Table 2.
Angiographic and biochemical characteristics of the study population.
| Variable | Overall study population (n = 198) | Patients with LVR (n = 55) | Patients without LVR (n = 143) | P for comparison between groups with and without LVR |
|---|---|---|---|---|
| Angiographic indices | ||||
|
| ||||
| IRA: LAD/non-LAD n (%) | 92 (46.5)/106 (53.5) | 32 (58.2)/23 (41.8) | 60 (42.0)/83 (58.0) | NS |
| Multivessel coronary artery disease n (%) | 119 (60.0%) | 38 (69.1%) | 81 (56.6%) | NS |
| TIMI 3 flow in IRA n (%) | ||||
| Before pPCI | 55 (27.8) | 10 (18.2) | 45 (31.5) | <0.05 |
| After pPCI | 185 (93.4) | 49 (89.1) | 136 (95.1) | NS |
| TMPG 3 after pPCI n (%) | 94 (46.1) | 30 (54.6) | 62 (43.4) | NS |
| Patients with implanted stents n (%) | 196 (99.0) | 54 (98.2) | 142 (99.3) | NS |
| Abciximab use n (%) | 49 (24.7) | 17 (30.9) | 32 (22.4) | NS |
|
| ||||
| Biochemical parameters | ||||
|
| ||||
| Creatinine (μmol/L) | 82.7 (72.0–95.9) | 82.7 (79.6–89.3) | 82.2 (70.7–97.2) | NS |
| Admission glucose (mmol/L) | 7.6 (6.8–9.3) | 7.8 (6.8–9.6) | 7.4 (6.7–9.2) | NS |
| TnImax (ng/mL) | 46.3 (11.7–50.0) | 50.0 (15.3–50.0) | 36.7 (10.5–50.0) | NS |
| CK-MBmax (U/L) | 102.5 (58.0–160.0) | 134.0 (87.0–206.0) | 95.0 (54.0–141.0) | <0.01 |
| LDL cholesterol (mmol/L) | 3.76 (3.23–4.45) | 3.75 (3.39–4.40) | 3.78 (3.21–4.45) | NS |
| HDL cholesterol (mmol/L) | 1.32 (1.16–1.50) | 1.32 (1.19–1.50) | 1.34 (1.14–1.50) | NS |
| Triglycerides (mmol/L) | 1.01 (0.67–1.59) | 0.98 (0.64–1.51) | 1.02 (0.69–1.59) | NS |
| Leukocyte count on admission (103/μL) | 11.3 (9.1–13.3) | 12.0 (10.5–13.7) | 10.6 (8.7–12.8) | <0.05 |
| Leukocyte count 24 h after admission (103/μL) | 10.1 (8.6–11.7) | 10.3 (9.2–12.3) | 10.1 (8.2–11.3) | <0.05 |
| BNP on admission (pg/mL) | 51.9 (25.9–102.5) | 50.5 (25.3–121.0) | 52.8 (26.8–93.0) | NS |
| BNP at discharge (pg/mL) | 124.8 (70.5–233.0) | 159.6 (74.6–358.2) | 114.0 (61.5–192.7) | <0.05 |
BNP: B-type natriuretic peptide; CK-MBmax: maximal activity of izoenzyme MB of creatine kinase; HDL cholesterol: high-density-lipoprotein cholesterol; IRA: infarct-related artery; LAD: left anterior descending artery; LDL cholesterol: low-density-lipoprotein cholesterol; LVR: left ventricular remodelling; pPCI: primary percutaneous coronary intervention; TnImax: maximal concentration of troponin I; TIMI: Thrombolysis in Myocardial Infarction score; TMPG: TIMI myocardial perfusion grade.