Temporal Association of Acute Hepatitis A and Plasmodium falciparum Malaria in Children
2011

Hepatitis A and Malaria in Children

Sample size: 222 publication 10 minutes Evidence: moderate

Author Information

Author(s): Klein Klouwenberg Peter, Sasi Philip, Bashraheil Mahfudh, Awuondo Ken, Bonten Marc, Berkley James, Marsh Kevin, Borrmann Steffen

Primary Institution: University Medical Center Utrecht

Hypothesis

Is there a temporal association between acute hepatitis A and Plasmodium falciparum malaria in children?

Conclusion

The study suggests a temporal association between acute hepatitis A and P. falciparum malaria, indicating that co-infections may arise from changes in host susceptibility.

Supporting Evidence

  • 10 out of 222 children had acute HAV infections during malaria episodes.
  • The incidence of HAV infections during malaria was 1.7 infections per person-year.
  • Children with HAV co-infections had similar malaria parasite densities as those without.

Takeaway

The study found that kids with malaria sometimes also have hepatitis A, which could be related to how their bodies react to these infections.

Methodology

The study followed Kenyan children under 5 years with uncomplicated malaria to determine HAV status over a 3-month period.

Potential Biases

Potential misclassification bias due to false positive HAV tests in high malaria parasite density.

Limitations

The study did not measure baseline HAV rates in Kenya, limiting the ability to draw stronger conclusions.

Participant Demographics

Children under 5 years old presenting with uncomplicated P. falciparum malaria.

Statistical Information

P-Value

0.001

Confidence Interval

95% CI 0.14–0.50

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0021013

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