Seroprevalence and Risk Factors for Human Herpesvirus 8 Infection, Rural Egypt
2008

Human Herpesvirus 8 Infection in Rural Egypt

Sample size: 965 publication 10 minutes Evidence: moderate

Author Information

Author(s): Mbulaiteye Sam M., Pfeiffer Ruth M., Dolan Bryan, Tsang Victor C.W., Noh John, Mikhail Nabiel N.H., Abdel-Hamid Mohamed, Hashem Mohamed, Whitby Denise, Strickland G. Thomas, Goedert James J.

Primary Institution: National Cancer Institute, Bethesda, Maryland, USA

Hypothesis

Is schistosomal seropositivity associated with HHV-8 seropositivity?

Conclusion

The study suggests that salivary and possible nosocomial transmission of HHV-8 occurs in rural Egypt.

Supporting Evidence

  • HHV-8 seroprevalence was lower among children compared to adults.
  • HHV-8 seropositivity was associated with dental treatment and hepatitis C virus seropositivity.
  • The study found a 2-fold higher HHV-8 seroprevalence in persons with schistosomal antibodies.
  • Higher HHV-8 seropositivity was observed in older participants.
  • The study suggests that historical intravenous injections for schistosomiasis may have contributed to HHV-8 transmission.

Takeaway

This study looked at how a virus called HHV-8 spreads in rural Egypt and found that it might spread through saliva and medical treatments.

Methodology

Participants were surveyed for HHV-8 and schistosomal infections, with serologic testing and logistic regression analyses performed.

Potential Biases

Potential serologic misclassification could attenuate associations toward the null.

Limitations

The study's cross-sectional design limits the ability to determine causality, and the serologic assays have imperfect specificity and sensitivity.

Participant Demographics

Participants included rural household members from Assiut Governorate, Egypt, with a mix of children and adults.

Statistical Information

P-Value

p<0.001

Confidence Interval

95% CI 1.1–5.2 for dental treatment association in men; 95% CI 1.4–7.9 for HCV seropositivity association in women.

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3201/eid1404.070935

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