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Table 3 Isolated head injury stratified by dispatch criteria

From: Helicopter emergency medical service dispatch in older trauma: time to reconsider the trigger?

  Total (n = 410) Immediate Interrogate Crew Request P value
n [%] n [%] n [%] n [%]
Age (median, IQR) 75 [13] 74 [13.5] 75 [13] 77 [13.5] .019
GCS (median, IQR) 14 [6.8] 13 [7] 14 [5] 13 [7.5] .45
Missing GCS 26 [6.3] 14 [10.5] 8 [5.1] 4 [3.3] .045
PHEA 114 [27.9] 38 [28.6] 33 [21.2] 43 [35.5] .029
Anticoagulant reversal 11 [2.7] 3 [2.3] 2 [1.2] 6 [4.9] .152
Hypertonic saline 5% 35 [8.6] 12 [9.0] 11 [7.1] 12 [9.9] .716
GCS ≤8 96 [23.4] 34 [25.6] 29 [18.6] 33 [27.3] .327
GCS ≤8 with PHEA 68 [16.6] 19 [55.9] 19 [65.6] 30 [91.0] .005
  1. Isolated head injury stratified by dispatch criteria. GCS Glasgow coma scale, PHEA Pre-hospital emergency anaesthesia