Table 3.
Clinical Characteristics of Survived Versus Nonsurvived Patients
| Variables | Survived n=842 Patients | Nonsurvived n=163 Patients | P Value |
|---|---|---|---|
| Age (mean) | 74.1±15.7 | 77.9±11.1 | <0.001 |
| Male sex | 507 (60.2%) | 83 (50.1%) | 0.027 |
| PSI II to III classes | 185 (22.0%) | 3 (1.8%) | <0.001 |
| PSI IV class | 424 (50.4%) | 81 (49.7%) | 0.877 |
| PSI V class | 233 (27.7%) | 79 (48.5%) | <0.001 |
| CURB‐65 I class | 373 (44.3%) | 44 (27.0%) | <0.001 |
| CURB‐65 II class | 290 (34.4%) | 66 (40.5%) | 0.139 |
| CURB‐65 III class | 179 (21.3%) | 53 (32.5%) | 0.002 |
| Chronic heart disease | 235 (27.9%) | 54 (33.1%) | 0.178 |
| Chronic hepatitis | 63 (7.5%) | 32 (19.6%) | <0.001 |
| Diabetes | 164 19.5%) | 31 (19.0%) | 0.892 |
| Renal failure | 142 (16.9%) | 52 (31.9%) | <0.001 |
| COPD | 284 (33.7%) | 39 (23.9%) | 0.014 |
| CAP | 576 (70.2%) | 51 (27.5%) | <0.001 |
| Neoplasm | 186 (22.1%) | 47 (28.8%) | 0.062 |
| Pleural effusion | 340 (40.6%) | 94 (57.7%) | <0.001 |
| Immunosuppressive therapy | 106 (12.9%) | 30 (16.2%) | 0.27 |
| Aspin use | 371 (44.1%) | 19 (11.7%) | <0.001 |
| Fever >38°C | 457 (54.3%) | 91 (55.8%) | 0.716 |
| PaO2/FiO2 ratio <300 | 279 (33.1%) | 103 (63.2%) | <0.001 |
| NIV | 14 (1.7%) | 17 (9.2%) | <0.001 |
| SOFA score (median) | 2.1 | 3.9 | <0.001 |
| Severe sepsis or septic shock | 50 (5.9%) | 39 (23.9%) | <0.001 |
CAP indicates community‐acquired pneumonia; COPD, chronic obstructive pulmonary disease; HCAP, healthcare‐associated pneumonia; NIV, noninvasive ventilation; PSI, pneumonia severity index; SOFA, Sequential Organ Failure Assessment.