Baseline characteristics
| Variable | Viability (n=47) | Non-viability (n=60) | p Value |
|---|---|---|---|
| Values are mean (SD) or n (%). | |||
| *On the ECG at hospital discharge. | |||
| ACE, angiotensin converting enzyme; PTCA, percutaneous transluminal coronary angioplasty. | |||
| Age (years) | 57 (11) | 61 (12) | NS |
| Male | 41 (87%) | 51 (85%) | NS |
| Female | 6 (13%) | 10 (15%) | |
| Anterior myocardial infarction | 29 (62%) | 23 (38%) | <0.05 |
| Inferior myocardial infarction | 18 (38%) | 37 (62%) | <0.05 |
| Previous myocardial infarction | 6 (13%) | 9 (15%) | NS |
| Thrombolysis | 33 (70%) | 39 (65%) | NS |
| Primary PTCA | 7 (15%) | 4 (7%) | NS |
| Number of pathological Q waves* | 1.9 (1.7) | 2.0 (1.6) | NS |
| Peak creatine kinase (IU/l) | 1661 (1282) | 1559 (1310) | NS |
| Peak MB fraction (IU/l) | 143 (94) | 153 (107) | NS |
| Drug treatment on hospital discharge | |||
| β Blockers | 36 (77%) | 49 (82%) | NS |
| ACE inhibitors | 18 (38%) | 30 (50%) | NS |
| Nitrates | 18 (38%) | 23 (38%) | NS |
| Calcium antagonists | 7 (15%) | 11 (18%) | NS |
| End diastolic volume index (ml/m2) | 63 (8) | 63 (16) | NS |
| End systolic volume index (ml/m2) | 33 (7) | 33 (15) | NS |
| Ejection fraction (%) | 49 (6 ) | 50 (9 ) | NS |
| Wall motion score index | 1 .61 (0.21) | 1.54 (0.30) | NS |
| Number of akinetic segments | 2.1 (1.4) | 2.0 (1.7) | NS |