Figure 2. Incidence of falls for Parkinson's disease patients who performed Tai Chi (TC) or routine exercise (RE) programs. Data are reported as means±SD. Total number of patients enrolled were 250 for both groups. *P<0.05 compared to pre-assessment; #P<0.05 compared to RE group. Paired sample t-test was performed for statistical analysis. Pre-assessment: Incidence of falls in previous 6-months. Post-assessment: Incidence of falls within 6-months from start of physical therapy and follow-up period.
