Table 5.
Clinical sensitivity of the GenBody COVID-19 Ag test (COVAG025) based on Ct values.
| Ct Value | Positive | Negative | Sensitivity | 95%CI |
|---|---|---|---|---|
| ≤25 | 49 | 5 | 90.74% | 79.70–96.92% |
| >25–≤30 | 44 | 1 | 97.78% | 88.23–99.94% |
| >30 | 1 | 0 | Nd * | Nd * |
Nd *: not determined.
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