A Novel Tool for the Assessment of Pain: Validation in Low Back Pain
Figure 7
Association patterns of symptoms and signs in patients with chronic LBP in Part 2 of the study.
Subgroups of patients with radicular and axial LBP were identified based on those symptoms and signs that characterized the patient clusters C4, C6, C7, and C8 in Part 1 of the study (compare Figure 5B).