Table 2.
Descriptive statistics of baseline characteristics of the study population stratified by hospital survival state
| Survived hospitalization | Deceased during hospitalization | P-value | |
|---|---|---|---|
| Number of patients | 9643 | 3726 | |
| Age (mean (SD)) | 59.9 (12.1) | 68.59 (9.0) | < 0.001 |
| Male (%) | 6486 (67.3) | 2740 (73.5) | < 0.001 |
| BMI (mean(SD)) | 29.8 (5.6) | 28.96 (5.5) | < 0.001 |
| Chronic diagnosis | |||
| Respiratoir insufficiency | 1097 (11.4) | 710 (19.1) | < 0.001 |
| Renal insufficiency | 270 (2.8) | 347 (9.3) | < 0.001 |
| Chirrosis | 25 (0.3) | 32 (0.9) | < 0.001 |
| Malignancy | 171 (1.8) | 64.8 (1.7) | < 0.001 |
| Immunological insufficiency | 714 (7.4) | 524 (14.1) | |
| Cardiovasculair insufficiency | 103 (1.1) | 105 (2.8) | < 0.001 |
| Number of comorbidities (mean (SD)) | 0.44 (0.7) | 0.76 (0.9) | < 0.001 |
| Admission type N(%) | 0.31 | ||
| Medical | 9457 (98.3) | 3668 (98.7) | |
| Urgent surgery | 114 (1.2) | 31 (0.8) | |
| Elective surgery | 49 (0.5) | 18 (0.5) | |
| Missing admission type or died before ICU admission | 23 (3.6) | 9 (0.2) | |
| Mechanical ventilated in first 24 hrs of ICU admission | 5672 (58.8) | 2638 (70.8) | < 0.001 |
| APACHE III score | 56.57 (18.3) | 72.52 (23.8) | < 0.001 |
| ICU mortality N(%) | |||
| In-hospital mortality N(%) | 0 (0) | 3726 (100) |