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Table 2 Cross-classified results in 4,599 rams from the South of France

From: Assessment of the diagnostic sensitivity and specificity of an indirect ELISA kit for the diagnosis of Brucella ovis infection in rams

CFT

I-ELISA*

Number of rams(proportion)

Negative

Negative

3,335 (72.8%)

Negative

Positive

270 (5.9%)

Positive

Negative

72 (1.6%)

Positive

Positive

902 (19.7%)

TOTAL

4,599 (100%)

  1. * cut-off: 45% OD.