Marx Activity Rating Scale (MARS)
What it measures:
The MARS includes 4 questions that assess the frequency of running, cutting, decelerating, and pivoting in individuals based on the individual’s "healthiest and most active state in the past year." (1)
The MARS is most often used to assess physically active individuals 18-50 years of age with knee disorders. (1) It also was studied for use with children. (2)
Included in the American Academy of Orthopaedic Surgeon’s Instruments for Collection of Orthopaedic Quality Data. http://www.aaos.org/quality/performance_measures/patient_reported_outcome_measures/. Accessed June 6, 2017. (6)
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