Occupational mortality in Hong Kong, 1979-1983

Area of Science:

• Occupational Health
• Epidemiology
• Public Health

Background:

• Understanding occupational mortality is crucial for targeted public health interventions.
• Previous studies have indicated varied health risks across different professions.

Purpose of the Study:

• To examine occupational mortality patterns among Hong Kong males aged 15 and above from 1979-1983.
• To identify specific occupations with elevated mortality risks for various causes of death.

Main Methods:

• Utilized routine death registration and census data for the period 1979-1983.
• Calculated age-standardized mortality ratios (SMR) and relative SMR (RSMR) for two-digit occupational groups.

Main Results:

• Ischaemic heart disease linked to professional/sales-managerial roles; colorectal cancer to clerical/sales.
• Elevated risks for buccal cavity/pharynx cancer in fishermen, farmers, food/drink/tobacco workers.
• Fishermen showed high mortality for multiple cancers (liver, lung, buccal cavity/pharynx, stomach), cerebrovascular diseases, and cirrhosis.
• Miners/quarrymen had high mortality from pulmonary tuberculosis and COPD; construction workers from tuberculosis, liver/lung/bladder cancers, and non-Hodgkin's lymphomas.
• Transport workers had high risks for stomach/lung cancers, cerebrovascular diseases, and diabetes mellitus.

Conclusions:

• Findings align with international occupational mortality studies, highlighting specific risks in Hong Kong.
• The study underscores the need for occupation-specific health surveillance and preventative measures.
• Limitations inherent to ecological studies are acknowledged and discussed within the Hong Kong context.