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Suicides in Hong Kong and Australia
1Department of Statistics, University of Hong Kong.
Crisis
|June 26, 1998
Summary
Suicide rates in Hong Kong and Australia show significant differences in age, gender, and methods. Hong Kong has a higher elderly suicide rate, while Australia sees more young male suicides, influenced by social factors and method availability.
Area of Science:
- Public Health
- Epidemiology
- Sociology
Background:
- Suicide rates in Hong Kong and Australia were similar in 1994 but exhibited distinct age- and gender-specific patterns, methods, and temporal trends.
- Socioeconomic and cultural factors likely contribute to these observed discrepancies in suicide behavior.
Purpose of the Study:
- To explore the social, economic, and cultural factors underlying the differing suicide rates between Hong Kong and Australia.
- To analyze age- and gender-specific suicide trends and methods in both locations from 1984 to 1994.
Main Methods:
- Utilized official suicide death statistics for Hong Kong and Australia (1984-1994).
- Calculated age-standardized suicide rates to account for demographic differences.
- Employed log-linear (Poisson) models to identify age- and gender-specific trends and significant changes over time.
Main Results:
- Hong Kong showed a slight increase in suicide rates for both genders, with a sharp rise in the elderly (75+).
- Australia exhibited a cubic trend, with higher male suicide rates (4:1 ratio) and a notable rate in young males (15-24).
- Common methods differed: jumping/hanging in Hong Kong, poisoning/firearms in Australia, impacting Years of Potential Life Lost (YPLL).
Conclusions:
- High elderly suicide rates in Hong Kong suggest a need for enhanced medical and social support.
- Higher female suicide rates in Hong Kong may relate to workload and societal expectations.
- Australia's elevated youth male suicide rate highlights concerns regarding method availability and targeted prevention strategies.