Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Improvement in joint angle
RCT	23 people In review	Hallux abductus angle at least 1 year 12.5° with Akin osteotomy plus distal chevron osteotomy 17° with Akin osteotomy plus distal soft tissue reconstruction	Mean difference: +4.5° 95% CI –5.77° to +14.72° The RCT may have been underpowered to detect a clinically important significant difference. The RCT also had weak methods (see further information on studies for full details)		Not significant
RCT	23 people In review	Intermetatarsal angle at least 1 year 7° with Akin osteotomy plus distal chevron osteotomy 10° with Akin osteotomy plus distal soft tissue reconstruction	Mean difference: +3° 95% CI –1.45° to +7.45° The RCT may have been underpowered to detect a clinically important significant difference. The RCT also had weak methods (see further information on studies for full details)		Not significant