Fig 1.
PRISMA flow chart of search.
Table 1.
PEDro score: Experimental studies.
Table 2.
CARE Criteria: Case report studies.
Table 3.
Data reported in brackets as mean standard deviation (SD) or as individual values where appropriate. NR—Not reported, PDD—Parkinson’s disease dementia, DLB—dementia with Lewy bodies, MMSE—Mini-mental State Exam score; ranges from 0—30 with higher scores indicative of better cognitive function, UPDRS—unified Parkinson’s disease rating scale (part I—mentation, II—Activities of daily living, III—motor).
Table 4.
Performance based tests of function.
N/A = not applicable, NR = not reported.
Table 5.
Intervention Characteristics. NR—Not reported.