Dynamic foot pressure was determined three times during the first step, and the mean peak value of force, contact area and impulse were calculated.

• 所有受试者测试期间足踝关节活动正常,测试时均脱鞋袜,以个人平常步态自然行走,一步法测量两脚各3次动态足底压力,计算足底各个区域的平均峰力值、接触面积和冲量。