Table 4.
Characteristics of Children With Suspected and Confirmed Active TB
| Nativity | Age | Sex | Race/Ethnicity | Contact | QFT Result | TST Result | Confirmed Active Disease | |
|---|---|---|---|---|---|---|---|---|
| 1 | US-born | 2 | M | Hispanic | Yes | Positive | Negative (history)* | Yes - Improved chest x-ray |
| 2 | US-born | 1 | M | White | Yes | Negative | Not done | No |
| 3 | US-born | <1 | M | Hispanic | Yes | Indeterminate | Negative | No |
| 4 | Foreign-born | 2 | M | Asian | No | Positive | Positive (history)** | Yes - Improved chest x-ray |
| 5 | US-born | 5 | M | Hispanic | No | Positive | Positive | Yes - Improved chest x-ray |
| 6 | US-born | 2 | M | Black | Yes | Positive | Positive | Yes - Culture-positive |
| 7 | Foreign-born | 12 | F | Asian | Yes | Positive | Positive | Yes - Culture-positive |
Abbreviations: QFT, QuantiFERON; TB, tuberculosis; TST, tuberculin skin test.
*
TST-negative 7 months before being QFT-positive.
**
TST positive 1 year before QFT test.