(A) Before(B) 1 Month(C) 3 MonthsP Value(D) Control
Vertical forces (%BW)
 1st peak force99.16 (2.32)99.62 (2.20)99.95 (1.65)101.63 (6.30)
 Valley force92.28 (2.27)91.92 (3.65)91.71 (2.97)B*. C*. D**90.02 (6.22)
 2nd peak force101.28 (2.35)100.99 (2.58)101.84 (2.92)D**107.23 (5.03)
 Force difference peak/valley7.94 (4.66)8.39 (3.12)9.19 (3.33)B**. C**. D**14.41 (5.05)
Time
 (%SGC)31.69 (3.33)31.23 (3.72)31.15 (4.32)B*. C*. D**27.33 (3.15)
 Support (s)1.00 (0.15)0.97 (0.13)0.94 (0.12)B*. C*. D**0.83 (0.13)
Medio-Lateral forces (%BW)
 Internal5.46 (1.79)5.26 (1.28)5.73 (1.66)B*. D**4.87 (2.41)
 External2.29 (1.31)1.65 (0.92)1.94 (1.01)B*. D**2.88 (0.76)
Antero-posterior forces (%BW)
 Braking8.21 (2.35)8.96 (2.07)9.43 (2.43)B*. C*. D**10.80 (1.54)
 Impulse11.70 (2.14)12.00 (2.95)12.72 (3.49)B*. C*. D**14.62 (1.91)
  • Mean (SD). %BW, as % of body weight. %SGC, as % of stance phase in gait cycle. P value according to A column.

  • * P<0.05,

  • ** P<0.001.