Waldman 2013.

Methods	RCT Method of randomisation: unclear Blinding of outcome assessors: no Adverse events: none described Deaths: none Dropouts: none ITT: unknown
Participants	Country: USA 24 participants (12 in treatment group, 12 in control group) Ambulatory at study onset Mean age: 51 years Inclusion criteria: people with stroke duration longer than 3 months, with reduced ankle range of motion and strength, and able to walk with or without assistant devices Exclusion criteria: unknown
Interventions	2 arms 18 sessions (1 hour, 3 times a week over 6 weeks) gait training with portable rehabilitation robot 18 sessions (1 hour, 3 times a week over 6 weeks) exercise training without device (instructed exercise for the control group involved stretching the plantar flexors and active movement exercises for ankle mobility and strength)
Outcomes	Outcomes were assessed at baseline and after 6 and 12 weeks : modified Ashworth scale Stroke Rehabilitation Assessment of Movement (STREAM) Berg Balance Scale 6‐minute walk test Passive range of motion Plantar flexor strength
Notes	Published and unpublished data provided by the authors.
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Method not described.
Allocation concealment (selection bias)	High risk	Not described
Blinding of outcome assessment (detection bias) All outcomes	High risk	Not described
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	No ITT