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Risk perception and subsidy policy-based voluntary vaccination driven by multiple information sources
Bing Wang1, Lili Wu1, Xiao Hong1
1School of Computer Engineering and Science, Shanghai University, Shanghai, P. R. China.
Plos One
|October 13, 2022
Summary
Incorporating risk perception and subsidy policies into vaccination strategies effectively controls epidemics. Sharing global information is more impactful than local information for promoting vaccination and managing social costs.
Area of Science:
- Epidemiology
- Public Health Policy
- Network Science
Background:
- Understanding vaccination behavior is crucial for epidemic suppression.
- Risk perception and subsidy policies are effective drivers of vaccination.
- Imperfect vaccines necessitate strategic approaches to vaccination.
Purpose of the Study:
- To analyze epidemic dynamics using risk perception and subsidy-informed vaccination strategies.
- To evaluate the impact of global versus local information on vaccination behavior.
- To determine optimal strategies balancing epidemic control and social costs.
Main Methods:
- Development of Risk Perception and Risk Perception with Subsidy Policy vaccination strategies.
- Utilizing mean-field approach and Monte Carlo simulations on time-varying networks.
- Analysis of epidemic dynamics with imperfect vaccines.
Main Results:
- Vaccination strategies incorporating risk perception and subsidies effectively control epidemics.
- Global information sources are more influential in promoting vaccination than local ones.
- Excessive vaccination costs increase social costs post-herd immunity.
Conclusions:
- Risk perception and subsidy policies enhance vaccination effectiveness.
- Balancing global and local information provision is key for optimal vaccination policy.
- Strategies should consider social costs alongside epidemic control for sustainable public health interventions.
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