Table 1.
Subjects studied in this report.
| subject | age | national origin | BCGa | TSTb | IGRAc |
|---|---|---|---|---|---|
| US1 | 40 | China | yes | pos | pos |
| US2 | 50 | Poland | no | pos | pos |
| US3 | 45 | China | yes | pos | pos |
| US4 | 52 | US | no | neg | neg |
| US5 | 28 | US | no | neg | neg |
| Indiad | unknown | unknown | unknown | unknown | 17 of 47 (+) |
a
History of receipt of bacille Calmette-Guerin vaccine.
b
History of a positive tuberculosis skin test.
c
Results of a Quantiferon™ interferon gamma release assay for US subjects and ESAT-6/CFP-10 ELISPOT for India subjects.
d
No information is available from 47 anonymous blood donors studied in India.