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IFN-γ level (U/ml) in response to ESAT-6 and CFP-10 antigens for patients with LTBI and active TB disease
| QFT-2G test | LTBI (n = 50) | Active TB disease (n = 180) | P value |
|---|---|---|---|
| ESAT-6 | 0.61 ± 0.20 (0.35–4.25) | 1.24 ± 0.30 (0.20–10.62) | 0.010 |
| CFP-10 | 0.72 ± 0.21 (0.35–4.60) | 1.58 ± 0.36 (0.24–11.90) | 0.008 |
QFT-2G QuantiFERON TB-2G
