Rest and exercise variables in patients and controls
| Patients (n = 26) | Controls (n = 14) | |
|---|---|---|
| Resting ejection fraction (%) | 58 (11) | 62 (6) |
| Resting heart rate (beats/min) | 71 (12) | 69 (10) |
| Resting mean arterial pressure (mm Hg) | 104 (12) | 103 (9) |
| Resting SPP (W) | 5.6 (2.2) | 5.8 (1.5) |
| Exercise ejection fraction (%) | 72 (10) | 73 (7) |
| Exercise heart rate (beats/min) | 144 (25) | 161 (12)3-150 |
| Exercise mean arterial pressure (mm Hg) | 135 (13) | 136 (14) |
| Rate–pressure product (mm Hg/min × 103) | 28.2 (6.2) | 32.5 (4.7)3-150 |
| Exercise SPP (W) | 10.4 (3.0) | 13.0 (3.0)** |
| ΔEjection fraction (%) | 15 (6) | 11 (4) |
| ΔRate–pressure product (mm Hg/min × 103) | 18.0 (5.4) | 23.6 (4.7)** |
| ΔSPP (W) | 4.4 (1.8) | 7.2 (1.7)*** |
| V˙O2max (ml/kg/min) | 19 (5) | 34 (7)*** |
Values are mean (SD).
↵3-150 p < 0.05, **p < 0.01, ***p < 0.001, patientsv controls.
SPP, simplified peak power (= peak aortic flow × mean arterial pressure); V˙O2max, maximum oxygen consumption.