Impact of COVID-19 Vaccination in Thailand
Author Information
Author(s): Wilasang Chaiwat, Suttirat Pikkanet, Wannigama Dhammika Leshan, Amarasiri Mohan, Chadsuthi Sudarat, Modchang Charin
Primary Institution: Mahidol University, Thailand
Hypothesis
How effective has Thailand's COVID-19 vaccination program been in preventing deaths and severe infections?
Conclusion
Vaccination efforts in Thailand prevented an estimated 300,234 deaths and averted approximately 1.60 million severe COVID-19 infections.
Supporting Evidence
- Vaccination efforts prevented a total of 300,234 deaths.
- Vaccination averted 1.60 million severe COVID-19 infections.
- The elderly population over 80 years old benefited the most from vaccination.
- Individuals aged 70 to 74 years experienced the highest reduction in severe infections.
Takeaway
Vaccines helped save many lives and prevent serious illness from COVID-19 in Thailand, especially for older people.
Methodology
The study used a mathematical model to analyze COVID-19 transmission and the impact of vaccination in Thailand from March 2021 to December 2022.
Limitations
The model relies on assumptions about vaccine efficacy and does not account for the effects of non-pharmaceutical interventions.
Participant Demographics
The study focused on various age groups, particularly the elderly population over 80 years old.
Statistical Information
Confidence Interval
95% confidence interval: 295,938–304,349 for deaths averted; 95% confidence interval: 1.54–1.65 million for severe infections averted.
Digital Object Identifier (DOI)
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