Table 3.

Diagnostic performance of antibody tests for TB in llamas

TestNo. of true positive test results/no. of infected animals tested (% sensitivity [95% CI])No. of true negative test results/no. of uninfected animals tested (% specificity [95% CI])No. of true TB detection test results/total no. of animals tested (% accuracy [95% CI])
M. bovisM. microtiTB total
RT9/104/713/17 (76.5 [50.1–93.2])115/122 (94.3 [88.5–97.7])128/139 (92.1 [86.3–96.0])
DPP8/105/713/17 (76.5 [50.1–93.2])120/122 (98.0 [93.0–99.8])133/139 (95.7 [60.8–98.4])
RT and/or DPP9/106/715/17 (88.2 [63.6–98.5])113/122 (92.6 [86.5–96.6])128/139 (92.1 [8233–96.0])