TABLE 4.
Two-by-two comparison of the results obtained by each test per group
| Test, groupa | Result | No. with indicated result by indicated test |
|
|---|---|---|---|
| Positive | Negative | ||
| QFT ELISA | IP-10 qPCR | ||
| TB patients | Positive | 68 | 12 |
| Negative | 3 | 6 | |
| Controls | Positive | 0 | 0 |
| Negative | 2 | 97 | |
| QFT ELISA | IP-10 ELISA | ||
| TB patients | Positive | 76 | 4 |
| Negative | 1 | 8 | |
| Controls | Positive | 0 | 0 |
| Negative | 2 | 97 | |
| IP-10 ELISA | IP-10 qPCR | ||
| TB patients | Positive | 67 | 10 |
| Negative | 4 | 8 | |
| Controls | Positive | 0 | 2 |
| Negative | 2 | 95 | |
a
TB patients, n = 89; healthy controls, n = 99.