Table 5.
Comparison of digital PCR results and real-time RT-PCR results in negative real-time RT-PCR detected samples.
| Case/area | Sample type | real-time RT-PCR result | Digital PCR result | |||
|---|---|---|---|---|---|---|
| ORF1ab | N | ORF1ab | N | |||
| Patient sample | Case 7 | Oropharyngeal swabs | – | – | 14 | 61 |
| Case 8 | Blood/plasma | – | – | 2 | 59 | |
| Case9 | Nasopharyngeal swab | – | – | 3 | 53 | |
| Environmental samples | Isolation ward | Air | – | – | 6 | – |
| Isolation ward | General subject surface of the refuse storage area near the nurse station | – | – | 2 | – | |
| Isolation | Outer side of the toilet | – | – | 31 | 0 | |
| Isolation | Iner side of the sink in the toilet | – | – | 59 | 14 | |
| Isolation | Outer side of the sink in the toilet | – | – | 8 | – | |