The quad index (side to side strength comparison of the quadriceps) is one of the best known correlations to knee function, but can you test it accurately in the clinic? Do you need an expensive electromechanical dynamometer or can you get by with simpler tools? Also, are you going to CSM?

Diagnostic Accuracy of Handheld Dynamometry and 1-Repetition-Maximum Tests for Identifying Meaningful Quadriceps Strength Asymmetries. Sinacore JA, Evans AM, Lynch BN, Joreitz RE, Irrgang JJ, Lynch AD. J Orthop Sports Phys Ther. 2017 Feb;47(2):97-107. doi: 10.2519/jospt.2017.6651.

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Music for PT Inquest: "The Science of Selling Yourself Short" by Less Than Jake Used by Permission