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- W1996495777 endingPage "467" @default.
- W1996495777 startingPage "454" @default.
- W1996495777 abstract "The population level implications of imperfect HIV vaccines were studied using a mathematical model. A criterion for determining the utility of a vaccine at the population level is introduced, and 2 useful summary measures, namely, vaccine utility (phi) and vaccine infection fitness (psi), are derived and shown to characterize the population-level utility once vaccine efficacies are determined. The utility of the vaccine alone does not guarantee a substantial impact, however, because the effectiveness of partially effective vaccines also depends on the prevailing level of HIV infectious spread. Therefore, a second criterion is introduced through a third summary measure, the hazard index (xi), to describe the effectiveness of a vaccine in substantially reducing HIV incidence. The qualitative features of the impact are delineated by studying 4 distinct scenarios of HIV vaccination. Accordingly, our work delineates the link between vaccine efficacies and the impact of vaccination at the population level and provides the tools for vaccine developers to assess the utility and effectiveness of a given imperfect vaccine straightforwardly and rapidly." @default.
- W1996495777 created "2016-06-24" @default.
- W1996495777 creator A5014846631 @default.
- W1996495777 creator A5032456643 @default.
- W1996495777 creator A5052944725 @default.
- W1996495777 creator A5069878224 @default.
- W1996495777 date "2007-08-01" @default.
- W1996495777 modified "2023-10-01" @default.
- W1996495777 title "Analytic Insights Into the Population Level Impact of Imperfect Prophylactic HIV Vaccines" @default.
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