Report from the OMERACT hand osteoarthritis working group: set of core domains and preliminary set of instruments for use in clinical trials and observational studies

M Kloppenburg, P Bøyesen, AW Visser… - The Journal of …, 2015 - jrheum.org
Objective. During OMERACT 12, a workshop was held with the aim to endorse a core set of
domains for 3 settings: clinical trials of symptom and structure modification and observational …

Magnetic resonance imaging findings in 84 patients with early rheumatoid arthritis: bone marrow oedema predicts erosive progression

EA Haavardsholm, P Bøyesen, M Østergaard… - Annals of the …, 2008 - ard.bmj.com
… DAS28, ESR and AIMS2 were significantly higher in women than in men at baseline (p<0.05).
No other differences in baseline characteristics were observed between men and women. …

[HTML][HTML] EULAR recommendations for the use of imaging in the clinical management of peripheral joint osteoarthritis

…, W Zhang, JWJ Bijlsma, P Boyesen… - Annals of the …, 2017 - ard.bmj.com
The increased information provided by modern imaging has led to its more extensive use.
Our aim was to develop evidence-based recommendations for the use of imaging in the …

Instruments measuring pain, physical function, or patient's global assessment in hand osteoarthritis: a systematic literature search

AW Visser, P Bøyesen, IK Haugen… - The Journal of …, 2015 - jrheum.org
Objective. Description of use and metric properties of instruments measuring pain, physical
function, or patient’s global assessment (PtGA) in hand osteoarthritis (OA). Methods. Medical …

The OMERACT psoriatic arthritis magnetic resonance imaging scoring system (PsAMRIS): definitions of key pathologies, suggested MRI sequences, and preliminary …

…, F McQUEEN, C Wiell, P Bird, P Bøyesen… - The Journal of …, 2009 - jrheum.org
This article describes a preliminary OMERACT psoriatic arthritis magnetic resonance image
scoring system (PsAMRIS) for evaluation of inflammatory and destructive changes in PsA …

[HTML][HTML] Imaging modalities in hand osteoarthritis-status and perspectives of conventional radiography, magnetic resonance imaging, and ultrasonography

IK Haugen, P Bøyesen - Arthritis research & therapy, 2011 - Springer
Hand osteoarthritis (OA) is very frequent in middle-aged and older women and men in the
general population. Currently, owing to high feasibility and low costs, conventional …

The OMERACT rheumatoid arthritis magnetic resonance imaging (MRI) scoring system: updated recommendations by the OMERACT MRI in arthritis working group

…, P Bøyesen, B Ejbjerg, V Foltz, P Emery… - The Journal of …, 2017 - jrheum.org
Objective. The Outcome Measures in Rheumatology (OMERACT) Rheumatoid Arthritis (RA)
Magnetic Resonance Imaging (MRI) scoring system (RAMRIS), evaluating bone erosion, …

MRI in early rheumatoid arthritis: synovitis and bone marrow oedema are independent predictors of subsequent radiographic progression

P Bøyesen, EA Haavardsholm, M Østergaard… - Annals of the …, 2011 - ard.bmj.com
… time-integrated RAMRIS erosion scores as independent variables and 3-year change in
vdHSS as the dependent variable had R 2 of 0.05 (p=0.10) and 0.08 (p=0.04), respectively. …

Synovitis and osteitis are very frequent in rheumatoid arthritis clinical remission: results from an MRI study of 294 patients in clinical remission or low disease activity …

…, M Lassere, J Freeston, P Bøyesen, P Bird… - The Journal of …, 2011 - jrheum.org
Objective. In rheumatoid arthritis (RA), radiographic progression may occur despite clinical
remission. This may be explained by subclinical inflammation. Magnetic resonance imaging (…

Associations between MRI-defined synovitis, bone marrow lesions and structural features and measures of pain and physical function in hand osteoarthritis

IK Haugen, P Bøyesen… - Annals of the …, 2012 - ard.bmj.com
p<0.25 were introduced into a multivariate model. The final model included features with p≤…
The sum score of MRI-defined attrition was associated with FIHOA (B=0.58; p=0.005), while …