Interventions
All patients underwent conventional treatment, which included joint loosening training, passive stretching, relaxation training, stepping training, and endurance training, whereas the DMIST group received 30 minutes of conventional treatment and 20 minutes of DMIST training. The control group received 30 minutes of conventional therapy and 20 minutes of general balance training. Rehabilitation was performed 5 times per week for 8 weeks, for a total of 40 sessions. All therapies are administered by qualified therapists with at least three years of expertise. The design and subject flow of the study are shown in Design and subject flow of the study.