Table 3.
Baseline characteristics of the patients with sepsis following ICUa admission.
| Variables | MIMIC-IVb (n=20,933) | eICU-CRDc (n=10,362) | ||||||||||||
|
|
Survivors (n=17,476) | Nonsurvivors (n=3457) | P value | Survivors (n=8605) | Nonsurvivors (n=1757) | P value | ||||||||
| Age (years), median (IQR) | 67 (56-77) | 71 (60-81) | <.001 | 66 (54-76) | 70 (60-80) | <.001 | ||||||||
| Male, n (%) | 10,285 (58.9) | 1938 (56.1) | .002 | 4606 (53.5) | 952 (54.2) | .62 | ||||||||
| BMI (kg/m2), median (IQR) | 27.2 (23.8-31.7) | 26.5 (23.1-31.3) | <.001 | 27.3 (23.1-33.2) | 25.9 (22.0-31.1) | <.001 | ||||||||
| Ethnicity, n (%) |
|
|
<.001 |
|
|
.97 | ||||||||
|
|
Asian | 508 (2.9) | 100 (2.9) |
|
140 (1.6) | 27 (1.5) |
|
|||||||
|
|
Black | 1739 (10) | 315 (9.1) |
|
868 (10.1) | 181 (10.3) |
|
|||||||
|
|
White | 11.972 (68.5) | 2134 (61.7) |
|
6699 (77.9) | 1361 (77.5) |
|
|||||||
|
|
Other | 3257 (18.6) | 908 (26.3) |
|
898 (10.4) | 188 (10.7) |
|
|||||||
| Comorbidities, n (%) | ||||||||||||||
|
|
Chronic kidney disease | 2913 (16.7) | 673 (19.5) | <.001 | 1040 (12.1) | 277 (15.8) | <.001 | |||||||
|
|
Congestive heart failure | 5575 (31.9) | 1332 (38.5) | <.001 | 1907 (22.2) | 429 (24.4) | .04 | |||||||
|
|
Chronic pulmonary disease | 4882 (27.9) | 1055 (30.5) | .002 | 2015 (23.4) | 415 (23.6) | .86 | |||||||
|
|
Liver disease | 1209 (6.9) | 487 (14.1) | <.001 | 96 (1.1) | 79 (4.5) | <.001 | |||||||
|
|
Diabetes | 5832 (33.4) | 1103 (31.9) | .09 | 2976 (34.6) | 562 (32) | .04 | |||||||
| Pulmonary infection, n (%) | 6958 (39.8) | 1983 (57.4) | <.001 | 4299 (50) | 933 (53.1) | .02 | ||||||||
| Vasopressors, n (%) | 8836 (50.6) | 2518 (72.8) | <.001 | 2450 (28.5) | 835 (47.5) | <.001 | ||||||||
| Urine output (mL), median (IQR) | 1640 (1030-2465) | 956 (445-1715) | <.001 | 1320 (689-2223) | 700 (250-1351) | <.001 | ||||||||
| Glasgow Coma Scale (score), median (IQR) | 15 (13-15) | 15 (12-15) | .02 | 14 (9-15) | 10 (6-14) | <.001 | ||||||||
| APS IIId (score), median (IQR) | 46 (35-60) | 66 (51-84) | <.001 | 51 (38-67) | 71 (54-92) | <.001 | ||||||||
| SOFAe (score), median (IQR) | 5 (4-8) | 8 (6-11) | <.001 | 4 (2-7) | 7 (4-10) | <.001 | ||||||||
| Length of ICU stay (hours), median (IQR) | 72 (44-138) | 109 (58-208) | <.001 | 68 (43-121) | 86 (46-170) | <.001 | ||||||||
aICU: intensive care unit.
bMIMIC-IV: Medical Information Mart for Intensive Care database-IV.
ceICU-CRD: eICU Collaborative Research Database.
dAPS III: Acute Physiology Score III.
eSOFA: Sequential Organ Failure Assessment.