Table 4.
Descriptive statistics for four studied groups’ variables before and after test
| Variable | Group | n | Average before test | SD | Average after test | SD | Difference between average after test and average before test | Difference percentage | P |
|---|---|---|---|---|---|---|---|---|---|
| 10MW speed (s) | Control | 10 | 15.217 | 18.94777 | 15.122 | 19.02946 | −0.095 | −0.624281255 | 0.758 |
| Group 1 | 10 | 9.828 | 4.89645 | 7.422 | 2.42591 | −2.4056 | −24.47750259 | 0.040* | |
| Group 2 | 10 | 8.109 | 2.08783 | 6.567 | 1.29852 | −1.5413 | −19.00774467 | 0.037* | |
| Group 3 | 10 | 9.874 | 5.56309 | 7.949 | 5.55153 | −1.925 | −19.49564513 | 0.014* | |
| 20MW speed (s) | Control | 10 | 29.085 | 32.02146 | 28.985 | 32.13234 | −0.1 | −0.343819838 | 0.908 |
| Group 1 | 10 | 19.953 | 10.04469 | 14.876 | 5.00254 | −5.0777 | −25.4479209 | 0.045* | |
| Group 2 | 10 | 17.124 | 4.31811 | 13.306 | 2.03388 | −3.8175 | −22.29353298 | 0.012* | |
| Group 3 | 10 | 17.248 | 5.31164 | 13.919 | 3.99213 | −3.329 | −19.3007885 | 0.014* | |
| Balance (score) | Control | 10 | 45.000 | 10.04277 | 45.000 | 9.74500 | 0 | 0 | 0.214 |
| Group 1 | 10 | 43.111 | 4.96096 | 49.000 | 2.34521 | 5.8889 | 13.65982311 | 0.010* | |
| Group 2 | 10 | 49.375 | 3.06769 | 50.625 | 1.84681 | 1.25 | 2.53164557 | 0.080 | |
| Group 3 | 10 | 45.400 | 8.93433 | 48.500 | 4.99444 | 3.1 | 6.828193833 | 0.060 | |
| Left knee extension strength (kg) | Control | 10 | 10.667 | 5.04645 | 11.333 | 6.43946 | 0.6666 | 6.249355471 | 0.146 |
| Group 1 | 10 | 12.000 | 5.3619 | 20.444 | 6.12599 | 8.4444 | 70.37 | 0.004* | |
| Group 2 | 10 | 19.000 | 10.01428 | 24.750 | 10.93814 | 5.75 | 30.26315789 | 0.029* | |
| Group 3 | 10 | 14.580 | 7.16377 | 23.200 | 8.70249 | 8.62 | 59.12208505 | 0.001* | |
| Right knee extension strength (kg) | Control | 10 | 14.667 | 3.26599 | 16.667 | 7.44759 | 2 | 13.63633264 | 0.458 |
| Group 1 | 10 | 12.111 | 5.1099 | 19.000 | 6.61438 | 6.8889 | 56.88087787 | 0.002* | |
| Group 2 | 10 | 21.375 | 9.31876 | 25.000 | 10.91526 | 3.625 | 16.95906433 | 0.340 | |
| Group 3 | 10 | 16.000 | 6.8313 | 24.300 | 8.53815 | 8.3 | 51.875 | 0.001* | |
| Left knee flexion strength (kg) | Control | 10 | 5.346 | 2.761 | 4.917 | 2.61566 | −0.42897 | −8.024625538 | 0.2390 |
| Group 1 | 10 | 7.422 | 3.50955 | 13.000 | 4.03113 | 5.5778 | 75.150225 | 0.015* | |
| Group 2 | 10 | 12.375 | 4.89716 | 15.500 | 5.47723 | 3.125 | 25.25252525 | 0.151 | |
| Group 3 | 10 | 7.060 | 2.49275 | 12.600 | 2.79682 | 5.54 | 78.47025496 | 0.001* | |
| Right knee flexion strength (kg) | Control | 10 | 8.205 | 3.55624 | 7.750 | 2.80624 | −0.4555 | −5.551154713 | 0.100 |
| Group 1 | 10 | 7.722 | 3.64958 | 12.333 | 4.74342 | 4.6111 | 59.71225816 | 0.080 | |
| Group 2 | 10 | 13.375 | 5.15302 | 17.250 | 5.94619 | 3.875 | 28.97196262 | 0.098 | |
| Group 3 | 10 | 8.850 | 2.80921 | 12.900 | 3.38132 | 4.05 | 45.76271186 | 0.012* | |
| 6MWT | Control | 10 | 361.500 | 238.86757 | 367.500 | 258.75692 | 6.0000 | 1.659751037 | 0.249 |
| Group 1 | 10 | 380.222 | 136.77790 | 461.444 | 139.61206 | 81.2222 | 21.36177674 | 0.057 | |
| Group 2 | 10 | 422.500 | 106.39012 | 491.500 | 108.79338 | 69.0000 | 16.33136095 | 0.034* | |
| Group 3 | 10 | 363.000 | 159.48319 | 396.500 | 154.32739 | 33.5000 | 9.228650138 | 0.043* |
SD: Standard deviation; 6MWT: 6 minute walking test; 10MW: 10 m walk
*
Significant at α level less than 0.05