Methods |
Test Results |
Validity parameters (%) |
TP* |
TN† |
FP‡ |
FN§ |
SN¦ |
SP# |
AI¶ |
PPV** |
NPV†† |
Ag85-B ELISA |
58 |
20 |
3 |
8 |
87.9 |
86.9 |
87.6 |
95.1 |
71.4 |
Tuberculin PPD-ELISA |
57 |
15 |
8 |
9 |
86.4 |
65.2 |
80.9 |
87.7 |
62.5 |
*true positive; †true negative; ‡false positive; §false negative; ¦sensitivity; #specificity;
¶Accuracy index; **positive predictive value; ††negative predictive value |
