Characteristics | Sensitivity (%) | Specificity (%) | PPVb (%) (CI)b | NPVb (%) |
---|---|---|---|---|
ALL (41 co-prevalent TB, 1212 not TB)a | ||||
TNF > Median | 71 | 49 | 5 (3,7) | 98 |
INF > Median | 79 | 51 | 5 (4,7) | 99 |
IL10 > Median | 59 | 50 | 4 (2,6) | 97 |
All > Median | 37 | 80 | 6 (3,9) | 97 |
Any > Median | 90 | 22 | 4 (3,5) | 98 |
TST- | 0 | 49 | 0 | 100 |
Initial TST+ | 88 | 59 | 7 (5,9) | 99 |
Converter | 2 | 92 | 1 (0,7) | 96 |
TST+/Converter | 100 | 51 | 6 (5,9) | 100 |
Age < 15 years | 17 | 89 | 5 (2,11) | 97 |
Age > = 15 years | 83 | 11 | 3 (2,4) | |
TST+/Converter (41 co-prevalent TB, 595 not TB)a | ||||
TNF > Median | 51 | 51 | 7 (4,10) | 94 |
INF > Median | 69 | 50 | 9 (6,12) | 96 |
IL10 > Median | 59 | 51 | 7 (6,11) | 95 |
All > Median | 29 | 80 | 9 (5,15) | 94 |
Any > Median | 83 | 22 | 7 (5,10) | 95 |
TST+/Converter and age < 15 years (7 co-prevalent TB, 33 not TB)a | ||||
TNF > Median | 43 | 52 | 16 (4,40) | 81 |
INF > Median | 50 | 53 | 17 (4,42) | 100 |
IL10 > Median | 43 | 53 | 17 (4,42) | 81 |
All > Median | 29 | 91 | 40 (7,83) | 86 |
Any > Median | 57 | 18 | 13 (4,31) | 67 |
TST+/Converter and age > = 15 years (34 co-prevalent TB, 562 not TB)a | ||||
TNF > Median | 53 | 51 | 6 (4,10) | 95 |
INF > Median | 70 | 50 | 8 (5,12) | 96 |
IL10 > Median | 59 | 51 | 6 (4,10) | 96 |
All > Median | 26 | 79 | 7 (3,13) | 95 |
Any > Median | 85 | 22 | 6 (4,9) | 96 |
Contacts with Cough (23 co-prevalent TB, 148 not TB)a | ||||
TNF > Median | 83 | 53 | 22 (14,32) | 95 |
INF > Median | 86 | 51 | 21 (13,31) | 96 |
IL10 > Median | 52 | 50 | 13 (7,23) | 88 |
All > Median | 30 | 81 | 20 (9,37) | 88 |
Any > Median | 100 | 22 | 17 (11,24) | 100 |
Contacts with Fever or Weight Loss (21 co-prevalent TB, 68 not TB)a | ||||
TNF > Median | 81 | 53 | 35 (23,51) | 90 |
INF > Median | 100 | 52 | 38 (26,53) | 100 |
IL10 > Median | 65 | 51 | 28 (16,44) | 83 |
All > Median | 43 | 85 | 47 (25,71) | 83 |
Any > Median | 100 | 19 | 28 (18,39) | 100 |
Contacts with Immune Compromising Conditions (34 co-prevalent TB, 844 not TB)a | ||||
TNF > Median | 76 | 51 | 6 (4,9) | 98 |
INF > Median | 85 | 51 | 7 (4,9) | 99 |
IL10 > Median | 62 | 51 | 5 (3,7) | 97 |
All > Median | 44 | 80 | 8 (5,13) | 97 |
Any > Median | 94 | 121 | 5 (3,6) | 99 |