Related Experiment Videos
No association found between Strongyloides infestation and asthma
1Department of Medicine, Columbia-Presbyterian Medical Center, New York, New York 10032.
Summary
This study found no significant link between Strongyloides stercoralis parasitic infections and asthma. The research suggests that Strongyloides infestation is neither causal nor protective for asthma development.
Area of Science:
- Medical Parasitology
- Pulmonology
- Epidemiology
Background:
- A potential association between Strongyloides stercoralis parasitic infection and asthma has been previously suggested.
- Investigating this link is crucial for understanding asthma comorbidities and potential treatment avenues.
Purpose of the Study:
- To investigate the association between Strongyloides stercoralis infestation and the presence of asthma.
- To determine if Strongyloides infection plays a causal or protective role in asthma.
Main Methods:
- A retrospective case-control study analyzing 15,856 stool specimens from 1989-1992.
- Asthma diagnosis confirmed via chart review or computer coding.
- Prospective stool sample collection for Strongyloides in hospitalized asthmatics (1992-1993).
Main Results:
- No statistically significant difference in asthma prevalence was observed between patients with and without Strongyloides infestation.
- Odds ratio for asthma in Strongyloides-positive subjects was 1.62 (95% CI: 0.6-4.4), with a Fisher's Exact test p-value of 0.39.
- Only two cases of Strongyloides were found among 161 stool samples from asthmatics hospitalized for exacerbations.
Conclusions:
- The study data do not support a statistically significant association between Strongyloides stercoralis infestation and asthma.
- The findings do not support the hypothesis that Strongyloides infection is causally linked to, or protective against, asthma.