Figure 4. Histograms displaying the distributions of secondary cases by each case type (‘HCWcovid’, HCWs working in Covid-19 wards; ‘HCWoutbreak’, HCWs working in outbreak wards; ‘patientnoso’, patients with hospital-acquired Covid-19; ‘patientcommunity’, patients with community-acquired Covid-19) and stratified according to early (up to 9 April 2020) and late phases (as of 10 April 2020).
Number of cases in early phase: HCWoutbreak 19, HCWcovid 43, patientnoso 25, patientcommunity 1. Number of cases in late phase: HCWoutbreak 7, HCWcovid 36, patientnoso 17, patientcommunity 0. HCW, healthcare worker.