Table 1.
Clinical characteristics
| Characteristics | NSTEMI (n = 238) | STEMI (n = 474) | P value |
|---|---|---|---|
| Age (y) | 68.00 (60.00, 78.25) | 65.00 (56.00, 73.00) | < 0.001 |
| Male, n (%) | 153 (64.3) | 327 (69.0) | 0.207 |
| History of drinking alcohol, n (%) | 67 (28.2) | 133 (28.1) | 0.979 |
| Diabetes mellitus, n (%) | 81 (34.0) | 135 (28.5) | 0.128 |
| Hypertension, n (%) | 144 (60.5) | 247 (52.1) | 0.034 |
| History of smoking, n (%) | 138 (58.0) | 270 (57.0) | 0.795 |
| Family history of CVD, n (%) | 7 (2.9) | 13 (2.7) | 0.880 |
| Prior cerebral infarction, n (%) | 27 (11.3) | 72 (15.2) | 0.162 |
| Prior MI, n (%) | 52 (21.8) | 47 (9.9) | < 0.001 |
| WBC count (109/L) | 9.10 (6.99, 11.89) | 10.52 (8.42, 13.52) | < 0.001 |
| Neutrophil count (109/L) | 6.68 (4.85, 9.27) | 8.28 (6.34, 11.29) | < 0.001 |
| RBC count (1012/L) | 4.50 (3.98, 4.92) | 4.62 (4.24, 5.01) | 0.007 |
| Hemoglobin (g/L) | 136.50 (120.00, 153.00) | 142.00 (127.00, 155.00) | 0.005 |
| Platelet count (109/L) | 218.50 (184.75, 257.25) | 225.00 (187.50, 264.00) | 0.314 |
| FPG (mmol/L) | 6.04 (4.93, 8.37) | 6.02 (5.04, 8.82) | 0.831 |
| Triglycerides (mmol/L) | 1.46 (1.05, 1.94) | 1.44 (0.98, 2.17) | 0.953 |
| TC (mmol/L) | 4.68 (3.83, 5.41) | 4.62 (3.93, 5.33) | 0.917 |
| HDL-C (mmol/L) | 1.14 (0.94, 1.38) | 1.14 (0.96, 1.34) | 0.884 |
| LDL-C (mmol/L) | 2.84 (2.20, 3.38) | 2.83 (2.29, 3.39) | 0.707 |
| AST (U/L) | 49.90 (29.95, 122.48) | 137.10 (53.90, 252.08) | < 0.001 |
| ALT (U/L) | 27.55 (18.35, 51.83) | 44.15 (27.20, 72.43) | < 0.001 |
| GGT (U/L) | 31.70 (21.00, 58.95) | 36.75 (23.48, 59.15) | 0.146 |
| ALP (U/L) | 89.60 (73.03, 106.43) | 87.7 0(73.30, 106.43) | 0.663 |
| Cholinesterase (U/L) | 7907.50 (6330.00, 9412.50) | 8072.50 (6471.50, 9471.00) | 0.394 |
| Albumin (g/L) | 36.85 (34.28, 40.10) | 36.80 (34.10, 39.23) | 0.521 |
| T-Bil (µmol/L) | 13.70 (9.88, 18.40) | 13.50 (9.78, 18.70) | 0.931 |
| D-Bil (µmol/L) | 4.00 (2.80, 5.00) | 4.00 (3.00, 5.30) | 0.864 |
| PTA (%) | 101.00 (93.00, 111.00) | 101.00 (92.00, 109.00) | 0.319 |
| PT (s) | 11.30 (10.70, 11.73) | 11.30 (10.80, 11.90) | 0.339 |
| INR | 0.97 (0.92, 1.01) | 0.97 (0.92, 1.02) | 0.318 |
| Fibrinogen (g/L) | 3.46 (3.05, 4.15) | 3.51 (2.94, 4.21) | 0.942 |
| Tn I (ng/mL) | 0.79 (0.15, 5.01) | 5.47 (0.43, 20.75) | < 0.001 |
| Myoglobin (ng/mL) | 239.50 (109.00, 500.00) | 500.00 (173.75, 500.00) | < 0.001 |
| CK-MB (ng/mL) | 6.60 (2.30, 25.58) | 24.85 (4.38, 67.90) | < 0.001 |
| BNP (pg/mL) | 175.00 (43.93, 1020.00) | 119.50 (22.88, 489.25) | 0.005 |
| D-dimer (ng/mL) | 204.00 (100.00, 702.00) | 170.00 (100.00, 749.25) | 0.564 |
| Creatinine (µmol/L) | 76.35 (63.38, 105.80) | 72.05 (60.30, 89.28) | 0.007 |
| BUN (mmol/L) | 6.61 (5.17, 8.95) | 6.04 (5.09, 7.62) | 0.006 |
| Liver-protecting, n (%) | 16 (6.7) | 61 (12.9) | 0.013 |
| In-hospital death, n (%) | 72 (30.3) | 120 (25.3) | 0.162 |
Continuous variables are expressed as median (25th, 75th percentiles). Categorical variables are shown as numbers (percentages)
ALP, alkaline phosphatase; ALT, alanine aminotransferase; AST, aspartate aminotransferase; BNP, brain natriuretic peptide; BUN, blood urea nitrogen; CK-MB, creatine kinase MB; CVD, cardiovascular disease; D-Bil, direct bilirubin; FPG, fasting plasma glucose; GGT, γ-glutamyl transpeptidase; HDL-C, high-density lipoprotein cholesterol; INR, international normalized ratio; LDL-C, low-density lipoprotein cholesterol; MI, myocardial infarction; NSTEMI, non–ST-segment elevation myocardial infarction; PT, prothrombin time; PTA, prothrombin time activity; RBC, red blood cell; STEMI, ST-segment elevation myocardial infarction; T-Bil, total bilirubin; TC, total cholesterol; Tn I, cardiac troponin I; WBC, white blood cell