Table 2.
Effects of HUTT challenge on selected parameters of the hemodynamics and pulse wave velocity (PWV).
| Parameters M ± SD | Position | ||
|---|---|---|---|
| Horizontal 1 | Standardized HUTT | Horizontal 2 | |
| Measuring Units | M ± SD | M ± SD | M ± SD |
| SBP mmHg | 114.7 ± 11.5 | 112.8 ± 11.8 | 116.1 ± 8.5 |
| DBP mmHg | 74.8 ± 7.3 | 72.1 ± 10.4 | 77.9 ± 6.3 |
| HR b/min | 67 ± 11.5 | 77.3 ± 13.3 * | 63.6 ± 10.6 |
| SV ml | 93.1 ± 13.9 | 78.6 ± 12.2 * | 95.7 ± 18.7 |
| CO l/min | 6.4 ± 1.9 | 6.0 ± 1.3 | 6.2 ± 0.9 |
| TVR din·sec·cm−5 | 1078.5 ± 261.9 | 1168.8 ± 259.0 | 1092.1 ± 189.0 |
| PWV | 6.2 ± 0.6 | 7.9 ± 0.6 ** | 6.2 ± 0.4 |
* p < 0.05, ** p < 0.001, the head-up tilt test—HUTT, systolic blood pressure (SBP), diastolic blood pressure DBP, heart rate—HR, stroke volume—SV, cardiac output—CO, total vascular resistance—TVR, pulse wave velocity—PWV.