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Fig. 2 | BMC Medicine

Fig. 2

From: Is living in a household with children associated with SARS-CoV-2 seropositivity in adults? Results from the Swiss national seroprevalence study Corona Immunitas

Fig. 2

Incidence of SARS-CoV-2 cases in Switzerland and total number of daily samples during the data collection period (March 2020–April 2021). A Total number of daily RT-PCR confirmed SARS-CoV-2 cases in Switzerland for the period of March 2020–April 2020 obtained from official statistics [21]. B Total number of positive and negative daily blood samples across all study sites (SenASTrIS antibody test result)

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