Skip to main content

Table 2 Abbreviated Injury Scale (AIS) body region frequency and proportion for injuries of various severities

From: Characterization of fatal injuries in oil and gas industry-related helicopter accidents in the Gulf of Mexico, 2004–2014

AIS body region All injuriesa Minor (AIS 1) % Moderate (AIS 2) % Serious or worse (AIS 3+) %
Head 51 15 31.3 13 27.1 20 41.7
Face 76 71 93.4 5 6.6 0 0.0
Neck 11 10 90.9 0 0.0 1 9.1
Thorax 125 27 21.6 31 24.8 67 53.6
Abdomen 52 24 46.2 17 32.7 11 21.2
Spine 23 0 0.0 9 50.0 9 50.0
Upper extremity 77 57 74.0 19 24.7 1 1.3
Lower extremity 133 81 61.4 32 24.2 19 14.4
External/other 20 5 25.0 0 0.0 15 75.0
  1. aNumbers don’t always add up from minor, moderate, serious/worse because of unknown injury codes