Table 3 Presence of abnormality, site, and pattern of CXR abnormalities in TB and non TB groups
Characteristic | TB group (N=20) No. (%) | Non TB group (N=20) No. (%) | Test of significance |
|---|---|---|---|
Abnormal | 20 (86.9%) | 20 (37.7%) | (Fisher’s exact test) p <0.001 |
Normal | 3 (13.1%) | 33 (62.3%) | |
Site | Â | Â | (Monte Carlo test) p 0.005* |
 Upper lobe* | 7 (35.0%) | 3 (15.0%) | |
 Lower lobe | 2 (10.0%) | 12 (60.0%) | |
 Extensive* | 11 (55.0%) | 5 (25.0%) | |
Pattern |  |  | (Fisher’s exact test) p 0.231 |
 Infiltrate | 20 (100%) | 17 (85.0%) | |
 Cavity | 0 (0%) | 3 (15.0%) |