Journal article

Surveillance of suicide deaths involving gases in Australia using the National Coronial Information System, 2006 to 2017

Alexander CR Burnett, Nicola A Chen, Lauren McGillivray, Mark E Larsen, Michelle Torok

AUSTRALIAN AND NEW ZEALAND JOURNAL OF PUBLIC HEALTH | WILEY | Published : 2021

Abstract

BACKGROUND: There have been concerns about the increased use of helium and nitrogen gas as a suicide mechanism in Australia. METHODS: National Coronial Information System data were used to investigate gas-specific suicides in Australia over the period 2006-2017. Characteristics were compared between helium or nitrogen, carbon monoxide and seven other gases. RESULTS: Gas inhalation accounted for 10% (3,103/31,002) of all suicide deaths in Australia between 2006 and 2017. The mean age of individuals who died by suicide was 47.6 years (SD 16.9, R 14-97) and 83.3% were male. The number of gas suicides declined over the study period (IRR=0.96). The fall was associated with a 47% decline in carbon..

View full abstract

University of Melbourne Researchers