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Table 2 Starting point, endpoint, maximal duration in minutes and definition of 10 time intervals selected as guidelines for severe trauma patients

From: Developing process guidelines for trauma care in the Netherlands for severely injured patients: results from a Delphi study

Time   
Time intervals for dispatch setting   
  Start End Minutes
1 112 call at dispatch Departure of ambulance 2
2 112 call at dispatch Departure of MMT 2
3 Request for Mobile Medical Team (MMT) Departure of MMT 2
Time intervals for dispatch and prehospital setting  
  Start End Minutes
4 112 call at dispatch Arrival of ambulance on scene 10
5 112 call at dispatch Arrival of MMT on scene 15
6 Request for MMT Arrival of MMT on scene 15
7 112 call at dispatch Arrival at the emergency department 30
Time intervals for prehospital setting   
  Start End Minutes
8 Arrival of ambulance on scene Departure of patient 10
9 Arrival of MMT on scene Departure of patient 10
Time intervals for emergency department (ED) setting  
  Start End Minutes
10 Arrival at the trauma room Departure from trauma room 30
Definitions of time points
Point in time The moment that the:
112 call at dispatch dispatch nurse picks up the phone.
Request for MMT dispatch nurse picks up the phone to receive the request
Departure of ambulance ambulance departs to the accident location
Departure of MMT MMT departs to the accident location
Arrival of ambulance on scene ambulance nurse starts delivering care to the patient
Arrival of MMT on scene MMT members start delivering care to the patient
Departure of the patient patient leaves the accident location
Arrival of the patient at the ED ED team starts delivering care to the patient
Departure from the trauma room patient definitively leaves the trauma room
  1. Guideline 7, 8 and 9 are only considered relevant when a ‘scoop and run’ strategy is performed at the accident location.