Table 2.
Neurovascular and hemodynamic parameters in heart failure patients selected to exercise-trained and untrained heart failure groups
| Dropout (n = 22) | Untrained (n = 17) |
Exercise Trained (n = 17) |
|||
|---|---|---|---|---|---|
| Pre | Pre | Post | Pre | Post | |
| LVEF, % | 33 ± 2 | 29 ± 1 | 31 ± 2 | 28 ± 2 | 32 ± 3 |
| Peak V̇o2, ml·kg−1·min−1 | 16 ± 1 | 17 ± 1 | 17 ± 1 | 18 ± 1 | 21 ± 1*† |
| HR, beats/min | 67 ± 3 | 62 ± 3 | 61 ± 2 | 63 ± 2 | 63 ± 2 |
| SBP, mmHg | 136 ± 6 | 131 ± 5 | 136 ± 6 | 130 ± 4 | 126 ± 4 |
| DBP, mmHg | 76 ± 3 | 71 ± 2 | 75 ± 3 | 69 ± 2 | 70 ± 3 |
| MBP, mmHg | 97 ± 4 | 94 ± 3 | 99 ± 4 | 92 ± 3 | 91 ± 3 |
| MSNA, total activity | 164 ± 17 | 156 ± 20 | 156 ± 17 | 135 ± 20 | 112 ± 11* |
| MSNA, burst/min | 41 ± 3 | 39 ± 2 | 38 ± 2 | 40 ± 2 | 33 ± 2*† |
| MSNA, burst/100 heartbeats | 61 ± 4 | 64 ± 4 | 64 ± 3 | 65 ± 4 | 54 ± 3*† |
Values are means ± SE. LVEF, left ventricular ejection fraction; V̇o2, oxygen uptake; HR, heart rate; SBP, systolic blood pressure; DBP, diastolic blood pressure MBP, mean blood pressure; MSNA, muscle sympathetic nerve activity.
*
P < 0.05 vs. pre within group.
†
P < 0.05 vs. untrained.