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Mortality in rheumatoid arthritis: 2008 update
1Department of Medicine, Jyväskylä Central Hospital, Jyväskylä, Finland.
Clinical and Experimental Rheumatology
|December 17, 2008
Summary
Patients with rheumatoid arthritis (RA) face significantly higher mortality rates, with cardiovascular disease being the leading cause of death. Severe clinical status, rheumatoid factor, and comorbidities are key predictors of premature mortality in RA patients.
Area of Science:
- Rheumatology
- Clinical Medicine
- Epidemiology
Background:
- Rheumatoid arthritis (RA) is a chronic autoimmune disease associated with increased mortality.
- Previous studies indicate a higher risk of death in RA patients compared to the general population.
- Understanding the specific causes and predictors of mortality in RA is crucial for improving patient outcomes.
Purpose of the Study:
- To investigate mortality rates and causes of death in patients with rheumatoid arthritis (RA).
- To identify clinical factors and comorbidities that predict premature mortality in RA.
- To compare mortality patterns in RA patients with the general population.
Main Methods:
- Retrospective analysis of mortality data in RA patients.
- Comparison of causes of death between RA patients and the general population.
- Statistical analysis to identify predictors of premature mortality, including clinical measures, rheumatoid factor, shared epitope, functional status, global measures, and comorbidities.
Main Results:
- Mortality rates in RA patients are 1.5-1.6 times higher than in the general population.
- Cardiovascular disease is the most common cause of death, followed by infection, pulmonary, and renal diseases.
- Severe clinical status, rheumatoid factor, shared epitope, functional and global measures, and comorbidities are significant predictors of premature mortality.
Conclusions:
- RA patients experience significantly elevated mortality rates, with cardiovascular disease as the primary cause.
- Clinical severity, specific biomarkers like rheumatoid factor and shared epitope, and the presence of comorbidities are critical prognostic indicators for premature death in RA.
- These findings underscore the importance of comprehensive management of RA and its associated risk factors to reduce premature mortality.
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