Table 1.
Demographic data comparison between survivors and nonsurvivors.
| All patients N = 538 | Survivors N = 442 | Nonsurvivors N = 96 | p value | |
|---|---|---|---|---|
| Age (median, IQR), years∗ | 62 (51,79) | 65 (51,79) | 66 (51,75) | 0.77 |
| Male gender (n (%))† | 291 (54.1) | 231 (52.3) | 60 (62.5) | 0.09 |
| Comorbidities (n (%))† | ||||
| 1. Hypertension | 229 (42.6) | 196 (44.3) | 33 (34.4) | 0.09 |
| 2. Cardiovascular disease | 145 (27.0) | 121 (27.4) | 24 (25.0) | 0.73 |
| 3. Diabetes mellitus | 130 (24.2) | 110 (24.9) | 20 (20.8) | 0.48 |
| 4. Renal insufficiency | 104 (19.3) | 89 (20.1) | 15 (15.6) | 0.38 |
| 5. Neurologic disease | 67 (12.5) | 59 (13.3) | 8 (8.3) | 0.24 |
| 6. Malignancy | 81 (15.1) | 59 (13.3) | 22 (22.9) | 0.02 |
| 7. Respiratory disease | 69 (12.8) | 58 (13.1) | 11 (11.5) | 0.78 |
| 8. Hepatobiliary disease | 50 (9.3) | 44 (10) | 6 (6.2) | 0.35 |
| Causes of ICU admission (n (%))† | ||||
| 1. Respiratory causes | 352 (65.4) | 277 (62.7) | 75 (78.1) | 0.01 |
| 2. Sepsis, infection causes | 244 (45.4) | 192 (43.4) | 52 (54.2) | 0.07 |
| 3. Cardiovascular causes | 208 (38.7) | 179 (40.5) | 29 (30.2) | 0.08 |
| 4. Neurological causes | 85 (15.8) | 72 (16.3) | 13 (13.5) | 0.61 |
| 5. Gastrointestinal causes | 81 (15.1) | 69 (15.6) | 12 (12.5) | 0.54 |
| 6. Renal causes | 72 (13.4) | 54 (12.2) | 18 (18.8) | 0.12 |
| APACHE-II (median, IQR)∗ | 20 (14, 24) | 18 (14, 22) | 23 (21, 27) | <0.01 |
| 24 h Calorie intake (median, IQR), Kcal∗ | 0 (0, 560) | 0 (0, 560) | 0 (0, 230) | <0.01 |
| Insulin administration (n (%))† | 104 (19.3) | 78 (17.6) | 26 (27.1) | 0.05 |
| Hypoglycemia (n (%))† | 43 (8.0) | 31 (7.0) | 12 (12.5) | 0.11 |
| Number of glucose samples in 24 h (median, IQR)∗ | 7 (6,7) | 7 (6,7) | 8 (7,9) | <0.01 |
| Mechanical ventilator used, n (%))† | 425 (79.0) | 331 (74.9) | 94 (97.4) | <0.01 |
†Statistical analysis with the Chi-square test; p value for significance <0.05. ∗Statistical analysis with the Mann–Whitney U-test; p value for significance <0.05.