Abstract 016 Table 2
Occurrence reported (category)Instances of occurrence (percentage of missions affected)
Total no. occurrences reported257
Total no. missions with occurrences reported213 (67.2)
Simultaneous retrieval72 (22.3)
Helicopter availability45 (13.9)
Clinical event35 (10.8)
Adverse weather32 (9.9)
Equipment problem24 (7.4)
Aircraft technical14 (4.3)
Fixed-wing availability12 (3.7)
Road T/F delays9 (2.8)
No air asset available7 (2.2)
Airport/ATC problems5 (1.5)
Bed/hospital availability2 (0.6)
  • The data in Abstract 016 table 2 are based on n=317 missions which were suitable for occurrence analysis.