Table 2.
Agreement of tuberculosis (TB) LAM Ag or LIONEX animal TB tests with IFN-γ test in detecting bovine TB
| Type of test | IFN-γ test PPD (B-A) | Kappa statistics 95% Confidence Interval | ||
|---|---|---|---|---|
| Positive | Negative | Total | ||
| TB LAM Ag | ||||
| Positive | 63 | 3 | 66 | 0.67 (0.52–0.81) |
| Negative | 26 | 83 | 109 | |
| Total | 89 | 86 | 175 | Substantial agreement |
| LIONEX Animal TB | ||||
| Positive | 49 | 1 | 50 | 0.53 (0.40–0.66) |
| Negative | 40 | 85 | 125 | |
| Total | 89 | 86 | 175 | Moderate agreement |
TB Tuberculosis, LAM Lipoarabinomannan, IFN-γ, SICTT Single intradermal comparative tuberculin test