Diagnostic method
Judgment
TB disease (n=52)
Non-TB disease (n=86)
NTM disease (n =58)
Other respiratory diseases (n=28)
QFT
Positive
42(81%)
11(13%)
6(10%)
5(18%)
Negative
7(13%)
74(87%)
51(88%)
23(82%)
Indeterminate
3(6%)
0
1(2%)
0
T-SPOT.TB
Positive
45(87%)
12(14%)
7(12%)
5(18%)
Negative
6(11%)
74(86%)
51(88%)
23(82%)
Indeterminate
1(2%)
0
0
0
IP-10
Positive
46(88%)
12(14%)
8(12%)
4(17%)
Negative
6(12%)
74(86%)
50(88%)
24(83%)
MIG
Positive
44(85%)
12(14%)
8(12%)
4(17%)
Negative
8(15%)
74(86%)
50(88%)
24(83%)
QFT: QuantiFERON; IP-10 : Interferon-gamma-induced protein; TB: Tuberculosis; MIG: Monokine induced by interferon-gamma; NTM: Nontuberculous mycobacteria
Table 2:
Comparison of the results of the two IGRAs tests, IP-10 and MIG, for patients with TB disease and other respiratory diseases.
