Table 1. Baseline characteristics of study subjects (n=1,335).
| Variables | Survival group (n=785) | Non-survival group (n=550) | P value |
|---|---|---|---|
| Age (years) | 59.34±17.74 | 64.13±17.22 | <0.001 |
| Female | 265 (33.8) | 197 (35.8) | 0.436 |
| BMI (kg/m2) | 24.01±12.96 | 22.74±4.43 | 0.028 |
| CCI | 1 [0–3] | 2 [1–4] | <0.001 |
| Immunosuppressor | 42 (5.4) | 51 (9.3) | 0.006 |
| Admission department | 0.319 | ||
| Surgery | 242 (30.8) | 184 (33.5) | |
| Internal medicine | 294 (37.5) | 212 (38.5) | |
| ICU | 249 (31.7) | 154 (28.0) | |
| Infection site | <0.001 | ||
| Gastrointestinal and abdominal | 285 (36.3) | 143 (26.0) | |
| Respiratory | 256 (32.6) | 262 (47.6) | |
| Others | 244 (30.1) | 145 (26.4) | |
| Diagnosed with sepsis after 48 hours | 208 (26.5) | 234 (42.5) | <0.001 |
| LOS (days) | 27 [15–45] | 19 [8–40] | <0.001 |
Data were expressed as mean ± SD or medium [IQR] for continuous variables and n (%) for categorical variables. BMI, body mass index; CCI, Charlson comorbidity index; ICU, intensive care unit; LOS, length of stay; SD, standard deviation; IQR, interquartile range.