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Evaluation of the QuantiFERON®-TB Gold In-Tube (QFT-GIT) test in the detection of MTB in patients with TB.
| Group | n | Positive (n) | Negative (n) | Positive rate (%) | Specificity (%) | Sensitivity (%) | Negative predictive value (%) |
|---|---|---|---|---|---|---|---|
| Patients with TB | 20 | 19 | 1 | 95.0 | - | 96 | 93 |
| Non-TB patients | 16 | 1 | 15 | 6.3 | 93.8 | - | - |
MTB, Mycobacterium tuberculosis; TB, tuberculosis.
