DEFA4 and COVID-19: The COVID-19 dataset revealed CAMP (AUC: 0.692), LTF (AUC: 0.764), DEFA1B (AUC: 0.701), SAMD9(AUC: 0.786), GBP1(AUC: 0.757), DDX60 (AUC: 0.802), DEFA4 (AUC: 0.763), and OAS3(AUC: 0.801) that exhibited superior diagnostic capabilities (Figure 8B).