Table 2 Yield of mycobacteria and contaminants in 75 sputum samples, decontaminated by 0.7 %-chlorhexidine or NALC-NaOH
From: Chlorhexidine decontamination of sputum for culturing Mycobacterium tuberculosis
NALC-NaOH | |||||||
|---|---|---|---|---|---|---|---|
Positive M. tuberculosis | Positive other mycobacteria | Contaminated/Positive | Contaminated/Negative | Negative | Total | ||
Chlorhexidine-0.7 % | Positive M. tuberculosis | 7 | 0 | 1 | 2 | 2 | 12 |
Positive other mycobacteria | 0 | 0 | 0 | 0 | 2 | 2 | |
Contaminated/Positive | 0 | 0 | 0 | 0 | 0 | 0 | |
Contaminated/Negative | 0 | 0 | 0 | 0 | 0 | 0 | |
Negative | 0 | 0 | 0 | 3 | 58 | 61 | |
Total | 7 | 0 | 1 | 5 | 62 | 75 | |