int raw recording_stopped 0x0
int string balance_test 0x0
int string cane 0x0
int string dual_task_walk 0x0
int string knee_extension 0x0
int string knee_flexion 0x0
int string none 0x0
int string one_crutch 0x0
int string rollator_four_wheeled_walker 0x0
int string sit_to_stand 0x0
int string six_minute_walk 0x0
int string stairs 0x0
int string timed_up_and_go 0x0
int string two_crutches 0x0
int string walk 0x0
int string walker 0x0
