Table 1.
Performance of antigen detection tests compared with viral culture
| Culture POS | Culture NEG | Statistic | Value | 95% CI | |
|---|---|---|---|---|---|
| LumiraDx antigen results versus viral culture | |||||
| Lumira POS | 101 | 23 | Sensitivity | 0.90 | 0.83–0.94 |
| Lumira NEG | 11 | 54 | Specificity | 0.70 | 0.59–0.79 |
| BD Veritor antigen results versus viral culture | |||||
| BD POS | 82 | 6 | Sensitivity | 0.74 | 0.65–0.81 |
| BD NEG | 29 | 70 | Specificity | 0.92 | 0.84–0.96 |
| CareStart antigen results versus viral culture | |||||
| CareStart POS | 80 | 7 | Sensitivity | 0.74 | 0.65–0.81 |
| CareStart NEG | 28 | 69 | Specificity | 0.91 | 0.82–0.95 |
| Oscar Corona antigen results versus viral culture | |||||
| Oscar POS | 75 | 6 | Sensitivity | 0.74 | 0.65–0.82 |
| Oscar NEG | 26 | 69 | Specificity | 0.92 | 0.84–0.96 |