Table 1

Increases in skin-fold thickness and corresponding results of tuberculin skin tests
Group Goat ΔAva ΔBovb ΔBov-ΔAv CIT SIT
Vaccinated 1 14.2 22.6 8.4 + +
2 15.2 26.0 10.8 + +
3 17.6 20.9 3.3 + +
4 10.6 19.5 8.9 + +
5 16.2 18.1 1.9 + +
6 14.5 16.5 2.0 + +
7 6.2 14.2 8.0 + +
8 14.6 17.4 2.8 + +
9 13.2 19.4 6.2 + +
10 22.0 21.7 −0.3 - e +
Mean (95% CI) 14.4 (11.9-17)*f 19.6 (17.5-21.7) 5.2 (2.9-7.5)**
Unvaccinated 11 11.3 19.7 8.4 + +
12 15.0 24.1 9.1 + +
13 3.3 14.5 11.2 + +
14 9.8 18.3 8.5 + +
15 11.3 21.2 9.9 + +
16 8.7 24.6 16.0 + +
17 11.4 19.1 7.7 + +
18 10.1 22.5 12.4 + +
19 14.6 25.8 11.2 + +
20 12.7 21.6 8.9 + +
Mean (95% CI) 10.8 (8.8-12.9) 21.1 (19–23.2) 10.3 (8.8-11.9)

Test results are scored as (−) negative or (+) positive.

a ΔAv, increase in skin-fold thickness (mm) 72 h after PPD-A application.

b ΔBov, increase in skin-fold thickness (mm) 72 h after PPD-B application.

c CIT, Cervical comparative intradermal test.

d SIT, Single intradermal test.

e Avian reactor.

f *p < 0.05; **p < 0.005 (unpaired two-sample Student’s t-test).

Pérez de Val et al.

Pérez de Val et al. BMC Veterinary Research 2012 8:191   doi:10.1186/1746-6148-8-191

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