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Hemodynamic parameters measured (mean ± 1 SD; n = 7)
| Baseline | Adenosine (% change relative to baseline) | Nitroglycerin (% change relative to baseline) | P (ANOVA) | |
| Heart rate (bpm) | 70 ± 3 | 76 ± 18 (8.5) | 72 ± 5 (2.4) | 0.55 |
| Systolic aortic pressure (mm Hg) | 101 ± 10 | 91 ± 11 (–9.9) | 97 ± 9 (–3.8) | 0.22 |
| Diastolic aortic pressure (mmHg) | 55 ± 6 | 47 ± 7 (–13.8) | 53 ± 5 (–4.2) | 0.07 |
| Mean aortic pressure (mm Hg) | 70 ± 7 | 62 ± 10 (–11.0) | 68 ± 7 (–2.2) | 0.18 |
