Ward 1983.

Methods	Randomised clinical trial, UK
Participants	8 hospitalised adults with ongoing gastrointestinal oncologic surgery, at nutritional risk due to major surgery Male:Female = not stated Mean age = 69.5 years Exclusion criteria: none stated
Interventions	Experimental group: Enteral feeding of 1800 ‐ 2000 kcal in addition to the hospitals standard diet (1600 kcal) 7 ‐ 10 days before surgery (n = 8) Control group: Standard diet (n = 8)
Outcomes	Whole‐protein turnover and muscle protein synthesis
Study dates	Not stated
Notes	We found no contact information for the authors.
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Not described
Allocation concealment (selection bias)	Unclear risk	Not described
Blinding of participants and personnel (performance bias) All outcomes	High risk	Not blinded
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	Not described
Incomplete outcome data (attrition bias) All outcomes	Low risk	No dropouts
Selective reporting (reporting bias)	Unclear risk	Not described
For‐profit bias	High risk	Funded by Abbott Laboratories
Other bias	Low risk	The trial appears to be free of other components that could put it at risk of bias.