Table 2. Peak plantar flexor torque (PT) and rate of torque development (RTD) during maximum voluntary contractions and potentiated twitches following 30 s (V30) and 300 s (V300) of local vibration.
| Performance measure |
Baseline |
Control |
|
V30 |
|
V300 |
|
Main effect of condition
p value (d) |
|
absolute |
%Baseline |
absolute |
%Baseline |
absolute |
%Baseline |
|
| Strength performance |
| Plantar flexor PT [Nm] |
125.0 ± 14.8 |
118.7 ± 12.6 |
95.6 |
114.0 ± 15.7 |
93.2 |
117.3 ± 14.6 |
94.1 |
.508 (.53) |
| Voluntary RTD [Nm/s] |
434.2 ± 93.9 |
398.5 ± 95.6 |
92.8 |
386.1 ± 68.8 |
90.5 |
397.6 ± 83.2 |
92.9 |
.532 (.45) |
| Twitch contractile properties |
| Twitch PT [Nm] |
21.9 ± 2.7 |
21.2 ± 3.3 |
97.3 |
21.0 ± 3.0 |
96.7 |
21.1 ± 3.2 |
96.5 |
.920 (.18) |
| Twitch RTD [Nm/s] |
745.0 ± 103.8 |
748.3±100.5 |
99.4 |
731.6 ± 85.7 |
99.0 |
730.0 ± 101.5 |
97.3 |
.609 (.45) |
| Voluntary activation [%] |
93.3 ± 4.9 |
93.2± 5.7 |
102.3 |
92.7 ± 6.1 |
99.0 |
91.4 ± 6.4 |
109.2 |
.169 (.92) |
Values are presented in means ± standard deviation; d: effect size (Cohen’s d).
