Fig. 1: SARS-CoV-2 infections among HCWs and across the general population in five sites.
From: Modelling the economic burden of SARS-CoV-2 infection in health care workers in four countries

It shows the incidence of COVID-19 in five sites among HCWs, in comparison with that among all populations, as well as the ratio of the two incidence rates. A ratio greater than one suggests a higher incidence among HCWs. SA South Africa; WC Western Cape; KZN KwaZulu-Natal.