Table 1.
Comparison of different molecular assays for SARS-CoV-2 detection. Value with Ct-value showing positive result; “-“, PCR negative result.
| Sample ID | Virus | Xpert E Gene | Xpert N2 Gene | Cobas E Gene | Cobas ORF1 |
|---|---|---|---|---|---|
| 42218454 | SARS-CoV-2 | 28.5 | 31.3 | 29.5 | 30.5 |
| 42216999 | SARS-CoV-2 | 30.8 | 33.2 | 30.6 | 32.3 |
| 42217093 | SARS-CoV-2 | 30.5 | 33.7 | 31.1 | 31.9 |
| 42216810 | SARS-CoV-2 | 32.2 | 34.6 | 31.3 | 32.4 |
| 42212253 | SARS-CoV-2 | 30.1 | 32.1 | 31.3 | 32.9 |
| 42212277 | SARS-CoV-2 | 12 | 14.5 | 13.7 | 14.0 |
| 42212350 | SARS-CoV-2 | 14.1 | 16.5 | 15.6 | 16.0 |
| 42212053 | SARS-CoV-2 | 15.5 | 17.6 | 16.3 | 16.7 |
| 42217811 | SARS-CoV-2 | 14.7 | 17.2 | 16.2 | 16.7 |
| 42218290 | SARS-CoV-2 | 16.4 | 18.5 | 17.3 | 17.3 |
| 42212615 | None | – | – | – | – |
| 42217035 | None | – | – | – | – |
| 42217854 | None | – | – | – | – |
| 42218119 | None | – | – | – | – |
| 42212718 | None | – | – | – | – |
| 42211974 | None | – | – | – | – |
| 42212601 | None | – | – | – | – |
| 42212602 | None | – | – | – | – |
| 42212607 | None | – | – | – | – |
| 353599 | HKU1-CoV | – | – | – | – |
| 353396 | HKU1-CoV | – | – | – | – |
| 353165 | HKU1-CoV | – | – | – | – |
| 367715 | 229E-CoV | – | – | – | – |
| 353637 | NL63-CoV | – | – | – | – |
| 353333 | NL63-CoV | – | – | – | – |
| 353864 | OC43-CoV | – | – | – | – |
| 353355 | OC43-CoV | – | – | – | – |