Figure 4.
Distribution of surrogate sVNT percentage inhibition for SARS-CoV-2 cases stratified by time post symptom onset and control sera. Boxes represent median values and interquartile range, and whiskers represent maximum and minimum values. *** P value <.0001; *** P value <.01; Abbreviations: SARS-CoV-2, severe acute respiratory syndrome coronavirus 2; sVNT, virus neutralization test.