Pompeu 2012.

Methods	Parallel, prospective, single‐blinded RCT
Participants	32 people with Parkinson’s disease Inclusion criteria: clinical diagnosis of PD, H&Y I to II, stable medication use, 60 to 85 years old, 5 to 15 years of education, good visual and auditory acuity Exclusion criteria: history of other neurological or orthopaedic diseases, dementia (MMSE < 24), depression (GDS‐15 > 6)
Interventions	Experimental group (EG: n = 16); control group (CG: n = 16) 2 times per week/7 weeks (EG: 1 additional session at 60 days' follow‐up) EG + CG: 10 min warming, stretching, and active exercises, 10 min resistance training limbs, 10 min trunk, neck, and limbs EG: additional 30 min Wii Fit balance board therapy including static balance, dynamic balance, stationary gait CG: additional 30 min conventional physiotherapy including static balance, dynamic balance, stationary gait
Outcomes	Outcomes recorded at baseline, postintervention. and 60 days' follow‐up Primary outcome: activities of daily living (UPDRS‐II) Secondary outcomes: Berg Balance Scale, Unipedal Stance Test (single task + dual task with verbal fluency), Montreal Cognitive Assessment
Notes	The authors declared no potential conflicts of interest. Funding source: Coordenação de Aperfeiçoamento de Pessoal de Nível Superior
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Low risk	Drawing names
Allocation concealment (selection bias)	Low risk	Drawing names
Blinding of outcome assessment (detection bias) All outcomes	Low risk	Blinded to allocation
Incomplete outcome data (attrition bias) All outcomes	Low risk	No dropout
Selective reporting (reporting bias)	Unclear risk	Protocol not publicly available