Diagnostic yield of Abrams and True -Cut needle biopsies (n=50)
| Parameter | Abrams | True-Cut | X2 | p. value |
| Pleural tissue present at histology (n=50) | 46 (92%) | 37 (74%) | 4.536 | 0.033* |
| Pleural tuberculosis (n=31) | 26 (83.8%) | 17 (54.8%) | 4.857 | 0.027* |
| Malignancy (n=13) | 11 (84.6%) | 9 (69.2%) | 0.217 | 0.642 |
* Significant