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Table 4 Annual distribution of patients with severe trauma

From: Pre-hospital intubation by anaesthesiologists in patients with severe trauma: an audit of a Norwegian helicopter emergency medical service

Year 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 Sum
Number of patients with severe trauma* 80 105 112 83 78 83 114 109 126 134 122 109 1255
Arrived at hospital alive 73 93 103 74 74 79 101 96 117 128 112 99 1149
Fraction of patients dead before hospital arrival (%) 9 11 8 11 5 5 11 12 7 5 8 9 9
Attempted pre-hospital ETI 20 29 19 19 13 18 21 17 29 14 27 14 240
ETI in the emergency department 0 3 8 4 1 6 5 5 5 7 3 0 47
Fraction of ED ETI among total ETI (%) 0 9.4 29.6 17.4 7.1 25.0 19.2 22.7 14.7 33.3 10.0 0 16.4
Capnography used in pre-hospital ETI 0 0 0 0 0 1 0 1 3 4 14 11 34
Fraction of patients with pre-hospital ETI for which
capnography was used (%)
0 0 0 0 0 6 0 6 10 29 52 79 14
  1. *Defined as National Committee on Aeronautics severity of injury or illness index (NACA) score 4-7.
  2. ETI: Endotracheal intubation.
  3. ED: Emergency department.