Table 1.

Number of healthcare workers with and without evidence of previous infection swabbed during the second wave of SARS-CoV-2 outbreak

WardTotal exposed staffNumber screenedEvidence of previous infection – swab taken at time of outbreakNo evidence of previous infection – swab taken at time of outbreak
1110333/17 (17.6%)30/93 (32.3%)
283253/16 (18.8%)22/67 (32.8%)
3504313/20 (65.0%)30/30 (100%)
446272/18 (11.1%)25/28 (89.3%)
5696914/14 (100%)55/55 (100%)
6110401/15 (6.7%)39/95 (41.1%)
7707015/15 (100%)55/55 (100%)
Total53830751/115 (44.3%)256/423 (60.5%)