Table 3.
Pre- and post-race measures (n = 7) of heart rate, blood pressure, heart rate variability and baroreceptor sensitivity during rest, stand, and repeated squat-standing maneuvers.
| Rest |
Stand |
Squat-stand |
||||
|---|---|---|---|---|---|---|
| Pre | Post | Pre | Post | Pre | Post | |
| HR (bpm) | 65 ± 12 | 63 ± 12 | 75 ± 10 | 70 ± 13 | 76 ± 12 | 70 ± 8 |
| MAP (mm Hg) | 82 ± 12 | 68 ± 20* | 85 ± 11 | 69 ± 16* | 88 ± 14 | 70 ± 18* |
| LF (ms2) | 705 ± 448 | 744 ± 516 | 1220 ± 489 | 902 ± 573 | 563 ± 392 | 863 ± 1211 |
| LF (n.u) | 66 ± 9 | 67 ± 15 | 86 ± 9 | 85 ± 14 | 70 ± 15 | 72 ± 16 |
| HF (ms2) | 419 ± 561 | 427 ± 460 | 157 ± 90 | 262 ± 372 | 124 ± 73 | 193 ± 224 |
| HF (n.u) | 30 ± 10 | 29 ± 16 | 11 ± 7 | 14 ± 13 | 22 ± 11 | 23 ± 14 |
| LF/HF | 2.5 ± 1.1 | 3.2 ± 2.4 | 11.5 ± 8.8 | 14.5 ± 15.8 | 4.1 ± 2.3 | 4.9 ± 4.3 |
| BRS gain (ms/mmHg) | 3.8 ± 3.2 | 2.9 ± 3.1 | 2.7 ± 1.2 | 2.3 ± 1.6 | 3.7 ± 2.8 | 2.1 ± 1.7 |
HR = Heart Rate, MAP = Mean Arterial Blood Pressure, LF = Low Frequency, HF = High Frequency, BRS = Baroreflex Sensitivity.
*p < 0.05 vs pre-race.