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Published on: August 7, 2017
Is serum cholesterol a risk factor for asthma?
Karthikeyan Ramaraju1, Srikanth Krishnamurthy, Smrithi Maamidi
1Department of Respiratory Medicine, PSG Institute of Medical Sciences and Research, Coimbatore, Tamil Nadu, India.
Higher serum cholesterol is modestly linked to asthma, independent of other factors. Poor home ventilation and overcrowding are significant asthma risk factors. Further research is needed to confirm these findings.
Area of Science:
- Pulmonary Medicine
- Cardiovascular Health
- Epidemiology
Background:
- Conflicting results exist regarding serum cholesterol's role in asthma.
- Understanding this link may refine asthma management strategies.
Purpose of the Study:
- To investigate the association between serum cholesterol levels and asthma.
- To explore the relationship between serum cholesterol and asthma characteristics.
Main Methods:
- Cross-sectional study of 40 asthmatics and 40 controls.
- Measured serum total cholesterol and high-sensitivity C-reactive protein (hsCRP).
- Adjusted for age, gender, BMI, and socio-economic status.
Main Results:
- Asthmatics had significantly higher serum total cholesterol (176.45 ± 30.77 mg/dL) than controls (163.33 ± 26.38 mg/dL).
- The association between cholesterol and asthma was modest but significant (aOR 1.033), independent of confounders.
- No link found between serum cholesterol and asthma severity indicators.
- Poor ventilation (aOR 9.27) and overcrowding (aOR 41.9) were significant risk factors.
Conclusions:
- A modest, significant association exists between higher serum cholesterol and asthma, independent of common confounders.
- Poor ventilation and overcrowding are identified as significant risk factors for asthma.
- Further large-scale research is recommended to validate these findings and explore clinical implications.
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