Assessing relative COVID-19 mortality during the second wave: a prospective Swiss population-based study.

ABSTRACT:

Objective

During the first COVID-19 wave in Switzerland, relative mortality was at least eight times higher compared with the uninfected general population. We aimed to assess sex-specific and age-specific relative mortality associated with a SARS-CoV-2 diagnosis during the second wave.

Design

Prospective population-based study.

Setting

Individuals testing positive for SARS-CoV-2 after the start of the second wave on 1 October 2020 were followed up until death or administrative censoring on 31 December 2020.

Participants

5 179 740 inhabitants of Switzerland in fall 2018 aged 35-95 years (without COVID-19) and 257 288 persons tested positive for SARS-CoV-2 by PCR or antigen testing during the second wave.

Primary and secondary outcome measures

The planned

SUBMITTER: Siegfried S 

PROVIDER: S-EPMC8491006 | biostudies-literature | 2021 Oct

REPOSITORIES: biostudies-literature