Table 2. Results of SARS-CoV-2 analysis using RT-RAA versus RT-PCR detection kits (Hangzhou customs and Zhoushan customs).
| Results obtained using RT-RAA nucleic acid detection kits | Results obtained using RT-PCR nucleic acid detection kits |
Sensitivity (%) |
Specificity (%) |
Kappa |
P | ||
| Positive | Negative | Total | |||||
| Note: Time comparison of simultaneous detection of different numbers of specimens by RT-RAA and RT-PCR at Hangzhou customs. Abbreviations: RT-RAA=real-time reverse transcription recombinase-aided amplification; RT-PCR=reverse transcriptase polymerase chain reaction. | |||||||
| Positive | 16 | 0 | 16 | 100 | 100 | 1 | <0.05 |
| Negative | 0 | 490 | 490 | ||||
| Total | 16 | 490 | 506 | ||||