From: Poor concordance between interferon-γ release assays and tuberculin skin tests in diagnosis of latent tuberculosis infection among HIV-infected individuals
Diagnostic test
Positive test result (Percentage Positive)
TST
7 (2.5%)
QFT-3G
9 (2.7%)
TSPOT
14 (4.2%)
At least 1 positive test
27 (8.0%)
All 3 tests positive
1 (0.3%)