December 1, 1985Journal of Medical Virology
Changing seroepidemiology of hepatitis A virus infection in Taiwan
Population
1,200 apparently healthy children under 15 years of age (647 male, 553 female) in Taipei City
Design
Cross-sectional
Authors
Discussion
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Member takes
Implication
Declining anti-HAV seroprevalence in Taipei children may shift infection risk to older ages; leaves open need for updated surveillance and vaccination studies.
Structured PICO
P
Population
1,200 apparently healthy children under 15 years of age (647 male, 553 female) in Taipei City
O
Outcome
Prevalence of Hepatitis A antibody (anti-HAV) in serumsurrogate
The study demonstrates a significant reduction in the prevalence of anti-HAV among children in Taipei, reflecting improved hygienic conditions and shifting the age of primary infection to older individuals.
Cite This Study
Hsu et al. (1985) studied this question.