Seroprevalence and Risk Factors of Brucellosis in Ruminants in Dhofar Province in Southern Oman

Table 4

Sensitivity and specificity of the CFT as shown by the RBT.

Test result	RBT			Sen	Sp	PPV	NPV
	Positive	Negative	Total
CFT
Positive	12	1	13	57.14%	97.33%	92.30%	97.81%
Negative	9	402	411
Total	21	413	424

Sen: sensitivity; Sp : specificity; PPV: positive-predicted value; NPV = negative-predicted value.