Fibromyalgia & musculoskeletal pain
Phenotypic characteristics of patients with chronic widespread pain and fibromyalgia: a cross-sectional cluster analysis
Authors' conclusion
We identified one cluster, where participants were characterized by a potentially favourable clinical profile.
Study context
- Population
- Patients with a confirmed chronic widespread pain (CWP) or fibromyalgia (FM) diagnosis (93.4% females, mean age 44.6 years)
- Participants
- 1,099 patients
- Exposure
- Characteristics predicting assignment to Cluster 1
- Cluster 1n = 455
- Outcome
- Phenotypic clusters and likelihood of cluster assignment
- Follow-up
- Baseline
Methodological detailshierarchical cluster analysis, simple and multiple regression analyses
- Hierarchical cluster analysis
- Simple and multiple regression analyses
Main finding
As reported in the abstract
Predictors of Cluster 1 assignment
Odds ratio (95% CI)
Working
66.67(7.14–500.00)
Medium-term/higher education
16.80(1.94–145.41)
Married/cohabiting
14.29(1.26–166.67)
Using mild analgesics
25.64(0.58 to > 999.99)
- Worse PDQ score (≥ 18)
- OR < 0.001 (95% CI < 0.001 to 0.02)
Observational data: associations, not effects.
Original publication
Phenotypic characteristics of patients with chronic widespread pain and fibromyalgia: a cross-sectional cluster analysis. Scand J Rheumatol. Published 26 January 2024. doi:10.
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