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Performance evaluation in terms of different sample sources
| Sample type | Gold standard | Sensitivity | Specificity | PPV | NPV |
|---|---|---|---|---|---|
| Saliva | Naso-oropharyngeal VTM | 96.45% (95% CI: 92.82% to 98.56%) | 92.44% (95% CI: 86.13% to 96.48%) | 95.48% (95% CI: 91.84% to 97.54%) | 94.02% (95% CI: 88.34% to 97.02%) |
| Naso-oropharyngeal VTM | Saliva | 95.48% (95% CI: 91.59% to 97.91%) | 94.02% (95% CI: 88.06% to 97.56%) | 96.45% (95% CI: 92.97% to 98.24%) | 92.44% (95% CI: 86.57% to 95.86%) |
