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. 2022 Apr 5;327(13):1286-1288.
doi: 10.1001/jama.2022.2274.

Estimates of SARS-CoV-2 Omicron Variant Severity in Ontario, Canada

Ana Cecilia Ulloa  1 , Sarah A Buchan  1 , Nick Daneman  1 , Kevin A Brown  1
Affiliations

Estimates of SARS-CoV-2 Omicron Variant Severity in Ontario, Canada

Ana Cecilia Ulloa et al. JAMA. .

Abstract

This study examines hospitalizations and deaths associated with the SARS-CoV-2 Omicron variant compared with matched patients infected with the Delta variant.

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Conflict of interest statement

Conflict of Interest Disclosures: None reported.

Comment in

References

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Supplementary concepts