Excess mortality due to COVID-19 in Thailand between the pandemic and post-pandemic periods.

The coronavirus disease 2019 (COVID-19) pandemic had a significant effect on mortality rates worldwide, with Thailand being no exception. Gaining insights into the impact of pandemic-related mortality is essential for assessing its broader consequences on public health. This study aimed to analyze excess deaths during the pandemic (January 1, 2020-September 30, 2022) and post-pandemic period (October 2022-December 2023) at regional and national levels in Thailand.