 "During an explosive or rapid depressurisation of a pressurised aircraft, however, the noise, pressure changes, temperature changes and draughts within the cabin would have alerted the occupants that a substantial failure had occurred," the report added.The document listed the two main factors in the crash as,

In the aftermath of an incident in 1999 in which the pilot of a Beechcraft Super King Air suffered hypoxia, the ATSB published Report 199902928 and recommended an aural warning be fitted on the flight deck of all Australian Beechcraft Super King Air aircraft.The flight deck of the Beechcraft Super King Air only has visual warning of inadequate cabin pressure.