Intervention and Procedure
All participants received their routine rehabilitation according to the daily inpatient treatment program schedule during the study periods. The participants in the NTT group were familiarized with Nordic walking on the treadmill. Familiarization was implemented for approximately 15 minutes/day and was completed for 1-3 days depending on the participants. The familiarization period ended when the participant was able to maintain the Nordic walking on the treadmill for 5 minutes. All of the participants in the NTT group were comfortable after the familiarization period.
During TT, both hands were fixed to the handle of the machine by using a bandage during gait training. Treadmill speed was adjusted in the range of participant’s appropriate speed 1~4 km/hour. During NTT, the hands of the participants