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Table 2 Oral fluid cut-off value best agreeing with a PCV2-positive serum pool in finishers

From: Comparison of serum pools and oral fluid samples for detection of porcine circovirus type 2 by quantitative real-time PCR in finisher pigs

Best agreement

Oral fluid cut-off (log(10))

Relative sensitivity (95% C.I.)

Relative specificity (95% C.I.)

Area under curve (95% C.I.)

Herd 1

6.50

0.98

(0.87;1.00)

0.90

(0.55;1.00)

0.941

(0.851;1.00)

Herd 2,

1st sampling

7.36

0.58

(0.42;0.73)

0.59

(0.36;0.79)

0.7

(0.567; 0.833)