|
| Study | Participants | Interventions | Outcomes |
|
| Choi et al. 2013 [20] |
Hoehn and Yahr scale 1-2 stage
Stable drug regimen | Tai Chi vs. no intervention
60 min, 3 times/week, 12 weeks | Timed Up and Go (TUG)
UPDRS III, OLS, 6 MWT, physical function (lateral stance, agility, tandem gait) |
| Gao et al. 2014 [12] |
Age > 40 y/o
Independent walking ≥ 1 fall during past 1 y | Yang style Tai Chi vs. no intervention
60 min, 3 times/week, 12 weeks | Occurrences of falls, Berg Balance Scale (BBS), TUG, UPDRS III |
| Hackney and Earhart 2008 [10] |
Age > 40 y/o
Hoehn and Yahr scale 1.5–3 stage independent walking with/without aids for 3 min | Yang short style Tai Chi vs. no intervention
60 min, 2 times/week, 20 sessions | BBS, TUG
UPDRS III, tandem stance (TS), one-leg stance (OLS), GAITRite, 6 MWT |
| Li et al. 2012 [18] |
Age: 40–65 y/o
Hoehn and Yahr scale 1–4 stage ability to walk with/without aids | Tai Chi vs. resistance training v.s. stretching
60 min, 2 times/week, 24 weeks | Falls, TUG, Functional Reach (FR) test, UPDRS motor scores limit-of stability test, gait, strength |
| Zhu et al. 2011 [19] |
Age: 40–85 y/o
Hoehn and Yahr scale 1-2 stage onset < 3 y | Tai Chi vs. walking exercise
30–45 min, 2 times/day, 5 days/week, 4 weeks | BBS
UPDRS III |
|
