Table 5. Performance of TB-Ag ELISA, ADA, and PCR assay in active TB and non-TB control population.
Test | Non-TB Control (n=87) | Active TB (n=41) | 95%CI | p-value |
---|---|---|---|---|
TB Ag ELISA (Absorbance) | 0.165±0.064 | 0.312±0.092 | 0.1192 to 0.1748 | p < 0.0001 |
ADA Test (Enzyme activity) | 14.279±4.22 | 15.846±4.70 | -0.0743 to 3.2083 | p = 0.0611 |
PCR (%positivity) | 2.30% | 48.78% | 30.875% to 61.309% | p < 0.0001 |