Reliability of navicular displacement measurement as a clinical indicator of foot posture.

This study evaluated two methods for quantifying foot posture: navicular drop and navicular drift. Five clinicians measured 20 nonpathological participants on two occasions. Intraclass correlation coefficients ranged from 0.33 to 0.76 for navicular drop and from 0.31 to 0.62 for navicular drift. The standard error of measurement, as a 95% confidence… CONTINUE READING