| Patients with pneumonia (n = 239) | Patients without pneumonia (n = 216) | p value, age and sex-adjusted |
---|---|---|---|
Age, mean ± standard deviation (years) | 80 ± 14 | 82 ± 10 | 0.22 |
Men, number (%) | 138 (58) | 89 (41) | 0.006 |
CIRS Comorbidity Score, median [IQR] | 14 [10–17] | 14 [10–18] | 0.51 |
Number of comorbidities, mean ± standard deviation | 3.9 ± 1.5 | 4.0 ± 1.3 | 0.75 |
Nursing home residents, number (%) | 46 (19) | 24 (11) | 0.004 |
Ward length of stay, mean ± standard deviation (days) | 4.9 ± 3.1 | 3.8 ± 2.1 | <0.001 |
Inhospital death, number (%) | 19 (8) | 16 (7) | 0.96 |
hs-CRP, median [IQR] (mg/L, normal range 0–5) | 116.0 [46.5–179.0] | 22.5 [6.9–84.4] | <0.001 |
Procalcitonin, median [IQR] (ng/ml, normal range 0–0.50) | 0.22 [0.12–0.87] | 0.15 [0.10–0.35] | 0.08 |
Dementia, number (%) | 100 (42) | 54 (25) | <0.001 |
Stroke, number (%) | 57 (24) | 39 (18) | 0.11 |
Cancer, number (%) | 53 (22) | 41 (19) | 0.56 |
Liver disease, number (%) | 31 (13) | 21 (10) | 0.53 |