From: Poor concordance between interferon-γ release assays and tuberculin skin tests in diagnosis of latent tuberculosis infection among HIV-infected individuals
TSPOT positive
(n = 14)
TSPOT negative
TSPOT invalid
QFT-3G positive
(n = 9)
1
6
2
QFT-3G negative
13
264
44
QFT-3G indeterminate
0
4