Table 2.
Specific characteristics in children with TB and LTBI
| Parameters | Children with LTBI (n = 64) | Children with TB (n = 36) | Significance |
|---|---|---|---|
| Contact with active TB | χ2 = 7.523 p = 0.023 (*) |
||
| Close | 48.4% | 75.0% | |
| Distant | 46.9% | 19.4% | |
| Unknown | 4.7% | 5.6% | |
| Chest X-ray findings | χ2 = 100.000 p = 9.87·10-21(**) |
||
| Normal | 100.0% | 0.0% | |
| TB pleuritis | 0.0% | 8.3% | |
| Primary TB | 0.0% | 77.8% | |
| Cavities | 0.0% | 5.6% | |
| Hilar lymphadenitis | 0.0% | 8.3% | |
| ARB | χ2 = 75.071 p = 4.99·10-17(**) |
||
| positive | 0.0% | 11.1% | |
| negative | 10.9% | 88.9% | |
| Not analyzed | 89,1% | 0,0% | |
| Löwenstein–Jensen culture | χ2 = 75.694 p = 3.66·10-17(**) |
||
| Positive | 0.0% | 22.2% | |
| Negative | 10.9% | 77.8% | |
| Not analyzed | 89.1% | 0.0% |