Serum Cholesterol and Cancer
Author Information
Author(s): M.R. Law
Primary Institution: Department of Environmental and Preventive Medicine, Medical College of St Bartholomew's Hospital
Hypothesis
Is there a long-term association between low serum cholesterol and cancer that is not explained by pre-clinical cancer?
Conclusion
The long-term association of low serum cholesterol with cancer is small and unlikely to be causal.
Supporting Evidence
- The mean serum cholesterol was significantly lower in persons who developed cancer than in those who did not.
- The long-term association is mainly apparent in mortality studies.
- Studies from poorer communities showed a larger long-term association with cancer.
Takeaway
This study looks at whether low cholesterol levels can lead to cancer. It finds that while there is some connection, it's not strong enough to say that low cholesterol causes cancer.
Methodology
Analysis of published prospective studies on serum cholesterol and cancer.
Potential Biases
Social class differences may introduce bias in the association observed.
Limitations
The association is small and varies significantly between studies.
Participant Demographics
The association was larger in poorer working-class communities compared to professionals.
Statistical Information
P-Value
0.001
Statistical Significance
p<0.001
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