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Table 2 Event operational descriptors.

From: A consensus-based template for documenting and reporting in physician-staffed pre-hospital services

Data variable no.

Data point name

Type of data

Data point categories or values

Type

Definition of data variable

Reference/comment

10a

Call received at Emergency Medical Communication Centre (EMCC)

Continuous

hh:mm

 

The time when the alarm call is answered at the initial EMCC

Utstein Trauma Registry 2008, Utstein Dispatch 2008

10b

Unit arrival on scene

Continuous

hh:mm

 

The time when the vehicle stops at a location as close as possible to the patient

Utstein cardiac arrest, 2004

10c

Patient leaving scene

Continuous

hh:mm

 

The time when the patient is transferred from the original location or time of death if dead on scene

ROC Epistry CA 2005, proposed revision from project organiser: change "from scene" to " from original location"

10d

Patient arrival at hospital

 

hh:mm

 

The time when the patient is formally transferred to receiving medical facility personnel

Proposed by project group

11

Type of dispatch

Nominal

1 = Primary medical mission

Bullet list

Includes all primary missions other than trauma (medical, surgical, paediatric and obstetric)

Proposed by expert panel

   

2 = Primary trauma mission

   
   

3 = Interhospital transfer mission

  
   

4 = Search and rescue mission

   
   

5 = Consultation

   
   

6 = Other

   

12

Type of transportation

Nominal

1 = Ground ambulance

Check box

Main type of vehicle used to transport the patient to definitive care.

Abbreviated definition according to Utstein Trauma Registry 2008

   

2 = Helicopter ambulance

   
   

3 = Fixed-wing

   
   

4 = Other

   
   

5 = No transportation

   

13

Result of dispatch

Nominal

1 = Patient attended

Bullet list

Dispatch means unit alarmed for mission or request/advice/supervision

Proposed by expert panel

   

2 = Mission aborted due to weather

   
   

3 = Mission aborted due to technical reasons

   
   

4 = Mission aborted not required

   
   

5 = Mission aborted alternative tasking

   
   

6 = Supervision/advice only

   
  1. hh:mm: hours: minutes