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Table 2 Area under the receiver operation characteristics curve and Brier score for prediction of 30-day mortality in patients presenting in the emergency department

From: Routine blood tests are associated with short term mortality and can improve emergency department triage: a cohort study of >12,000 patients

  Primary cohort (n = 5371)a Validation (n = 5738)b
  AUC, % [95% CI] Brier score, % [95% CI] AUC, % [95% CI] Brier score, % [95% CI]
Triage 63.4 [59.1;67.5] 4.90 [4.24;5.62] 62.8 [59.4;66.2] 3.85 [3.40;4.30]
Demographicsc 74.9 [71.4;78.2] 4.79 [4.17;5.49] 78.5 [76.1;81.0] 3.75 [3.34;4.17]
Blood testsd 86.2 [83.1;89.3] 4.22 [3.62;4.82] 86.7 [84.4;88.9] 3.77 [3.44;4.11]
Blood testsd + demographicsc 88.1 [85.7;90.5] 4.18 [3.60;4.79] 89.7 [88.1;91.4] 3.56 [3.24;3.88]
Blood testsd + demographicsc + triage 88.6 [86.1;91.1] 4.11 [3.54;4.70] 90.8 [89.2;92.3] 3.40 [3.08;3.72]
  1. aHAPT-triage. bDEPT-triage. cAge and sex. dAlbumin, creatinine, c-reactive protein, haemoglobin, lactate dehydrogenase, leukocytes, potassium, sodium