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Table 5 Comparison of expected and observed outcomes at hospital discharge and 6 months after trauma

From: Factors that may improve outcomes of early traumatic brain injury care: prospective multicenter study in Austria

  Phase 1 Phase 2
Hospital (Outcome known) (n) 383 309
Expected Mortality (mean%) 34 34
Expected Deaths (n) 130 105
Observed deaths (n) 118 72
Observed mortality (mean%) 31 23
OE ratio 0,91 0,69
Unexpected survivors (n) 12 33
6 month total (Outcome known) (n) 229 286
Expected Unfavorable (mean%) 60,3 54
Expected Unfavorable (n) 138 154
Observed Unfavorable (n) 154 105
Observed Unfavorable (mean%) 67 37
OE ratio 1,12 0,68
Unexpected favorable (n) -16 49
  1. Legend: OE observed/expected; 6 month outcome was measured by GOSE (Glasgow Outcome Scale extended) and dichotomized into favorable (GOSE score 7–8) and unfavorable (GOSE score 1–6) outcomes, OE Observed versus Expected