Table 2 Accuracy measures; sensitivity, specificity, and diagnostic efficacy of the BS strips applied using both saliva samples and nasopharyngeal swabs.

From: Modified streptavidin–biotin based lateral flow test strip for rapid detection of SARS-CoV-2 S1 antigen in saliva samples

 

Saliva (%)

Nasopharyngeal (%)

Sensitivity

95.21

91.11

Specificity

99.29

98.57

Diagnostic efficacy

96.56

94.38

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