Patient history | |
Age years | 50±17 |
Male | 1122 (40) |
Current smoking | 780 (28) |
Comorbidity (pulmonary, cardiac or DM)# | 763 (27) |
Days ill prior to consultation | 9±8 |
Cough present | 2808 (100) |
Breathlessness present | 1592 (57) |
Chest pain present | 1301 (46) |
Physical examination | |
Diminished vesicular breathing | 358 (13) |
Crackles | 265 (9) |
Temperature >37.8°C | 121 (4) |
Clinical judgment of general practitioner | |
Pneumonia present | 72 (3) |
Chest radiograph (reference test) | |
Pneumonia present | 140 (5) |
Data are presented as mean±sd or n (%). DM: diabetes mellitus. #: pulmonary comorbidity was defined as history of asthma or chronic obstructive pulmonary disease and cardiac comorbidity was defined as history of heart failure or ischaemic heart disease.