Table 4.
Measures of aortic wave reflection/stiffness across testing time points between control and resistance exercise (n = 12).
| Variable | Condition | Baseline | Post-1 | Post-2 | Post-3 | Interaction |
|---|---|---|---|---|---|---|
| PWV (m·s−1) | Control | 7.4 ± 0.2 | 7.4 ± 0.2 | 7.3 ± 0.2 | 7.1 ± 0.2 | 0.080 |
| RE | 7.1 ± 0.1 | 8.1 ± 0.2 | 7.6 ± 0.1 | 7.3 ± 0.1 | ||
| Pf (mmHg) | Control | 32 ± 1 | 34 ± 2 | 34 ± 2 | 36 ± 3 | 0.867 |
| RE | 35 ± 2 | 35 ± 3 | 38 ± 3 | 40 ± 2 | ||
| Pb (mmHg) | Control | 13 ± 1 | 14 ± 1 | 14 ± 1 | 13 ± 1 | 0.249 |
| RE | 12 ± 1 | 15 ± 1 | 13 ± 1 | 13 ± 1 | ||
| Time to Pb (ms) | Control | 284 ± 14 | 276 ± 11 | 278 ± 15 | 286 ± 15 | 0.040 |
| RE | 272 ± 8 | 249 ± 5a,b | 246 ± 4a,b | 246 ± 5a,b | ||
| AIx75 | Control | −11 ± 3 | −8 ± 4 | −13 ± 4 | −11 ± 3 | 0.013 |
| RE | −9 ± 2 | 7 ± 4 | 1 ± 3a,b | −3 ± 3a,b |
a
significantly different from within-condition BL, p < 0.05.
b
significantly different from other condition, same time point, p < 0.05.
AIx75, augmentation index at a heart rate of 75 bpm; PWV, pulse wave velocity; Pf, forward pressure; Pb, backwards pressure.