inhibitor; HBA1C = hemoglobin A1C; ESRD = end-stage renal disease; CK = Creatine phosphokinase.
indicated measurement upon presentation.
indicated therapy ≥5 week prior to be recorded.
Letters (a,b) indicate significant difference (at 0.05 level) by Bonferroni multiple-comparison post hoc test.