Results of three time-points of the QuantiFERON®-TB Gold (QFT-G) and T-SPOT.TB (T-SPOT) tests
| IFNGRA | Pre-TST | 48 h | 6 weeks |
| QFT-G | |||
| Positive | 1 | 1 | 4 |
| Negative | 9 | 9 | 6 |
| T-SPOT | |||
| Positive | 1 | 1 | 1 |
| Negative | 9 | 9 | 9 |
Data are presented as n. IFNGRA: Mycobacterium tuberculosis-specific interferon-γ release assay; TST: tuberculin skin test.