Source WHO
Since March 2024, data reported by the Ministry of Public Health on a weekly basis indicates that hospital admissions due to COVID-19 have been increasing. More recently, the increase has been more significant – with the latest information showing 1672 new admissions and 9 deaths in the week prior, with 390 seriously unwell patients of which 148 required mechanical ventilation in hospitals on 27 April. There is no evidence that current COVID-19 strains cause higher levels of illness; instead, the upsurge in Thailand is likely due to higher transmissibility of currently circulating virus strains and lower adherence of people to personal protective measures, including during Songkran festivities. A significant minority of people in Thailand also remain either unvaccinated or are incompletely vaccinated.
Read more https://www.who.int/thailand/news/detail/02-05-2024-update-on-covid-19-in-thailand–02-may-2024