Sinha 2013.

Methods	Randomised controlled two‐arm parallel trial
Participants	101 recruited – children with symptomatic flat feet 81 children finished trial 20 lost or non‐compliant
Interventions	1. Foot orthosis N = 55 2. Control N = 26
Outcomes	x‐ray angles AOFAS pain scores
Notes	Check randomisation method "81 children with bilateral symptomatic flatfoot were randomised into orthosis (N = 55) and control (N = 26) groups" Will need mean and SD for each group for American Orthopaedic Foot and Ankle Society (AOFAS) scores for pain Age 3 to 17: will need data for children 3 to 15 only Unable to contact author – 3 emails; searched for alternative addresses – no contact made