Abstract Number: 1384 • 2012 ACR/ARHP Annual Meeting
The Frequency of Non-Radiographic Axial Spondyloarthritis in Relation to Symptom Duration in Patients Referred Because of Chronic Back Pain: Results From the Berlin Early Spondyloarthritis Clinic
Background/Purpose: Non-radiographic axial spondyloarthritis (nr-axSpA) and radiographic axial SpA (=ankylosing spondylitis – AS) are considered currently as two stages of axial SpA. We reported recently…Abstract Number: 545 • 2012 ACR/ARHP Annual Meeting
Correlates of Inflammatory Back Pain in a Nationally Representative Sample of the US Population
Background/Purpose: There are no published studies on correlates of inflammatory back pain (IBP) based on a large-scale nationally representative sample. In the present study, we…