Assessments ( step length differential , self-selected and fast walking speed , @-minute walk test , Berg Balance Scale -LSB- BBS -RSB- , Dynamic Gait Index -LSB- DGI -RSB- , Activities-specific Balance Confidence -LSB- ABC -RSB- scale , single limb stance , Timed Up and Go -LSB- TUG -RSB- , Fugl-Meyer -LSB- FM -RSB- , and perceived recovery -LSB- PR -RSB- ) were conducted before , immediately after , and @ months after intervention .