Overview of the published studies on IGRA response among patients with non tuberculous mycobacterial disease.

#1 co-infected with MAC and M. abscessus.*5 patients are excluded due to indeterminate results, 17.5% had a previous history of TB+31% had a previous history of TB.##Patients with a history of TB were excluded**Patients with a history of TB and TB contacts excluded.++4 Patients were excluded due to indeterminate results.###Study of patients suspected of TB.***7 Patients were excluded due to indeterminate results.+++Data on these patients are not included in the “Total” column below. Age is expressed as median. “Others” constitute M. abscessus/chelonae, interjectum, shimoidei,simiae and xenopi (see Table 3a).Abbreviations: N.A.: not available.QTF-2G: QuantiFERON TB 2 Gold, Cellestis.QTF-GIT: QuantiFERON TB Gold-In-Tube, Cellestis.IGRA: Interferon-gamma release assay.MAC: Mycobacterium avium-intracellulare complex.T-SPOT: T-SPOT.TB, Oxford Immunotec.