Table 1. Cape Town, South Africa, patient characteristics.
| Characteristic | HC; IGRA− | LTBI; IGRA+ | Active PTB; sputum GXPT+ |
|---|---|---|---|
| n (HIV negative) | 20 | 77 | 48 |
| Average age (yr) | 38 | 33 | 37 |
| Sex (female/male) | 12/8 | 39/38 | 13/35 |
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