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Frequency of patients with regard to positive BAL in terms of BK, diffuse or local, unilateral or bilateral, and transudative or exudative pleural fluid.
| Variables | frequency percentage) Frequency) | |
|---|---|---|
| BAL interms of BK | Positive | 0 (0) |
| Negative | 31 (100) | |
| Anthracosis and anthracofibrosis | Local | 1 (3.2) |
| Diffuse | 30 (96.8) | |
| Pleural fluid | Unilateral | 17 (54.8) |
| Bilateral | 14 (41.9) | |
| Pleural effusion | Transudative | 29 (93.5) |
| Exudative | 2 (6.4) | |
