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Tag: Evaluation Studies as Topic

The Neck Disability Index: a study of reliability and validity.

Posted: May 31, 2016 at 8:51 am   /   Degenerative, General Spine

The Neck Disability Index (NDI) was developed by Vernon and Mior in the late 1980’s and published in 1991. It remains the most widely used outcome instrument for the assessment of patients with neck related disorders. The NDI was developed to provide an objective measure to assess activities of daily living (ADL) in patients with […]

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