Spondyloarthritis & psoriatic arthritis
Update on the Axial Involvement in Psoriatic Arthritis (AXIS) Project
Study context
- Population
- Patients with psoriatic arthritis (PsA), 41 centres across 19 countries (Group for Research on Psoriasis and Psoriatic Arthritis (GRAPPA) and ASAS)
- Participants
- 409 patients41 centres19 countries
- Outcome
- Presence or absence of axial involvement (investigators' final judgment after evaluation of all data, incl. radiographs and MRI of sacroiliac joints and spine, with central imaging committee)
Methodological detailsmultinational, multicentre, Imaging reviewed by local investigators and a central imaging committee
- Multinational
- Multicentre
- Imaging reviewed by local investigators and a central imaging committee
Main finding
As reported in the abstract
Axial involvement in PsA
Axial involvement present
112/409 patients
27.4%
Observational data: associations, not effects.
Original publication
Update on the Axial Involvement in Psoriatic Arthritis (AXIS) Project. J Rheumatol. Published 5 August 2025. doi:10.
Composed by AI from the published abstract and checked against it. How Briefs are made →