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COVID-19 Vaccines: Moderna And Pfizer-BioNTech Use Varied By Urban, Rural Counties
Katherine Wen1, Daniel A Harris2, Preeti Chachlani3
1Katherine Wen (katherine.j.wen@vanderbilt.edu), Vanderbilt University, Nashville, Tennessee.
Health Affairs (Project Hope)
|May 6, 2024
Summary
Medicare beneficiaries showed higher use of Pfizer-BioNTech COVID-19 vaccines than Moderna vaccines in urban areas for initial and booster doses across the United States.
Area of Science:
- Public Health
- Epidemiology
- Vaccinology
Background:
- Understanding geographic and demographic variations in COVID-19 vaccine uptake is crucial for public health.
- Medicare beneficiaries represent a significant population segment for vaccine administration monitoring.
Purpose of the Study:
- To analyze county-level disparities in mRNA COVID-19 vaccine utilization among US Medicare beneficiaries.
- To compare the uptake of Pfizer-BioNTech versus Moderna COVID-19 vaccines within different geographic settings.
Main Methods:
- Retrospective analysis of county-level vaccination data for Medicare beneficiaries.
- Comparison of vaccine type usage (Pfizer-BioNTech vs. Moderna) based on geographic classifications (e.g., urban vs. rural).
Main Results:
- Significant county-level variation in mRNA COVID-19 vaccine administration was observed.
- Pfizer-BioNTech vaccines demonstrated higher utilization rates compared to Moderna vaccines in urban settings for both primary and booster vaccinations.
Conclusions:
- Geographic factors, specifically urban environments, are associated with differential uptake of specific mRNA COVID-19 vaccines.
- These findings highlight the need for targeted strategies to address vaccine preferences and accessibility in diverse populations.
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