Table 1 Characteristics of pneumonia patients
Total (n = 60) | Pneumococcal pneumonia (n = 17) | Pneumonia caused by other bacteria (n = 43) | P | ||||
|---|---|---|---|---|---|---|---|
Age, years, median (range) | 81 | (28–96) | 78 | (28–96) | 82 | (40–96) | 0.45 |
Male sex, n (%) | 35 | (58.3) | 7 | (41.2) | 28 | (68.3) | 0.15 |
Nursing home residents, n (%) | 8 | (13.3) | 0 | 0 | 8 | (19.5) | 0.091 |
Smoking history, n (%) | 33 | (55.0) | 7 | (41.2) | 26 | (63.4) | 0.25 |
Patients with underlying disease | |||||||
Diabetes mellitus, n (%) | 14 | (23.3) | 2 | (11.8) | 12 | (29.3) | 0.31 |
Bronchial asthma, n (%) | 12 | (20.0) | 3 | (17.6) | 9 | (22.0) | 1.00 |
COPDa, n (%) | 14 | (23.3) | 3 | (17.6) | 11 | (26.8) | 0.74 |
Liver cirrhosis, n (%) | 0 | (0.0) | 0 | (0.0) | 0 | (0.0) | - |
Renal failure, n (%) | 10 | (16.7) | 2 | (11.8) | 8 | (19.5) | 0.71 |
Heart failure, n (%) | 7 | (11.7) | 1 | (5.9) | 6 | (14.6) | 0.66 |
Malignant neoplasm, n (%) | 19 | (31.7) | 4 | (23.5) | 15 | (36.6) | 0.54 |
Patients vaccinated against S. pneumoniae, n (%) | 13 | (21.7) | 1 | (5.9) | 12 | (29.3) | 0.087 |
Patients with prior antibiotic therapy, n (%) | 23 | (38.3) | 4 | (23.5) | 19 | (46.3) | 0.16 |
Body temperature, °C, median (range) | 37.6 | (35.6–40.2) | 37.8 | (36.3–39.9) | 37.6 | (35.6–40.2) | 0.71 |
White blood cells, /μL, median (range) | 10,850 | (2000–30,700) | 11,900 | (6100–30,700) | 10,700 | (2000–25,100) | 0.52 |
C-reactive protein, mg/dL, median (range) | 12.23 | (0.12–40.73) | 15.11 | (0.92–36.7) | 12.14 | (0.12–40.73) | 0.046 |
PORTb score, points, median (range) | 111.5 | (32–236) | 87 | (38–236) | 124 | (32–186) | 0.10 |