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Table 6 Distance to the scene and response time by physician team and vehicle

From: Prehospital response model and time to CT scan in blunt trauma patients; an exploratory analysis of data from the head injury retrieval trial

 

GSA HEMS by road, n = 11

GSA HEMS by helicopter, n = 37

HIRT HEMS, all by helicopter, n = 335

P

Nm from base to incident

5 (2–7)

20 (14–28)

11 (7–16)

<0.001,*§ ¥

Response time, minutes

15 (10–19)

22 (19–27)

11 (9–14)

<0.001,*¥

  1. Nm, nautical mile. All values reported as medians (IQR).
  2. *indicates difference between GSA HEMS by road and GSA HEMS by helicopter at <0.05 level.
  3. §indicates difference between GSA HEMS by road and HIRT HEMS at <0.05 level.
  4. ¥indicates difference between GSA HEMS by helicopter and HIRT HEMS at <0.05 level.