Lung Cancer in Hong Kong Chinese: Mortality and Histological Types (1973-1982)
Author Information
Author(s): I.T.M. Kung, K.F. Sol, T.H. Lam
Primary Institution: University of Hong Kong
Hypothesis
What are the histological types and mortality rates of lung cancer in Hong Kong Chinese from 1973 to 1982?
Conclusion
The study found a significant increase in the relative frequency of adenocarcinoma among lung cancer cases in Hong Kong Chinese, particularly in females.
Supporting Evidence
- The proportion of adenocarcinoma increased from 15.6% to 25.8% in males and from 34.3% to 49.6% in females.
- The male:female ratio of lung cancer cases is about 2:1, with a tendency to increase over the years.
- The mean age of male patients is 60.5 years and that of female patients is 64.4 years.
Takeaway
This study looked at lung cancer in Hong Kong and found that more women are getting a specific type of lung cancer called adenocarcinoma, even though many of them don't smoke.
Methodology
The study reviewed all bronchial and lung cancer cases from 1973 to 1982, excluding rare tumors and including only Chinese patients.
Potential Biases
There may be bias due to socioeconomic factors affecting access to histological examination.
Limitations
The study may not represent the entire population of Hong Kong due to its reliance on cases from a single pathology department.
Participant Demographics
The study included 714 males and 341 females, all Chinese patients.
Statistical Information
P-Value
p<0.02
Statistical Significance
p<0.02
Want to read the original?
Access the complete publication on the publisher's website