Conclusion: BWSTT can improve the walking ability 、 walking speed and stride length, increase the percentage of paretic single stance period, decrease the percentage of double stance period, improve overall gait symmetry on hemiplegic patients. 结论:BWSTT可提高偏瘫患者的步行能力、步速、步长,增加患侧单肢支撑期,减少双侧支撑期,改善步态对称性。