Table 1.

Specificities of serological tests for brucellosis for sera from B. melitensisRev1-vaccinated sheepa

Age (mo) at vaccinationRouteBleeding timebNo. of sheep% Specificity of:
RB testCFAGID-NH testiELISAcELISA
3Subcutaneous1303.33.330.0070.0
42814.346.496.4310.785.7
61838.977.810011.188.9
Conjunctival13613.930.610055.563.9
22025.090.010025.085.0
41181.810010072.789.5
14Subcutaneous12009.155.05.090.0
54714.944.785.110.687.2
Conjunctival1280092.828.685.7
55666.069.696.432.189.3
  • a Specificity is defined as the percentage of vaccinated animals that are negative in a given test.

  • b Number of months after vaccination.