von Mises | Single-leg standing (MPa) | Â | 2-leg standing (MPa) | |||||
---|---|---|---|---|---|---|---|---|
preoperative | Postoperative | t | P | preoperative | postoperative | t | p | |
1 × body weight | 1.06 ± 0.20 | 0.59 ± 0.11 | 20.149 |  < 0.01 | 0.75 ± 0.14 | 0.49 ± 0.09 | 20.032 |  < 0.01 |
2 × body weight | 2.04 ± 0.38 | 1.13 ± 0.21 | 20.666 |  < 0.01 | 1.66 ± 0.31 | 0.97 ± 0.18 | 20.632 |  < 0.01 |
3 × body weight | 3.02 ± 0.56 | 1.80 ± 0.34 | 20.616 |  < 0.01 | 2.41 ± 0.45 | 1.38 ± 0.26 | 20.855 |  < 0.01 |