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Mortality in Malaysians with systemic lupus erythematosus
N I Paton1, I Cheong, N C Kong
1Department of Infectious Diseases, St. George's Hospital, Medical School, Tooting, London, United Kingdom.
The Medical Journal of Malaysia
|December 1, 1996
Summary
Systemic lupus erythematosus (SLE) patients have 1, 5, and 10-year survival rates of 93%, 86%, and 70%. Infection is a leading cause of death, highlighting the need for prompt antibiotic therapy.
Area of Science:
- Rheumatology
- Immunology
- Clinical Medicine
Background:
- Systemic lupus erythematosus (SLE) is a chronic autoimmune disease with significant mortality.
- Understanding survival rates and causes of death is crucial for improving patient outcomes.
Purpose of the Study:
- To retrospectively analyze survival rates and mortality causes in SLE patients.
- To identify risk factors associated with increased mortality in SLE.
Main Methods:
- Retrospective study of 102 SLE patients attending a Malaysian clinic.
- Analysis of survival data and causes of death over time.
Main Results:
- Overall 1, 5, and 10-year survival rates were 93%, 86%, and 70%, respectively.
- Mortality showed a bimodal pattern, with peaks in the first 2 years and after 5 years.
- Infection was the direct cause of death in 52% of cases.
- Lupus nephritis (RR=4.34), cerebral lupus (RR=3.08), and methylprednisolone treatment (RR=6.24) were associated with increased mortality risk.
Conclusions:
- Infection remains a primary cause of mortality in SLE patients.
- Early recognition and treatment of infections are vital for improving SLE patient survival.
- Specific clinical manifestations and treatments like methylprednisolone require careful monitoring due to their association with higher mortality risk.