Research Article
Clinical Features and Risk Factors for Mortality in Hospitalized Older Adults with Pneumonia
Table 3
Univariate analysis of risk factors for mortality.
| | | Recovered | Not recovered | value | | n = 82 (%) | n = 11 (%) |
| | Demographics | | | | | Age, median (IQR) | 80 (72–84) | 82 (77–87) | 0.28 | | Males | 46 (56.1) | 8 (72.7) | 0.29 | | Females | 36 (43.9) | 3 (27.3) | 0.29 | | PS, median (IQR) | 1 (0–3) | 2 (1–3) | 0.08 | | HCAP | 16 (19.5) | 1 (9.0) | 0.46 | | Respiratory disease | 45 (54.9) | 8 (72.7) | 0.26 | | Received any pneumococcal vaccination | 32 (39.0) | 6 (54.5) | 0.33 | | Influenza vaccine | 40 (48.8) | 8 (72.7) | 0.17 |
| | Laboratory findings at pneumonia onset | | | | | Pneumococcal urinary antigen positive | 22 (26.8) | 2 (18.2) | 0.55 | | Albumin (g/dL), median (IQR) | 3.1 (2.8–3.6) | 2.6 (2.2–3.4) | 0.15 | | ABG | | | | | pH, median (IQR) | 7.46 (7.42–7.48) | 7.38 (7.24–7.47) | 0.002 | | PaCO2 (mmHg), median (IQR) | 35.9 (31.5–42.5) | 55.2 (31.6–73.8) | 0.002 |
| | Treatment | | | | | Anti-pseudomonal antibiotic | 18 (22.0) | 7 (63.6) | 0.003 | | Steroid therapy | 25 (30.5) | 3 (27.3) | 0.83 |
| | Severity of the disease and outcome | | | | | Days of hospitalization, median (IQR) | 14 (10–25) | 6 (4–40) | 0.74 | | A-DROP, median (IQR) | 2 (1–3) | 3 (2–3) | 0.02 |
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IQR: interquartile range; PS: performance status; HCAP: healthcare-associated pneumonia; PaCO2: partial pressure of carbon dioxide; ABG: arterial blood gas.
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