Table 3.
Smear status and number of MTBC and NTM detected from initial specimens in ≤28 days and >28 days by MGIT and BacT/Alerta
System used | Smear status | No. of specimens detected |
|||
---|---|---|---|---|---|
All |
>28 days, NTM | >28 days, MTBC | |||
≤28 days | >28 days | ||||
MGIT | |||||
+ (n = 315) | 309 | 6 | 5 | 1b | |
− (n = 510) | 464 | 46 | 45 | 1 | |
BacT/Alert | |||||
+ (n = 117) | 114 | 3 | 2 | 1 | |
− (n = 444) | 386 | 58 | 51 | 7 |
“Initial specimens” refers to known follow-up specimens excluded from analysis.
This MTBC was recovered in <28 days on solid media.