| Arm A No. of pt (%) | Arm B No. of pt (%)
| Total No. of pt(%) | P value | |
Clinical presentation | Cough | 17 (85%) | 19 (95%) | 36 (90%) | 0.29 |
Pain | 18 (90%) | 16 (80%) | 34 (85%) | 0.38 | |
Dyspnea | 12 (60%) | 12 (60%) | 24 (60%) | 1 | |
Haemoptysis | 8 (40%) | 12 (60%) | 20 (50%) | 0.21 |