Patient characteristics (n = 471)
| Characteristics | Value |
| Age (years), mean (SD) | 56 (10) |
| Female: male | 227: 244 (0.48:0.52) |
| Risk profile | |
| Nicotine abuse | 138 (0.29) |
| Hypertension | 233 (0.49) |
| Diabetes | 68 (0.14) |
| Dyslipidaemia | 280 (0.59) |
| Family history of CVD | 214 (0.45) |
| History of vascular disease | 31 (0.07) |
| Chest pain | |
| Typical angina | 146 (0.31) |
| Atypical angina | 251 (0.53) |
| Non-anginal chest pain | 74 (0.16) |
| Pre-test probability (%), mean (SD)6 | 52 (28) |
| Heart rate (min−1), mean (SD) | 68 (13) |
| Catheter angiography | 98 (0.21) |
| >50% Stenosis, any vessel | 57/98 (0.58) |
| Single-vessel disease | 26/98 (0.27) |
| Two-vessel disease | 19/98 (0.19) |
| Three-vessel disease | 12/98 (0.12) |
| >70% Stenosis, any vessel | 29/98 (0.30) |
| Percutaneous or surgical management | 59 (0.13) |
| Percutaneous intervention | 46 (0.10) |
| Bypass graft surgery | 13 (0.03) |
Results are shown as number (proportion of the total) unless stated otherwise.
CVD, cardiovascular disease.