"Figure 4: Around 1 in 13 people tested positive for antibodies in December 2020 in Northern Ireland","" "Estimated percentage of those testing positive for antibodies to SARS-CoV-2 from a blood sample, by month, Northern Ireland, August to December 2020","" "","" "Notes","1. All results are provisional and subject to revision. 2. These statistics refer to infections reported in the community, by which we mean private households. These figures exclude infections reported in hospitals, care homes and/or other institutional settings." "Unit","%" "","" "Month","% testing positive for COVID-19","Lower confidence limit","Upper confidence limit" "Aug 2020","5.1","0.9","15.4" "Sept 2020","2.0","0.3","6.5" "Oct 2020","2.7","1.0","5.5" "Nov 2020","3.5","1.8","6.1" "Dec 2020","7.8","3.5","14.4"