PTB | CAP | Control | p-value | |
Demographics | ||||
Patients n | 102 | 62 | 34 | |
Age yrs | 71.5±18.5 | 75.2±17.0 | 64.7±15.3 | 0.2194 |
Males/females n | 63/39 | 38/24 | 11/23 | >0.9999 |
Symptoms | ||||
Fever | 48 (47.1) | 62 (100) | <0.0001 | |
Cough or sputum | 53 (52.0) | 44 (71.0) | 0.0216 | |
Dyspnoea | 22 (21.6) | 38 (61.3) | <0.0001 | |
Chest pain | 4 (3.9) | 5 (8.1) | 0.3005 | |
Weight loss | 19 (18.6) | 2 (3.2) | 0.0035 | |
Laboratory test | ||||
PCT ng·mL−1 | 0.21±0.49 | 4.10±8.68 | 0.05±0 | <0.0001 |
CRP mg·dL−1 | 6.18±5.75 | 15.67±9.59 | 0.14±0.27 | <0.0001 |
WBC 109 cells·L−1 | 7.87±3.12 | 13.01±8.23 | 5.95±1.33 | <0.0001 |
Neutrophils 109 cells·L−1 | 6.23±3.10 | 11.57±8.20 | 3.62±1.43 | <0.0001 |
Lymphocytes 109 cells·L−1 | 1.04±0.73 | 1.02±0.55 | 1.70±0.47 | 0.7207 |
Radiography findings | ||||
Cavitary lesion | 44 (43.1) | 8 (13.0) | 0.0001 | |
Pleural effusion | 21 (20.6) | 10 (16.1) | 0.5418 | |
PORT score | 89.8±35.3 | 106.4±41.6 | 0.0116 |
Data are presented as n (%) or mean±sd, unless otherwise stated; p-values are given for the comparison between pulmonary tuberculosis (PTB) and community-acquired pneumonia (CAP). PCT: procalcitonin; CRP: C-reactive protein; WBC: white blood cell; PORT: Pneumonia Patients Outcome Research Team.