Table 1 Demographic data
Variable | All patients (n = 1503) | Surgical ICU patients (n = 356) | Medical ICU patients (n = 1147) | p |
|---|---|---|---|---|
Age, year | 63 (±17) | 59 (±17) | 64 (±17) | <0.0001 |
Gender, male n (%) | 983 (65.4) | 230 (64.6) | 753 (65.6) | 0.7179 |
SAPS II, points | 55 (±20.8) | 42.2 (±13.9) | 59.5 (±21) | <0.0001 |
ICU mortality, n (%) | 328 (21.8) | 57 (16.0) | 271 (23.6) | 0.0021 |
Days of ICUa hospitalization, n | 8 (3–19) | 15 (7–26) | 7 (3–15) | <0.0001 |
Patients under MV, n (%) | 1264 (84.1) | 326 (91.6) | 938 (81.8) | <0.0001 |
Days of MV, n | 6 (2–13) | 10 (4–19) | 5 (2–10) | <0.0001 |
Main admission diagnosis, n (%) | ||||
Respiratory distress | 501 (33.3) | 74 (20.8) | 427 (37.2) | <0.0001 |
Neurological failure | 407 (27.1) | 175 (49.2) | 232 (20.2) | <0.0001 |
Cardiac arrest | 196 (13.0) | 1 (0.3) | 195 (17.0) | <0.0001 |
Sepsis or septic shock | 122 (8.1) | 24 (6.7) | 98 (8.6) | 0.2767 |
Other | 277 (18.5) | 82 (23.0) | 195 (17.0) | 0.0103 |