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Table 2 Baseline characteristics and epidemiological key data of the SARS-Coronavirus-2 (SARS-CoV-2) outbreak in the department of anaesthesiology

From: SARS-Coronavirus-2 cases in healthcare workers may not regularly originate from patient care: lessons from a university hospital on the underestimated risk of healthcare worker to healthcare worker transmission

Case number Function Onset of symptoms Date of sample collection for SARS-CoV-2 test Relevant contacta prior to onset of symptoms (or positive test if asymptomatic or unknown date of onset of symptoms)
1 Nurse Asymptomatic 20 March 2020 None reported
2 Physician 19 March 2020 23 March 2020 None reported
3 Physician Unknown 30 March 2020 Case 4 of the nephrology outbreak
4 Physician Unknown 3 April 2020 Case 3
5 Physician 31 March 2020 3 April 2020 None reported
6 Nurse Asymptomatic 3 April 2020 Case 1
7 Nurse Unknown 5 April 2020 Case 4
8 Nurse Asymptomatic 6 April 2020 None reported
  1. aRelevant contact was defined as direct contact with potentially infectious body fluids (e.g. respiratory tract specimen) without proper personal protective equipment (PPE) (patient to healthcare worker (HCW) contact), or exposure to aerosols without proper PPE (patient to HCW contact), or face-to-face contact under two meters without at least one person wearing a face mask (patient to patient, patient to HCW, HCW to patient and HCW to HCW contacts), or sharing the same patient room (patient to patient contact)