Global COVID reinfection rate less than 1%, depending on variant, country, time --China Meta-analysis

Meta-analysis: Global COVID reinfection rate less than 1%, depending on variant, country, time The results suggest that waning SARS-CoV-2 immunity levels over time can lead to reinfections and a new pandemic wave, the authors say. CIDRAP

The global SARS-CoV-2 reinfection rate was just under 1% as of a year ago, with significant differences by variant, country, and time, according to a meta-analysis of 55 studies on more than 111,000 cases.

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