Abstract:IMPORTANCE Internationally imported cases of measles into the United States can lead to outbreaks requiring extensive and rapid control measures. Importation of measles from an unvaccinated adolescent in 2013 led to what has been the largest outbreak of measles in New York City, New York, since 1992. OBJECTIVE To describe the epidemiology and public health burden in terms of resources and cost of the 2013 measles outbreak in New York City. DESIGN, SETTING, AND PARTICIPANTS This epidemiologic assessment and cos… Show more
“…80 The unnecessary economic burden for society caused by low vaccine confidence was clearly shown by evaluating the economic burden of several past measles outbreaks. [93][94][95][96][97] In 2011, the US experienced 16 measles outbreaks and the total economic burden on public health institutions was estimated to be in the range of USD 2.7-5.3 million. 98 In 2008, a measles outbreak in San Diego, that originated from an intentionally unvaccinated seven-year-old boy, cost the community nearly USD 177,000, which included medical care provision to the confirmed cases, tracking of suspected cases, quarantining people, enhancing surveillance, and following up an infected infant and related contacts in Hawaii.…”
Section: Economic Consequences Of Low Vaccine Confidencementioning
During the 20 th century, the discovery of modern vaccines and ensuing mass vaccination dramatically decreased the incidence of many infectious diseases and in some cases eliminated them. Despite this, we are now witnessing a decrease in vaccine confidence that threatens to reverse the progress made. Considering the different extents of low vaccine confidence in different countries of the world, both developed and developing, we aim to contribute to the discussion of the reasons for this, and to propose some viable scientific solutions to build or help restore vaccine confidence worldwide.
“…80 The unnecessary economic burden for society caused by low vaccine confidence was clearly shown by evaluating the economic burden of several past measles outbreaks. [93][94][95][96][97] In 2011, the US experienced 16 measles outbreaks and the total economic burden on public health institutions was estimated to be in the range of USD 2.7-5.3 million. 98 In 2008, a measles outbreak in San Diego, that originated from an intentionally unvaccinated seven-year-old boy, cost the community nearly USD 177,000, which included medical care provision to the confirmed cases, tracking of suspected cases, quarantining people, enhancing surveillance, and following up an infected infant and related contacts in Hawaii.…”
Section: Economic Consequences Of Low Vaccine Confidencementioning
During the 20 th century, the discovery of modern vaccines and ensuing mass vaccination dramatically decreased the incidence of many infectious diseases and in some cases eliminated them. Despite this, we are now witnessing a decrease in vaccine confidence that threatens to reverse the progress made. Considering the different extents of low vaccine confidence in different countries of the world, both developed and developing, we aim to contribute to the discussion of the reasons for this, and to propose some viable scientific solutions to build or help restore vaccine confidence worldwide.
“…Suboptimal vaccination coverage was identified as the key causative factor, with 87% of the affected individuals being unvaccinated. Similarly, a recent epidemiologic assessment of the 2013 measles outbreak in New York City indicated that 78% of the infected individuals were "unvaccinated owing to parental refusal or intentional delay" (2). The direct cost of the outbreak to the New York City Department of Health and Mental Hygiene was estimated as $394,448 and a total of 10,054 working hours.…”
“…Without the implemented vaccination campaigns, the severity of the measles outbreak-including number of infections, hospitalizations, and severe infections needing intensive care-would be about 10 times worse than observed ( Table 2). These estimates, however, did not include the long-term health impacts on affected individuals, particularly young children (10,19,20), nor the enormous economic burdens (13,21,22).…”
In 2018-2019, New York City experienced the largest measles outbreak in the US in nearly three decades. To identify key factors contributing to this outbreak to aid future public health interventions, here we developed a model-inference system to infer the transmission dynamics of measles in the affected community, based on incidence data. Our results indicate that delayed vaccination of young children aged 1-4 years enabled the initial spread of measles and that increased infectious contact among this age group, likely via gatherings intended to expose unvaccinated children (i.e. "measles parties"), further aggravated the outbreak and led to widespread of measles beyond this age group. We found that around half of infants were susceptible to measles by age 1 (the age-limit to receive the first vaccine dose in the US); as such, infants experienced a large number of infections during the outbreak. We showed that without the implemented vaccination campaigns, the outbreak severity including numbers of infections and hospitalizations would be 10 times higher and predominantly affect infants and children under 4. These results suggest that recommending the first vaccine dose before age 1 and the second dose before age 4 could allow pro-vaccine parents to vaccinate and protect infants and young children more effectively, should high level of vaccine hesitancy persist. In addition, enhanced public health education is needed to reduce activities that unnecessarily expose children to measles and other infections.
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