Age years, mean±sd (range) | 39.67±15.9 (3–73) |
≤19 | 5 |
20–49 | 31 |
50–79 | 16 |
Sex, male/female | 25/27 |
Location, rural/urban | 38/14 |
Duration of illness days |
<30 | 34 |
≥30 | 18 |
Symptoms, frequency |
Dyspnoea | 39 |
Cough | 32 |
Chest pain | 30 |
Sputum | 27 |
Fever | 24 |
Weight loss | 19 |
Haemoptysis | 4 |
History of diabetes mellitus | 2 |
Body mass index kg·m-2, mean±sd | 22.6±4.8 |
Underweight | 16 |
Normal weight | 21 |
Overweight | 15 |
Pleural fluid biochemistry, mean±sd |
Glucose mg·dL−1 | 53.88±16.6 |
Protein g·L−1 | 51.0±20.6 |
LDH IU·L−1 | 641.76±265.58 |
Cholesterol mg·dL−1 | 74.1±12.3 |
pH | 7.26±0.27 |
Drainage duration days, mean±sd (range) | 11.98±6.61 (5–36) |
Causes of effusion, n (%) |
Pneumonia | 24(46.2) |
Tuberculosis | 17 (32.7) |
Malignancy | 9 (17.3) |
Pleural endometriosis | 1 (1.9) |
Undiagnosed pleural effusion | 1 (1.9) |