Variable recorded | Negative in the SIT test | Negative in the IFN-γ assay | Negative in both tests | |||
---|---|---|---|---|---|---|
Interpretation/cut-off | Severe | Standard | 0.05 | 0.1 | Severe (SIT)/0.05 (IFN-γ ) | |
Number of animals | 3161 | 3263 | 1129 | 1959 | 927 | |
Median age (years) (IQR) | 4.90 (1.73-8.69) | 4.82 (1.72-8.65) | 4.57 (1.83-8.12) | 4.84 (1.85-5.83) | 4.84 (1.97-8.47) | |
Productive type (%) | Beef | 1776 (56.2) | 1862 (57.1) | 595 (52.7) | 1183 (60.4) | 456 (49.2) |
Dairy | 512 (16.2) | 522 (16.0) | 324 (28.7) | 370 (18.9) | 286 (30.9) | |
Bullfighting | 873 (27.6) | 879 (26.9) | 210 (18.6) | 406 (20.7) | 185 (20.0) | |
Number of herd-tests before the animal was culleda (%) | 1 | 1268 (40.1) | 1316 (40.3) | 260 (23.0) | 654 (33.4) | 190 (20.5) |
2 | 850 (26.9) | 868 (26.6) | 306 (27.1) | 535 (27.3) | 253 (27.3) | |
3 | 641 (20.3) | 663 (20.3) | 387 (34.3) | 517 (26.4) | 342 (36.9) | |
> than 3 | 402 (12.7) | 416 (12.7) | 176 (15.6) | 253 (12.9) | 142 (15.3) | |
Bacteriology result (%) | Positive | 768 (24.3) | 788 (24.1) | 146 (12.9) | 337 (17.2) | 110 (11.9) |
Negative | 2393 (75.7) | 2475 (75.9) | 983 (87.1) | 1622 (82.8) | 817 (88.1) |