Lee 2010.

Study characteristics
Methods	RCT
Participants	Participant recruitment methods were not reported Sample size: 21 Inclusion criteria: participants with Korean Mental State Examination of 21 or more points; who can walk for 10 minutes or more independently; does not take the medication that affects balance; no visual defects and agrees to participate in the study after explaining the purpose Exclusion criteria: not reported by study authors Mean (SD) age: experimental group: 61.45 (SD 4.23) years, control group: 61.70 (SD 3.27) years Stroke details: not reported by study authors Stroke phase: chronic
Interventions	Imagination training group (experimental group): 1 hour for functional training + 30 minutes for imagination training Functional training group (control group): 1 hour for functional training
Outcomes	Outcomes recorded before and after treatment Walking speed: GaitRite Functional mobility: Timed Up and Go Test
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	High risk	Quote: “The 21 patients selected were randomly selected as an imaginative training group and functional exercise group, with 11 and 10 patients.”
Allocation concealment (selection bias)	High risk	Not reported
Blinding of participants and personnel (performance bias) All outcomes	High risk	Participants not blinded. Personnel not blinded
Blinding of outcome assessment (detection bias) All outcomes	High risk	Outcome assessment not blinded
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	Quote: “Twenty‐one patients who failed to walk for more than 10 minutes and two patients treated in other medical devices were selected and participated in this study.”
Selective reporting (reporting bias)	Unclear risk	Not clear
Other bias	Low risk	None detected