Comparing Validity and Diagnostic Accuracy of Clarke's Angle and Foot Posture Index-6 to Determine Flexible Flatfoot in Adolescents: A Cross-Sectional Investigation.
Fatma A HegazyEmad AboelnasrMohamed M AbuzaidIn-Ju KimYasser SalemPublished in: Journal of multidisciplinary healthcare (2021)
FPI-6 and Clarke's angle are both valid and diagnostically accurate clinical tests for flatfoot detection, with Clarke's angle outperforming FPI-6 in adolescents aged 12 to 18 years with a normal BMI.