| Subgroup 1 | Subgroup 2 | Subgroup 3 | Sepsis-3 cohort |
---|---|---|---|---|
Group size | 1218 | 2036 | 2528 | 5782 |
Age, mean (year) ± SD | 73.12 ± 14.56 | 67.91 ± 16.27 | 59.92 ± 18.24 | 65.52 ± 17.64 |
Gender (%) | ||||
 Male | 59.03% | 60.27% | 50.44% | 55.50% |
 Female | 40.97% | 39.73% | 49.56% | 44.30% |
Weight, mean (kg) ± SD | 84.25 ± 35.08 | 83.01 ± 24.32 | 79.37 ± 25.54 | 81.68 ± 27.56 |
BMI, mean (kg/m2) ± SD | 29.36 ±  | 29.48 ±  | 28.36 ±  | 29.01 ± 8.73 |
BMI, Strata | ||||
 Overweight | 32.50% | 32.00% | 33.14% | 32.56% |
 Underweight | 1.88% | 2.72% | 3.78% | 2.96% |
 Obese | 37.50% | 37.61% | 30.67% | 34.81% |
 Healthy weight | 28.12% | 27.67% | 32.40% | 29.66% |
ICU LOS, mean (day) ± SD | 3.14 ± 4.67 | 6.23 ± 7.10 | 4.21 ± 5.52 | 4.69 ± 6.09 |
Elixhauser index, Mean ± SD | 3.53 ± 6.90 | 5.65 ± 7.12 | 2.37 ± 6.59 | 3.77 ± 6.99 |
Ethnicity (%) | ||||
 Asian | 2.38% | 2.95% | 3.56% | 3.10% |
 Black | 9.61% | 8.64% | 8.23% | 8.66% |
 White | 76.68% | 72.15% | 71.08% | 72.64% |
 Hispanic | 1.40% | 3.09% | 4.27% | 3.25% |
 Other | 9.93% | 13.16% | 12.86% | 12.35% |
Day-1 SOFA score, Mean ± SD | 6.51 ± 2.60 | 8.65 ± 3.38 | 6.50 ± 2.53 | 7.29 ± 3.07 |
30-Day mortality (%) | 17.00% | 28.39% | 10.13% | 18.00% |
In-hospital mortality (%) | 11.99% | 24.80% | 7.32% | 14.46% |