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Recurrent gastroenteritis among infants in Western Australia: a seven-year hospital-based cohort study

Andy H Lee1, James Flexman, Kui Wang

  • 1Department of Epidemiology & Biostatistics, School of Public Health, Curtin University of Technology, Perth, Western Australia, Australia. Andy.Lee@curtin.edu.au

Annals of Epidemiology
|March 17, 2004
PubMed

Insights

Recurrent gastroenteritis in infants was more common in Aboriginal children and linked to dehydration. These findings highlight the need for targeted prevention strategies to reduce infant hospitalizations.

Area of Science:

  • Pediatric Gastroenterology
  • Public Health
  • Epidemiology

Background:

  • Gastroenteritis is a common cause of infant hospitalization.
  • Understanding recurrence factors is crucial for effective public health interventions.

Purpose of the Study:

  • To identify factors influencing recurrent gastroenteritis in infants in Western Australia (WA).

Main Methods:

  • A 7-year retrospective cohort study of 514 infants born in 1995 admitted for gastroenteritis.
  • Analysis of linked hospitalization records, including readmissions, diagnoses, demographics, and co-morbidities.
  • Negative binomial regression model used to determine prognostic factors for recurrence.

Main Results:

  • 23% of infants experienced recurrent gastroenteritis.
  • Aboriginality (39% vs 15%) and dehydration at index admission were significantly associated with recurrence.
  • Aboriginal infants accounted for 58% of recurrent cases.

Conclusions:

  • Recurrent gastroenteritis hospitalizations are disproportionately higher among Aboriginal children in WA.
  • Dehydration during the initial episode is a key factor in recurrence.
  • Findings inform preventive strategies to mitigate the impact of gastroenteritis on infants.
Abstract

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