Table 3. Results of lesions suggestive of tuberculosis (LST), bacteriological culture, and ELISA in cattle from herds infected with M. bovis and non-infected herds.
| Diagnostic evidence | Groups |
Total | ||
|---|---|---|---|---|
| A | B | C | ||
| LST+/Culture+ | 0 | 15 | 24 | 39 |
| LST+/Culture− | 0 | 3 | 1 | 4 |
| LST−/Culture+ | 0 | 0 | 0 | 0 |
| LST−/Culture− | 39 | 3 | 7 | 49 |
| Total | 39 | 21 | 32 | 92 |
| LST+/ELISA+ | 0 | 16 | 18 | 34 |
| LST+/ELISA− | 0 | 2 | 7 | 9 |
| LST−/ELISA+ | 1 | 3 | 6 | 10 |
| LST−/ELISA− | 38 | 0 | 1 | 39 |
| Total | 39 | 21 | 32 | 92 |
| ELISA+/Culture+ | 0 | 13 | 18 | 31 |
| ELISA+/Culture− | 1 | 6 | 6 | 13 |
| ELISA−/Culture+ | 0 | 2 | 6 | 8 |
| ELISA−/Culture− | 38 | 0 | 2 | 40 |
| Total | 39 | 21 | 32 | 92 |
A, bovine tuberculosis-free herd; B, CITT-positive/inconclusive animals from infected herds; C, CITT-negative animals from infected herds.