Early Cancer Detection in California
Author Information
Author(s): Blair Sarah L, Sadler Georgia R, Bristol Rebecca, Summers Courtney, Tahar Zanera, Saltzstein Sidney L
Primary Institution: University of California at San Diego
Hypothesis
Are there disparities in the stage of cancer diagnosis between rural and urban communities in California?
Conclusion
People in rural and urban areas have their breast, melanoma, or colorectal cancers diagnosed at similar stages.
Supporting Evidence
- In 2003, 70% of urban patients and 69% of rural patients presented with early stage breast cancer.
- There were no differences in early stage melanoma diagnosis between rural and urban patients.
- In 1988, 42% of urban colorectal cancer patients presented with early stage disease compared to 34% of rural patients.
Takeaway
This study looked at how early cancer is found in people living in cities versus those in the countryside, and it found that both groups are diagnosed at similar times.
Methodology
The study used data from the California Cancer Registry to compare the stage of cancer diagnosis for breast, melanoma, and colorectal cancers from 1988 to 2003.
Potential Biases
There may be biases related to the definitions of rural and urban areas and the lack of data on non-white rural populations.
Limitations
The study could not evaluate the impact of socioeconomic factors or access to healthcare services on cancer detection.
Participant Demographics
The study included patients from both rural and urban areas in California, but specific demographic details were not provided.
Statistical Information
P-Value
p<0.007
Statistical Significance
p<0.02
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website