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Defining, identifying, and studying high-risk families: developing cohorts for epidemiologic study
D P Harrington1, A S Whittemore
1Division of Biostatistics, Dana-Farber Cancer Institute, Boston, Mass, USA.
Journal of the National Cancer Institute. Monographs
|January 1, 1995
Summary
Planning epidemiologic studies for hereditary cancers requires addressing key challenges. Research is needed on mutation prevalence, risks, and interventions, best studied through controlled observational and randomized designs.
Area of Science:
- Epidemiology
- Genetics
- Oncology
Background:
- Hereditary cancers pose significant public health challenges.
- Effective epidemiologic studies are crucial for understanding cancer predisposition.
- High-risk individuals require specialized study designs.
Framework:
- Key challenges include determining optimal study information, selecting appropriate designs, and managing ethical, psychosocial, and legal issues.
- Logistical complexities of large, multicenter studies must be anticipated.
- Defining and identifying high-risk families is essential for cohort development.
Implementation:
- There is a consensus on the limited existing data regarding genetic mutation prevalence and associated risks.
- Gene-environment interactions and intervention efficacy require further investigation.
- Controlled observational and randomized studies are recommended despite inherent difficulties.
Implications:
- Improved study planning can enhance our understanding of hereditary cancers.
- This research can inform targeted prevention and intervention strategies.
- Addressing ethical and logistical challenges is vital for successful cohort studies.