Incoll 2004.

Methods	RCT
Participants	20 patients undergoing bilateral CTR were inducted. Each participant had one side performed as an ECTR and the other as an OCTR. ECTR side was randomised. No information on age or sex
Interventions	1‐portal ECTR vs OCTR
Outcomes	Follow‐up at 1, 2 and 6 weeks Pain, function, satisfaction, objective strength, motion
Notes	Abstract
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	No information given
Allocation concealment (selection bias)	Unclear risk	No information given
Blinding of participants and personnel (performance bias) All outcomes	High risk	No information given. Participants and personnel could not be blinded
Blinding of outcome assessment (detection bias) All outcomes	Low risk	Blinded hand therapist assessed the outcomes
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	No information given
Selective reporting (reporting bias)	Unclear risk	Insufficient information given
Other bias	Unclear risk	No information for baseline differences. None of the authors received financial support