TABLE 2.
Results of the comparison of clinical specificity and sensitivity between the SCLSNA and the PRNT50
| Category | Lentivirus | No. (%) of samples |
PPVa | NPV | Accuracy (%) | Precision (%) | Cohen’s kappa | ||
|---|---|---|---|---|---|---|---|---|---|
| Total | Positive | Negative | |||||||
| Positive SARS-CoV-2 patients | Ancestral | 60 | 60 (100) | 0 (0) | 100 | 100 | 100 | 100 | 0.100 |
| Prepandemic adult patients | Ancestral | 60 | 0 (0) | 60 (100) | |||||
| Positive SARS-CoV-2 patients | B.1.1.7 | 60 | 53 (88.3) | 7 (11.7) | 88 | 100 | 94 | 88 | 0.883 |
| Prepandemic adult patients | B.1.1.7 | 60 | 0 (0) | 60 (100) | |||||
a
PPV, positive predictive value; NPV, negative predictive value.