Per cent discrepancies for the region (101 records)
| Field | Region |
| Previous Q wave myocardial infarction | 12.9 |
| Hypercholesterolaemia | 11.9 |
| Hypertension | 10.9 |
| Symptom status | 9.9 |
| Smoker | 9.4 |
| Ejection fraction | 7.9 |
| Disease | 6.9 |
| Previous cardiological intervention | 5.0 |
| Weight | 5.0 |
| Respiratory failure | 4.0 |
| Priority | 4.0 |
| Cerebrovascular disease | 3.0 |
| Peripheral vascular disease | 3.0 |
| Diabetes | 2.0 |
| Intravenous nitrates | 2.0 |
| Renal failure | 1.0 |
| Sex | 0 |
| Ventilated | 0 |
| Previous operations | 0 |
| Height | 0 |
| Operation type | 0 |
| Age | 0 |