Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Improvement in joint angle
RCT	101 feet, 87 people	Postoperative hallux abductus angle at 2 years 9.9° with the Hohmann osteotomy 13.3° with the Lapidus procedure	Mean difference: –3.4° 95% CI –7.01° to +0.21°		Not significant
RCT	101 feet, 87 people	Intermetatarsal joint angle at 2 years 4.9° with the Hohmann osteotomy 5.6° with the Lapidus procedure	Mean difference: –0.70° 95% CI –2.03° to +0.63°		Not significant