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Orthopedic outcome measurement

Every orthopedic score, calculated and actually interpreted.

86 instruments with the published MCID and PASS thresholds that tell you whether a change matters, the population each threshold came from, and a citation for every number.

Instruments
86
Outcome measures
31
Classifications & rules
28
With cited thresholds
65

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Instruments are organised the way a clinic is: by the joint in front of you, then the condition, then the measure.

Why the thresholds matter

The problem

A calculator that returns “64” and stops has answered the easy half of the question. Whether 64 is good, and whether a rise from 56 to 64 means anything, is the part that changes a decision.

What we publish

Every instrument carries its published MCID, PASS, SCB and MDC values, each tied to the population and follow-up interval it was derived in — because a threshold from an arthroplasty cohort does not transfer to an ACL cohort.

And the licence

Each page states who holds the copyright and what use is permitted. It is the first question a researcher asks and almost nobody answers it.

OrthoMeasure is a reference for clinicians, researchers and patients. Scores support clinical judgement and do not replace it.