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The number of samples identified as virulent by VDN LAMP from biologically duplicate swabs that were positive for aprV2 via rtPCR, within different Ct ranges (excluding VDN LAMP false positives).
| Ct range | rtPCR aprV2 + (n) | VDN LAMP + (n) | Se (%) |
|---|---|---|---|
| < 25 | 43 | 37 | 86.04 |
| 25 ≤ 30 | 87 | 54 | 62.07 |
| 30 ≤ 35 | 26 | 2 | 07.69 |
