A Clinical Prediction Rule To Identify Patients with Low Back Pain Most Likely To Benefit from Spinal Manipulation: A Validation
Study

Figure 3. Lower scores represent less disability.
Two-dimensional graphical representation of the 3-way clinical prediction rule × treatment group × time interaction for the
Oswestry Disability Questionnaire (ODQ) score (P < 0.001).
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Ann Intern Med
December 21, 2004
vol. 141
no. 12
920-928