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Household Helicobacter pylori antibody survey in children with upper gastrointestinal symptoms

Pei-Shin Chang1, Yen-Hsuan Ni, Mei-Hwei Chang

  • 1Department of Pediatric, National Taiwan University Hospital, 7 Chung-Shan South Road, Taipei 100, Taiwan.

Acta Paediatrica Taiwanica = Taiwan Er Ke Yi Xue Hui Za Zhi
|February 27, 2004
PubMed

Insights

This study found no significant difference in Helicobacter pylori (H. pylori) infection rates among families of infected versus uninfected children. High background H. pylori prevalence may obscure family clustering patterns.

Area of Science:

  • Microbiology
  • Epidemiology
  • Pediatrics

Background:

  • Helicobacter pylori (H. pylori) infection is a significant global health concern.
  • Understanding H. pylori transmission routes, particularly within families, is crucial for effective prevention strategies.
  • Family clustering of H. pylori infection suggests potential intrafamilial transmission pathways.

Purpose of the Study:

  • To investigate family clustering of H. pylori infection in symptomatic children.
  • To explore potential H. pylori transmission routes within households.
  • To determine if H. pylori seroprevalence differs between families of infected and non-infected children.

Main Methods:

  • Enrolled 112 symptomatic children (aged 0.9-15.3 years) undergoing upper endoscopy.
  • Assessed H. pylori infection status in children via endoscopy.
  • Measured serum anti-H. pylori antibodies in parents and siblings of enrolled children.

Main Results:

  • 51.7% of children were diagnosed with H. pylori infection.
  • No statistically significant differences in H. pylori seropositivity rates were observed in fathers, mothers, or siblings of infected versus uninfected children.
  • Observed H. pylori seroprevalence in family members was not significantly different between the two groups.

Conclusions:

  • Family clustering of H. pylori infection was not evident in this study population.
  • High background H. pylori seroprevalence in the general population may confound the detection of familial aggregation.
  • Further seroepidemiological studies with adjusted methodologies may be required to clarify H. pylori transmission dynamics within families.

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