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Table 2 Field triage precision by category of prehospital care before and after introduction of TTA protocol

From: Precision of field triage in patients brought to a trauma centre after introducing trauma team activation guidelines

 

Without TTA protocol (1996)

With TTA protocol (2001 – 2007)

 

Overtriage

Undertriage

Overtriage

Undertriage

All patients

58%

11%

55%

10%

Anaesthetist admitted

44%

6%

35%

2%

Paramedic admitted

67%

17%

66%

17%