TABLE 1.
Demographics and clinical characteristics of the cohort, stratified by 90‐day mortality
| Variable | Survived (n = 111) | Died (n = 125) | p value |
|---|---|---|---|
| Demographics | |||
| Age, years (IQR) | 61 (49, 69) | 66 (57, 76) | 0.002 |
| Male, n (%) | 60 (54) | 74 (41) | 0.43 |
| Female, n (%) | 51 (46) | 51 (59) | |
| Race | |||
| Black, n (%) | 33 (30) | 39 (31) | 0.88 |
| Asian, n (%) | 3 (3) | 2 (2) | |
| White, n (%) | 68 (61) | 74 (59) | |
| Other, n (%) | 7 (6) | 10 (8) | |
| Ethnicity | |||
| Hispanic, n (%) | 5 (4) | 7 (6) | 0.70 |
| Medical history | |||
| Diabetes, n (%) | 34 (31) | 46 (37) | 0.32 |
| Liver disease, n (%) | 11 (10) | 25 (20) | 0.03 |
| Renal disease, n (%) | 10 (10) | 24 (20) | 0.03 |
| Physiologic variables | |||
| Heart rate, beats per minute (IQR) | 100 (84, 113) | 100 (87, 114) | 0.70 |
| Respiratory rate, breaths per minute (IQR) | 20 (16, 24) | 21 (18, 26) | 0.09 |
| Cumulative vasopressor index (IQR) | 4 (3, 8) | 6 (4, 8) | <0.001 |
| Body mass index (IQR) | 28 (25, 36) | 27 (22, 35) | 0.10 |
| Laboratory values | |||
| White blood count, cells/mm3 (IQR) | 22.0 (12.3, 28.7) | 16.1 (11.4, 23.7) | 0.24 |
| Platelet count, cells/mm3 (IQR) | 161 (99, 232) | 129 (65, 210) | 0.02 |
| Creatinine, mg/dl (IQR) | 1.6 (1.1, 2.4) | 2.1 (1.4, 3.0) | 0.003 |
| Total bilirubin, mg/dl (IQR) | 0.9 (0.5, 1.7) | 1.6 (0.7, 3.7) | <0.001 |
| Clinical lactate, mmol/L (IQR) | 3.1 (2.3, 4.8) | 4.9 (2.7, 8.4) | <0.001 |
| Severity of illness | |||
| SOFA score | 10 (8, 12) | 12 (9, 15) | <0.001 |
Abbreviations: IQR, interquartile range; SOFA, sequential organ failure assessment.