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Table 1 Demographics table

From: Validation of a machine learning algorithm for early severe sepsis prediction: a retrospective study predicting severe sepsis up to 48 h in advance using a diverse dataset from 461 US hospitals

  DAD CHHD
Septic Non-septic Septic Non-septic
Total number 20,876 468,974 182 20,465
Age (SD) 62.4 (17.0) 55.62 (18.7) 50.5 (24.2) 40.4 (23.0)
Male 10,326 (49.5%) 221,029 (47.1%) 69 (37.9%) 7470 (36.5%)
Female 9325 (44.7%) 219,866 (46.9%) 88 (48.4%) 10,595 (51.8%)
Sex Unknown 1225 (5.9%) 28,079 (6.0%) 25 (13.7%) 2400 (11.7%)
White 9394 (45.0%) 145,891 (31.1%) 100 (54.9%) 11,854 (57.9%)
Black 1150 (5.5%) 20,158 (4.3%) 9 (4.9%) 764 (3.7%)
Hispanic 1090 (5.2%) 33,944 (7.2%) 0 (0.0%) 2 (0.0%)
Asian American 250 (1.2%) 3020 (0.6%) 1 (0.5%) 18 (0.1%)
Race/Ethnicity Unknown 8992 (43.1%) 265,961 (56.7%) 72 (39.6%) 7821 (38.2%)
Temperature 36.9 (0.7) 36.8 (0.5) 36.9 (0.3) 36.8 (0.2)
Respiratory rate 21.1 (4.6) 18.7 (4.1) 20.8 (7.5) 18.1 (5.1)
Systolic blood pressure 115.2 (17.7) 123.9 (17.1) 119.1 (16.7) 125.5 (16.7)
Diastolic blood pressure 61.2 (11.8) 68.6 (11.6) 66.6 (9.6) 73.2 (10.5)
Heart rate 90.9 (14.9) 83.8 (17.0) 93.8 (16.7) 85.4 (17.1)
Lactate 1.6 (1.6) 1.43 (1.1) 2.6 (2.0) 1.9 (1.6)
Creatinine 1.6 (1.4) 1.2 (1.2) 1.7 (1.8) 1.5 (2.6)
International normalized ratio (INR) 1.2 (0.9) 1.0 (0.7) 1.4 (0.8) 1.1 (0.4)
Platelets 204.0 (113.0) 220.4 (95.4) 238.5 (105.1) 239.6 (75.0)
SpO2 96.4 (3.1) 97.0 (2.3) 96.9 (1.6) 97.64 (1.3)
White blood count 12.8 (5.5) 10.5 (4.2) 8.6 (1.4) 8.2 (1.7)
PaO2 115.0 (36.6) 131.2 (62.0) 95.6 (27.8) 102.6 (45.3)
Bilirubin 1.1 (1.4) 0.8 (0.9) 1.3 (2.46) 0.7 (1.2)
FiO2 49.7 (23.8) 46.8 (23.6) 47.4 (20.4) 42.0 (18.1)
pH 7.4 (0.1) 7.4 (0.1) 7.4 (0.1) 7.4 (0.1)
  1. Demographic and clinical characteristics of patients included in the Dascena analysis dataset (DAD) and CHH dataset (CHHD)