Table 1 Sensitivity and specificity of three immunodiagnostic assays for TB in badger cubs and adults obtained from the RBCT relative to culture of M. bovis from necropsy tissues
Brock Test | BrockTB STAT-PAK® | IFNγ EIA | ||||
|---|---|---|---|---|---|---|
Age | Sensitivity (95% CI, N) | Specificity (95% CI, N) | Sensitivity (95% CI, N) | Specificity (95% CI, N) | Sensitivity (95% CI, N) | Specificity (95% CI, N) |
Cub | 53.9% (37.1-69.9, 39) | 96.6%a (93.5-98.5, 238) | 56.4% (39.6-72.2, 39) | 96.2% (92.9-98.3, 238) | 57.1% (18.4-90.1, 7) | 97.5% (86.8-99.9, 40) |
Adult | 54.7% (49.2-60.1, 340) | 93.0%a (91.1-94.7, 817) | 49.7% (44.2-55.2, 340) | 92.5% (90.5-94.2, 817) | 84.6% (69.5-94.1, 39) | 92.5% (87.0-96.2, 147) |