Lack of association between Helicobacter pylori and pediatric atopy: Evidence from a Latin American multicenter cohort
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View abstract on PubMed
Summary
This summary is machine-generated.Helicobacter pylori (H. pylori) infection showed no significant association with atopy in Latin American children. Further research is needed to understand the complex relationship between H. pylori and allergic conditions.
Area Of Science
- Pediatric Allergy and Immunology
- Infectious Diseases
- Gastroenterology
Background
- The immune response to Helicobacter pylori (H. pylori) infection has led to postulations of a protective role against atopic conditions in children.
- Understanding this potential inverse association is crucial for pediatric health.
Purpose Of The Study
- To investigate the potential inverse association between H. pylori infection and the prevalence of asthma, rhinitis, and eczema in Latin American children.
Main Methods
- A cross-sectional study involving symptomatic patients referred for endoscopy in Cuba, Ecuador, and Chile.
- Data collected via demographic information, International Study of Asthma and Allergies in Childhood III questionnaires, and endoscopy-based H. pylori testing.
- Atopy defined as the presence of asthma, rhinitis, or eczema; multiple regression analyses performed.
Main Results
- Out of 251 enrolled children, 45% were infected with H. pylori and 56.2% had atopic conditions.
- No significant association was found between H. pylori infection and the overall presence of atopy (59.6% vs. 53.3%, p > 0.05).
- H. pylori infection was positively associated with age and rhinitis, and negatively associated with eosinophilic esophagitis.
Conclusions
- The study found similar frequencies of atopy in H. pylori-infected and uninfected children.
- Larger cohort studies are required to definitively clarify the role of H. pylori in the development of atopic conditions.
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