Table 1.
Patient Characteristics.
| Characteristic | Total | Hypophosphatemia | Non-hypophosphatemia | p value | ||||
|---|---|---|---|---|---|---|---|---|
| (n=600) | (n=72) | (n=528) | ||||||
| Female sex | 175 (29.2%) | 17 (23.6%) | 158 (29.9%) | 0.333 | ||||
| Age (years) | 67.9±15.2 | 69.7±14.1 | 67.6±15.3 | 0.265 | ||||
| <65 | 184 (30.7%) | 18 (25.0%) | 166 (31.4%) | 0.485 | ||||
| 65-74 | 200 (33.3%) | 23 (31.9%) | 177 (33.5%) | |||||
| 75-89 | 204 (34.0%) | 29 (40.3%) | 175 (33.1%) | |||||
| 90- | 12 (2.0%) | 2 (2.8%) | 10 (1.9%) | |||||
| Pathogen identified | 304 (50.7%) | 39 (54.2%) | 265 (50.2%) | 0.533 | ||||
| Comorbidity | ||||||||
| Pulmonary disease | 321 (53.5%) | 38 (52.8%) | 283 (53.6%) | 0.901 | ||||
| Non-pulmonary disease | 312 (52.0%) | 47 (65.3%) | 265 (50.2%) | 0.017 | ||||
| Smoking history | 391 (65.2%) | 50 (69.4%) | 341 (64.6%) | 0.510 | ||||
| CAP/HCAP | ||||||||
| CAP without health care contacts | 401 (66.8%) | 52 (72.2%) | 349 (66.1%) | 0.224 | ||||
| CAP with health care contacts | 191 (31.8%) | 18 (25.0%) | 173 (32.8%) | |||||
| Performance status | ||||||||
| 0 | 352 (58.7%) | 45 (62.5%) | 307 (58.1%) | 0.637 | ||||
| 1-2 | 218 (36.3%) | 23 (31.9%) | 195 (36.9%) | |||||
| 3-4 | 28 (4.7%) | 4 (5.6%) | 24 (4.5%) | |||||
| Disease severity on admission | ||||||||
| Severe | 75 (12.5%) | 19 (26.4%) | 56 (10.6%) | <0.001 | ||||
| In-hospital mortality | 22 (3.7%) | 5 (6.9%) | 17 (3.2%) | 0.168 |
CAP: community-acquired pneumonia, HCAP: healthcare-associated pneumonia