What percentage of tested children are asymptomatic carriers of the Norwalk virus?

The answer indicates that 20% of tested children are asymptomatic carriers of the Norwalk virus, which reflects findings observed in various epidemiological studies. Asymptomatic carriers play an important role in the transmission of viral infections because they can shed the virus without exhibiting any symptoms, leading to the potential for outbreaks within communities, especially in settings like schools or childcare facilities.

Understanding the prevalence of asymptomatic carriers is crucial for public health measures aimed at controlling viral infections like Norwalk virus. These carriers can unknowingly contribute to the spread, making it vital to implement preventive strategies such as promoting good hygiene practices and encouraging prompt reporting of illness symptoms among children.

Additionally, the percentages for the other options do not align with collected data on Norwalk virus prevalence in asymptomatic carriers, highlighting the significance of accurate information in disease prevention efforts.