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Results of investigation using sputum direct smear for acid fast bacilli (AFB)
| Results | Frequency | Percentage |
|---|---|---|
| Sputum with one smear positive | 20 | 50 |
| Sputum with two smear positive | 4 | 10 |
| Sputum with three sputum smear positive | 13 | 32.5 |
| Sputum with smear negative | 3 | 7.5 |
