Table 4.
Simplified scoring system
| Variable | Score |
|---|---|
| Cardiomyopathy | 4 |
| Male sex | 3 |
| Pharmacological stress | 2 |
| Prior MI | 2 |
| CHF | 1 |
| Angina | 1 |
MI=myocardial infarction, CHF=congestive heart failure
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