Associated symptoms and co-morbidities in patients
| No of patients (percentage) | |
| Symptoms | |
| Weight loss | 11 (4%) |
| Chest pain | 11 (4%) |
| Cough | 195 (71%) |
| Purulent sputum | 41 (15%) |
| Comorbidities | |
| Ischaemic heart disease | 30 (10.9%) |
| Chronic obstructive pulmonary disease | 32 (11.6) |
| Hypertension | 15 (5.4%) |
| Asthma | 12 (4.3%) |
| Diabetes | 9 (3.2%) |