The Effect of Strict Lockdown on Omicron SARS-CoV-2 Variant Transmission in Shanghai.

ABSTRACT: Omicron, the current SARS-CoV-2 variant of concern, is much more contagious than other previous variants. Whether strict lockdown could effectively curb the transmission of Omicron is largely unknown. In this retrospective study, we compared the strictness of government lockdown policies in Shanghai and other countries. Based on the daily Omicron case number from 1 March 2022 to 30 April 2022, the effective reproductive numbers in this Shanghai Omicron wave were calculated to confirm the impact of strict lockdown on Omicron transmission. Pearson correlation was conducted to illustrate the determining factor of strict lockdown outcomes in the 16 different districts of Shanghai. After a very strict citywide lockdown since April 1st, the average daily effective reproductive number reduced sig

SUBMITTER: Yang H 

PROVIDER: S-EPMC9500677 | biostudies-literature | 2022 Aug

REPOSITORIES: biostudies-literature