PBMC (n=39) | BAL (n=20) | |
---|---|---|
Mean (SD) age (years) | 55.6±18.5 | 60.6±19.0 |
Male sex, n (%) | 25 (64) | 13 (65) |
Smoking, n (%) | 15 (38) | 8 (40) |
Comorbidity, n (%) | ||
COPD | 10 (26) | 5 (25) |
Heart disease | 8 (21) | 6 (30) |
Neurological disorder | 6 (15) | 4 (20) |
Chronic renal disease | 1 (3) | 1 (5) |
Diabetes mellitus | 6 (15) | 2 (10) |
Pneumonia Severity Index, n (%) | ||
Low I | 10 (26) | 3 (15) |
Low II | 7 (18) | 5 (25) |
Low III | 5 (13) | 2 (10) |
Moderate IV | 12 (31) | 6 (30) |
High V | 5 (13) | 4 (20) |
Mean ±SD CRP (mg/l) | 207±151 | 219±169 |
Chest consolidation(s), n (%) | ||
Unilobar, unilateral | 32 (82) | 16 (80) |
Multilobar, unilateral | 5 (13) | 2 (10) |
Bilateral | 2 (5) | 2 (10) |
ICU admission | 8 (21) | 5 (25) |
Mechanical ventilation, n (%) | 6 (15) | 4 (20) |
Bacteraemia, n (%) | 6 (15) | 5 (25) |
Hypoxaemia (sat<90%), n (%) | 13 (33) | 7 (35) |
Mean ±SD LOS (days) | 10±14 | 13±18 |
Mortality, n (%) | 2 (5) | 2 (10) |
Microbiological species, n (%) | ||
Streptococcus pneumoniae | 10 (26) | 7 (35) |
Other bacterial | 10 (26) | 5 (25) |
Viral | 3 (7.7) | 2 (10) |
Unknown | 16 (41) | 6 (30) |
BAL, bronchoalveolar lavage; CAP, community-acquired pneumonia; COPD, chronic obstructive pulmonary disease; PBMC, peripheral blood mononuclear cells; LOS, length of hospital stay. For all clinical parameters p>0.35.