Significant pathology is reported with the Gait Deviation Index in children with IFA.
Knee abduction moments are altered in IFA and may have long term impacts on joint cartilage.
Compensatory ability of subjects results in many subtle changes in gait.
Gait pathology from a group of patients is best captured with a multidimensional index.
Femoral derotational osteotomy effectively eliminates gait pathology in IFA.