Table 2.
Proportion (%) of badgers testing positive in an indirect (ID) or competitive (CP) ELISA detecting serum antibodies against the Mycobacterium tuberculosis complex (P22 protein complex) in experimental (United Kingdom) and natural infected badgers
| n Animals | Cut‐off 100% | Cut‐off 120% | Cut‐off 150% | |||||
|---|---|---|---|---|---|---|---|---|
| ID | CP | ID | CP | ID | CP | |||
| TB infected | UK | 34 | 82 (66–92) | 79 (63–90) | 73.53 (57–85) | 73.53 (57–85) | 64.71 (48–79) | 64.71 (48–79) |
| Ireland* | 25 | 80 (61–91) | 76 (57–89) | 76 (57–89) | 76 (57–89) | 72 (52–86) | 72 (53–86) | |
| TB free | UK | 36 | 19.44 (10–35) | 16.66 (8–32) | 19.44 (10–35) | 16.66 (8–32) | 19.44 (10–35) | 16.66 (8–32) |
| Ireland† | 28 | 25 (13–43) | 14.29 (1–27) | 14.29 (6–31) | 10.71 (4–27) | 14.29 (6–31) | 10.71 (4–27) | |
| Spain | 32 | 3.13 (1–16) | 0 (0–11) | 0 (0–11) | 0 (0–11) | 0 (0–11) | 0 (0–11) | |
Intervals in parentheses indicate 95% confidence limits.
*
Based on M. bovis culture test.
†
No visible lesions and culture‐negative.