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Public Opinions on COVID-19 Vaccines-A Spatiotemporal Perspective on Races and Topics Using a Bayesian-Based Method.

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Summary

Public opinion on COVID-19 vaccines in the US is generally positive, with sentiment improving as vaccination rates increased. However, African Americans showed lower sentiment towards vaccines compared to other racial groups.

Keywords:
COVID-19 vaccinesbayesian inferencepublic opinionsrace inequalitysocial mediaspatiotemporal analysis

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Area of Science:

  • Public Health
  • Social Science
  • Data Science

Background:

  • The COVID-19 pandemic necessitated widespread vaccination efforts in the United States starting in late 2020.
  • Despite high vaccination rates, public discourse revealed significant vaccine hesitancy and varied opinions.
  • Understanding public sentiment is crucial for effective public health communication and vaccine uptake.

Purpose of the Study:

  • To analyze spatiotemporal changes in public engagement and sentiment regarding COVID-19 vaccines.
  • To examine how public opinion varies across different vaccine-related topics and time periods.
  • To investigate racial disparities in public sentiment and engagement towards vaccines.

Main Methods:

  • Utilized geo-tagged tweets (geo-tweets) to capture real-time public opinion.
  • Employed a Bayesian-based methodology for sentiment analysis and trend identification.
  • Correlated observed public opinion patterns with historical and real-time events.

Main Results:

  • Overall public sentiment towards COVID-19 vaccines in the US was predominantly positive.
  • Public sentiment positivity increased concurrently with rising vaccination coverage rates.
  • Sentiment varied significantly across different vaccine-related topics and temporal phases, with African Americans exhibiting relatively lower positive sentiment.

Conclusions:

  • Public opinion on COVID-19 vaccines is dynamic and influenced by vaccination progress and specific events.
  • Targeted public health communication may be necessary to address lower sentiment observed in certain demographic groups, such as African Americans.
  • Geo-social media data combined with advanced analytical methods provide valuable insights into public health perceptions.