Behavioral factors associated with SARS-CoV-2 infection. Results from a web-based case-control survey in the Capital Region of Denmark

ABSTRACT:

Objective

To study the association between behavioural factors and incidence rates of SARS-CoV-2 infection.

Design

Case–control web-based questionnaire study.

Setting

Questionnaire data were collected in the Capital Region of Denmark in December 2020 when limited restrictions were in place, while the number of daily SARS-CoV-2 cases increased rapidly.

Participants

8913 cases of laboratory-confirmed SARS-CoV-2 infection were compared with two groups of controls: (1) 34 063 individuals with a negative SARS-CoV-2 test from the same date (negative controls, NCs) and 2) 25 989 individuals who had never been tested for a SARS-CoV-2 infection (untested controls, UC). Controls were matched on sex, age, test date and municipality.

Exposure

Activities dur

SUBMITTER: Cajar M 

PROVIDER: S-EPMC9170796 | biostudies-literature | 2022 Jan

REPOSITORIES: biostudies-literature