Validity and reliability of arabic version of kujala scale to measure patellofemoral pain
Background: Patellofemoral pain (PFP) has a debilitating effect on sufferers, daily lives by reducing their ability to perform sporting and work related activities pain free. The Kujala Patellofemoral Disorder Score (KPS) was particularly designed and developed for the assessment of patients having anterior knee pain as well as patellofemoral conditions.