Song 2004.

Methods	Method of randomisation: random numbers table Allocation method and concealment unclear
Participants	1 centre in China 53 participants; 46 men All dysphagia identified by water swallow test Baseline characteristics reported as similar
Interventions	Rx: nurse‐led swallowing exercises, oral stimulation and oral care (n = 29) C (n = 24) Follow‐up: 1 month
Outcomes	Primary and secondary outcomes not defined Resolution of dysphagia by water swallow test and dietary ability, pneumonia rates
Notes	Exclusions and whether ITT not stated
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Low risk	Method of randomisation: random numbers table
Allocation concealment (selection bias)	Unclear risk	Unclear
Blinding (performance bias and detection bias) All outcomes	Unclear risk	Unclear
Blinding of participants and personnel (performance bias) All outcomes	Unclear risk	Unclear
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	Unclear
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	Unclear
Selective reporting (reporting bias)	Unclear risk	Unclear
Other bias	Unclear risk	Translated from Chinese language