Subjects | 159 | 154 | 313 |
Mean age years | 61.3 | 63.7 | 62.5 |
Male n (%) | 94 (59.1) | 96 (62.3) | 190 (60.7) |
Initial treatment site n (%) | | | |
Inpatient treatment | 126 (79.3) | 124 (80.6) | 250 (79.9) |
Outpatient treatment | 33 (20.7) | 30 (19.4) | 63 (20.1) |
Risk assessment | | | |
CURB-65 mean, median | 1.2, 1 | 1.4, 1 | 1.3, 1 |
CURB-65 I | 102 | 93 | 195 |
CURB-65 II | 33 | 37 | 70 |
CURB-65 III | 24 | 24 | 48 |
CURB-65-A class mean, median | 2, 2# | 2, 2 | 2, 2# |
CURB-65-A I | 48# | 36 | 84# |
CURB-65-A II | 63# | 73 | 136# |
CURB-65-A III | 48# | 45 | 93# |
Confusion | 11 | 17 | 28 |
Urea >7 mmol·L−1 | 62 | 59 | 121 |
Respiratory rate ≥30 breaths·min−1 | 22 | 17 | 39 |
Systolic blood pressure <90 mmHg | 4 | 6 | 10 |
Age ≥65 years | 74 | 87 | 161 |
Final diagnosis n (%) | | | |
Bronchitis | 31 (19.5) | 33 (21.4) | 64 (20.4) |
AECOPD | 22 (13.8) | 21 (13.6) | 43 (13.7) |
CAP | 90 (56.6) | 75 (48.7) | 165 (52.7) |
Influenza | 1 (0.6) | 5 (3.2) | 6 (1.9) |
Other | 15 (9.4) | 20 (13.0) | 35 (11.1) |
Coexisting illnesses % | | | |
Lung cancer | 7.5 | 1.3 | 4.5 |
Other cancer <1 year | 10.1 | 7.8 | 8.9 |
Coronary heart disease | 9.4 | 10.4 | 9.9 |
Mean Charlson comorbidity index | 3.7 | 3.6 | 3.7 |
Anamnestic findings % | | | |
Cough | 78 | 89 | 83.4 |
Sputum | 49.1 | 55.5 | 50.4 |
Dyspnoea | 57.9 | 55.5 | 56.5 |
Tachypnoea | 23.3 | 25.8 | 24.6 |
Chest pain | 25.2 | 28.4 | 26.8 |
Clinical findings | | | |
Auscultatory findings % | 59.7 | 54.8 | 57.2 |
Fever % | 49.7 | 60 | 54.6 |
Shivering % | 17.6 | 23.9 | 20.4 |
Leukocytosis/leukopenia % | 47.8 | 44.5 | 46.3 |
Heart rate beats·min−1 | 95 | 94 | 95 |
Temperature °C | 37.6 | 38 | 37.8 |
Laboratory findings | | | |
Mean proADM nM | | | |
On admission | 1.311# | 1.599 | 1.456# |
Day 3 | 1.171# | 1.285 | 1.241# |
Day 6 | 1.215# | 1.396 | 1.293# |
Procalcitonin μg·L−1 | | | |
Median on admission | 0.16 | 0.18 | 0.18 |
<0.25 % | 62.3 | 63.6 | 62.9 |
0.25–0.5 % | 14.5 | 12.3 | 13.4 |
>0.5 % | 23.3 | 24 | 23.6 |
C-reactive protein mg·L−1 | 108.8 | 107.5 | 107.2 |
Leukocyte count cells·μL−1 | 12.3 | 11.5 | 11.8 |