Table 3. Results from cultures of sputum samples taken from hospitalized chronically ill patients and controls, Zambia, August 2002–March 2003.
| Result | Patients, no. (%) | Controls, no. (%) |
|---|---|---|
| Negative | 362 (57) | 1,428 (93) |
| Mycobacterium tuberculosis | 201 (32) | 5 (0.3) |
| M. avium complex | 15 (2) | 5 (0.3) |
| M. intracellulare | 12 (2) | 0 |
| M. avium | 3 (0.5) | 5 (0.3) |
| M. gordonae | 4 (0.6) | 0 |
| M. peregrinum | 2 (0.3) | 4 (0.3) |
| M. goodie | 1 (0.2) | 4 (0.3) |
| M. porcinum | 1 (0.2) | 3 (0.2) |
| M. lentiflavum | 1 (0.2) | 0 |
| Unknown Mycobacterium spp. | 13 (2) | 42 (3) |
| Other Mycobacterium spp.* | 3 (0.5) | 7 (0.5) |
| Unidentified acid-fact bacilli | 32 (5) | 34 (2) |
| Total no. sputum samples | 635 | 1,532 |
*Other Mycobacterium spp. in patients were M. fortuitum, M. neoaurum, and M. simiae. Other Mycobacterium spp. in controls were M. fortuitum, M. asiaticum, M. aurum, and M. conspicuum.