Comparison between 2001 and 2006 chest pain surveys
| 2001 (%) | 2006 | |||
|---|---|---|---|---|
| Overall (%) | No CPU (%) | CPU (%) | ||
| CK-MB, creatine kinase muscle and brain subunits; CPU, chest pain unit; ETT, exercise tolerance tests. | ||||
| Formal guidelines | 42 | 75 | 72 | 92 |
| Creatinine kinase | 73 | 53 | 60 | 0 |
| CK-MB | 50 | 25 | 28 | 8 |
| CK-MB (mass) | 14 | 10 | 4 | 28 |
| Troponin T | 32 | 58 | 59 | 48 |
| Troponin I | 23 | 44 | 43 | 48 |
| Lactate dehydrogenase | 29 | 14 | 16 | 0 |
| Short stay | 21 | 58 | 52 | 100 |
| ETT | 21 | 49 | 44 | 80 |
| ETT (same or next day) | 20 | 18 | 11 | 60 |
| Specialist nurses | 25 | 51 | 48 | 72 |