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Reactivities and positive and negative predictive values of recombinant TB antigens against different sera panels
| Antigena | Reactivity (%) of sera from:
|
PPVb (%) | NPVc (%) | |||
|---|---|---|---|---|---|---|
| Healthy controls (n = 50) | Active-TB patients (n = 48) | Inactive-TB patients (n = 22) | Lung cancer patients (n = 19) | |||
| B.4 | 6.0 | 58.3 | 27.3 | 10.5 | 90.3 | 70.2 |
| B.6 | 12.0 | 29.2 | 9.1 | 5.3 | 70.0 | 56.4 |
| B.10 | 0 | 35.4 | 0 | 5.3 | 100.0 | 61.7 |
| B.M | 4.0 | 20.8 | 4.6 | 0 | 83.3 | 55.8 |
| C17 | 10.0 | 22.9 | 0 | 0 | 68.8 | 54.9 |
| 38-kDa antigen | 2.0 | 37.5 | 9.1 | 10.5 | 96.6 | 71.0 |
