Table 2 Characteristics of the study group
All patients (n = 3,147) | Stratifying according to albumin administration | |||
|---|---|---|---|---|
Albumin (n = 354) | No albumin (n = 2,793) | p value | ||
Age, mean ± SDa | 61 ± 17 | 62 ± 15 | 60 ± 18 | 0.15 |
Male (%)b | 1,920 (61.7%) | 219 (62.4) | 1,701 (61.6) | 0.776 |
Chronic diseases (%) | ||||
COPD | 340 (10.8) | 38 (10.7) | 302 (10.8) | 0.964 |
Cancer | 415 (13.2) | 66 (18.7) | 349 (12.5) | <0.001 |
Heart failure | 307 (9.8) | 42 (11.9) | 265 (9.5) | 0.156 |
Diabetes | 226 (7.2) | 29 (8.2) | 197 (7.1) | 0.434 |
Liver cirrhosis | 121 (3.8) | 32 (9.0) | 89 (3.2) | <0.001 |
Hematologic cancer | 69 (2.2) | 13 (3.7) | 56 (2.0) | 0.053 |
HIV/AIDS | 26 (0.9) | 6 (1.7) | 20 (0.7) | 0.18 |
Surgical admission (%) | 1,388 (44.1) | 218 (61.6) | 1,170 (41.9) | <0.001 |
SAPS II score, mean ± SD | 36.5 ± 17.1 | 41.5 ± 17.3 | 35.9 ± 17.0 | <0.001 |
Admission SOFA score, mean ± SD | 5.1 ± 3.8 | 6.9 ± 3.9 | 4.9 ± 3.8 | <0.001 |
Infection (%) | 1,177 (37.4) | 225 (63.6) | 952 (34.1) | <0.001 |
On admission | 777 (24.7) | 140 (39.5) | 637 (22.8) | <0.001 |
Severe sepsis (%) | 930 (29.6) | 202 (57.1) | 728 (26.1) | <0.001 |
On admission | 552 (17.5) | 112 (31.6) | 440 (15.8) | <0.001 |
Septic shock (%) | 462 (16.5) | 144 (40.7) | 318 (11.4) | <0.001 |
On admission | 243 (7.7) | 62 (17.5) | 181 (6.5) | <0.001 |
ICU stay, median (IQ) | 3.0 (1.7–6.9) | 8.0 (3.1–17.8) | 2.9 (1.6–6) | <0.001 |
Hospital stay, median (IQ)c | 15 (7–32) | 27 (12–49) | 14 (7–29) | <0.001 |
ICU mortality (%)d | 583 (18.5) | 125 (35.3) | 458 (16.4) | <0.001 |
Hospital mortality (%)c | 747 (23.7) | 147 (41.5) | 600 (21.3) | <0.001 |