Find a Research Study

Find a Research Study

Find a Research Study

Find a Research Study

Find a Research Study

Classification of Axial Spondyloarthritis Inception Cohort (CLASSIC) study

The primary objective of the current study is to validate the performance of the current ASAS classification criteria in a prospective, combined cohort of patients presenting with undiagnosed current back pain.


Why this Research Matters

The ASAS group has developed classification criteria for axial spondyloarthritis (axSpA) that allow the inclusion of patients with an early form of disease that is not yet clearly visible on plain radiography. These criteria include both an "imaging arm,"


Who can Participate

Adult

Back pain greater than or equal to 3 months in duration, with onset less than or equal to 45 years of age. Inclusion Criteria: Consecutive patients referred to rheumatologists with current undiagnosed back and/or buttock pain with onset <= 3 months will be screened for study eligibility verbally or by using a simple paper form provided by the medical secreta


Study ID

Protocol Number: 19-1526


Meet the Team

Image of Principal Investigator

Liron Caplan, MD, PhD

Principal Investigator