The Journal of orthopaedic and sports physical therapy
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J Orthop Sports Phys Ther · Jul 2000
Intertester reliability of the McKenzie evaluation in assessing patients with mechanical low-back pain.
Prospective intertester reliability study investigating the ability of 2 therapists to agree on a low back pain diagnosis using examination techniques and the classification system described by McKenzie. ⋯ A form of low back evaluation, using patterns of pain response to repeated end range spinal test movements, was highly reliable when performed by 2 properly trained physical therapists.