Central Vietnam enhanced its genomic surveillance against the Omicron variant of SARS-CoV-2 through investments and government initiatives, with significant efforts from the Pasteur Institute.
Between November 17, 2021, and January 7, 2022, the institute sequenced 162 specimens, revealing that all domestic cases were the Delta variant while 92% of imported cases were Omicron.
Notably, 78% of the Omicron cases involved fully vaccinated individuals, highlighting the ongoing need for public health measures to manage emerging variants.