Skip to main content

Table 3 Posterior medians and 95% probability intervals (PrIs) for the Sensitivity (Se) and the Specificity (Sp) of IP-ELISA, Mt-ELISA, f-PCR, Culture

From: Application of Bayesian modeling for diagnostic assays of Mycobacterium avium subsp. paratuberculosis in sheep and goats flocks

Test

 

Sheep

Goats

 

Parameter

Posterior medians and 95%PrIs

Posterior medians and 95%PrIs

IP-ELISA

Se

0.63 (0.42; 0.83)

0.83 (0.61; 0.97)

Sp

0.92 (0.85; 0.97)

0.95 (0.9; 0.98)

Mt-ELISA

Se

0.68 (0.43; 0.95)

0.63 (0.44; 0.81)

Sp

0.96 (0.91; 0.98)

0.95 (0.9; 0.98)

f-PCR

Se

0.36 (0.19; 0.58)

0.19 (0.08; 0.35)

Sp

0.98 (0.94; 1)

0.98 (0.93; 1)

Culture

Se

0.29 (0.15; 0.51)

0.27 (0.13; 0.45)

Sp

0.98 (0.95; 1)

0.99 (0.96; 1)

IP-ELISA & Mt-ELISA

cov-pa

0.04 (0; 0.12)

0.03 (0; 0.11)

cov-nb

0.01 (0; 0.04)

0.02 (0; 0.05)

cov-cdpc

0.19 (0.01; 0.55)

0.16 (0.01; 0.48)

cov-cdnd

1.13 (0.05; 3.72)

1.81 (0.1; 4.31)

f-PCR & Culture

cov-pa

0.08 (0.02; 0.16)

0.04 (0; 0.11)

cov-nb

0.004 (0; 0.02)

0.003 (0; 0.02)

cov-cdpc

0.4 (0.09; 0.69)

0.24 (0.02; 0.55)

cov-cdnd

2.21 (0.10; 7.22)

2.3 (0.1; 7.27)

  1. acov-p refers to the covariance term between sensitivities
  2. bcov-n refers to the covariance term between specificities
  3. ccov-cdp refers to covariance between sensitivities
  4. dcov-cdn refers to covariance between specificities