TABLE 5.
Detection time in the BACTEC 460TB and MGIT 960 systems
| Species | Detection time (mean days ± SD) ina:
|
Pb | |
|---|---|---|---|
| 460 | 960 | ||
| M. tuberculosis complex | 18.47 ± 7.10 | 14.08 ± 4.70 | <0.001 |
| M. avium-M. intracellulare | 14.19 ± 6.42 | 8.91 ± 3.37 | <0.001 |
| Other mycobacteria | 24.67 ± 16.35 | 26.75 ± 17.42 | NS |
| All mycobacteria | 18.64 ± 10.62 | 14.49 ± 9.93 | 0.004 |
| Contamination | 18.64 ± 16.34 | 8.81 ± 9.47 | <0.001 |
a
Abbreviations: 460, BACTEC 460TB system; 960, BACTEC MGIT 960 system.
b
For comparison of BACTEC systems. NS, not significant.