TABLE 1.
Performance of the Enferplex TB multiplex immunoassay on field animals
| Enferplex TB cutoff level | Sensitivitya | Specificityb |
|---|---|---|
| 5 | 77.1 (67.4, 85.0) | 100 (96.1, 100) |
| 4 | 79.2 (69.7, 86.8) | 97.9 (92.4, 99.7) |
| 3 | 81.3 (72.0, 88.5) | 94.6 (87.9, 98.2) |
| 2 | 82.3 (73.1, 89.3) | 91.4 (83.8, 96.2) |
| 1 | 86.5 (78.0, 92.6) | 79.6 (70.0, 87.23) |
a
Measured for 96 SICCT reactor animals, with visible lesions and positive M. bovis cultures. Both sensitivity and specificity are expressed as percentages, with 95% confidence intervals in parentheses.
b
Measured for 93 skin test-negative cattle from TB-free herds.