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| Solid culture method | |||||
| Culture positive | |||||
| LPA Results | Mtbpresent | NTM | Culture negative | Contamination | Total |
| M. tb present | 242 | 0 | 3 | 4 | 249 |
| M. tb absent | 2 | 3 | 1 | 1 | 7 |
| Invalid | 7 | 0 | 4 | 2 | 13 |
| Total | 251 | 3 | 8 | 7 | 269 |
LPA = Line probe assay. M.tb = Mycobacterium tuberculosis, NTM = Non-tubercular mycobacteria.
