Responses of luminal area to cold pressor testing and glyceryl trinitrate in patients with exercise induced regional myocardial perfusion defects and in patients with normal myocardial perfusion (controls)
| Group | Baseline (mm2) | CPT (mm2) | GTN (mm2) |
|---|---|---|---|
| Values are mean (SD). | |||
| *p ≤ 0.02 v corresponding baseline. | |||
| CPT, cold pressor test; GTN, glyceryl trinitrate. | |||
| Smokers | 5.9 (1.6) | 4.2 (1.1)* | 7.6 (1.5) |
| Hypercholesterolaemic | 5.0 (0.9) | 4.3 (0.7)* | 6.9 (2.1) |
| Hypertensive | 4.6 (0.9) | 4.2 (0.9)* | 6.1 (1.3) |
| Controls | 4.7 (0.5) | 5.8 (0.5)* | 6.3 (1.5) |