Are the Roland Morris Disability Questionnaire and Oswestry Disability Index interchangeable in patients after lumbar spinal fusion?

J Back Musculoskelet Rehabil · 2021 · PMC8385504 · PMID 33646141

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closest p

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a clear trendno p-value reported

There is a clear trend visible wherein the mean RMDQ scores are ascending with the ascending ODI subgroups.

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