Fig. 2: Anti-SARS-CoV-2 serological tests ROC curves.
From: SARS-CoV-2 infection serology: a useful tool to overcome lockdown?

Card 3 IgG and IgM results are shown in a (AUC 0.981 and 0.921, respectively); CLIA IgG and IgM results are shown in b (AUC 0.997 and 0.943, respectively).