Inverse association between breast cancer incidence and degree of visual impairment in Finland
1999
Breast Cancer Risk and Visual Impairment
Sample size: 10935
publication
Evidence: moderate
Author Information
Author(s): Verkasalo P K, Pukkala E, Stevens R G, Ojamo M, Rudanko S-L
Primary Institution: Department of Public Health, University of Helsinki
Hypothesis
Is there an association between the degree of visual impairment and breast cancer incidence?
Conclusion
Women with greater visual impairment have a lower risk of developing breast cancer.
Supporting Evidence
- A total of 10,935 women with visual impairment were identified.
- The study followed these women for cancer through the Finnish Cancer Registry.
- Breast cancer risk decreased by degree of visual impairment.
Takeaway
The more visually impaired a woman is, the less likely she is to get breast cancer.
Methodology
The study followed 10,935 women with visual impairment from 1983 to 1996 to assess breast cancer risk.
Participant Demographics
Women with visual impairment in Finland.
Statistical Information
P-Value
0.04
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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