Table 1 Demographic characterstics and haemodynamic data of patients and volunteers.
| Patients n = 30 | Volunteers n = 17 | p Value | |
|---|---|---|---|
| Age (years) | 61 (11) | 34 (9) | <0.001 |
| Male | 67% | 65% | NS |
| Ejection fraction (%) | 52 (14) | 65 (3) | <0.05 |
| Heart rate (min−1) | |||
| At rest | 65 (12) | 64 (9) | NS |
| During hyperaemia | 76 (13)* | 87 (14)* | 0.05 |
| Pressure rate product (mm Hg/min) | |||
| At rest | 6373 ((1445) | 6137 (967) | NS |
| During hyperaemia | 7531 (1774)* | 7919 (1862)* | NS |
| Occluded vessel | |||
| LAD | 27% | – | |
| LCx | 40% | – | |
| RCA | 33% | – | |
| Risk factors | |||
| Smoking | 62% | No | |
| Hyperlipidaemia | 80% | No | |
| Diabetes | 7% | No | |
| Hypertension | 80% | No |
LAD, left anterior descending; LCx, left circumflex coronary; NS, non‐significant; RCA, right coronary occlusion.
*p<0.01 vs resting measurement.