Laboratory Medicine and Quality Assurance

Table. 2.

The overall diagnostic performance of RAT

Performance Result
Sensitivity (%) 59.5 (95% CI, 43.3–74.4)
Specificity (%) 99.8 (95% CI, 98.8–99.9)
Positive predictive value (%) 96.2 (95% CI, 77.6–99.4)
Negative predictive value (%) 96.5 (95% CI, 95.1–97.6)
Accuracy (%) 96.5 (95% CI, 94.5–97.9)
Kappa value 0.718 (95% CI, 0.594–0.840)

Abbreviations: RAT, rapid antigen test; CI, confidence interval.

Lab Med Qual Assur 2023;45:25~28 https://doi.org/10.15263/jlmqa.2023.45.1.25
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