Abstract
Background
Regional variations in healthcare outcomes in England have been historically reported. This study analyses the variations in long term colorectal cancer survival across different regions in England.
Methods
Relative survival analysis of population data obtained from all cancer registries in England between 2010 and 2014.
Results
Totally, 167,501 patients were studied. Regions in the southern England had better outcomes with Southwest and Oxford registries having 63.5 and 62.7% 5 year relative survival. In contrast, Trent and Northwest cancer registries had 58.1% relative survival (p < 0.01). The regions in the north fared below the national average. The survival outcomes reflected socio-economic deprivation status, the best performing regions in the south having low levels of deprivation (5.3 and 6.5% having maximum deprivation in Southwest and Oxford, respectively). The regions with worst long term cancer outcomes had high levels of deprivation with 25% and 17% having high levels of deprivation in Northwest and Trent regions.
Conclusion
There are significant variations in long term colorectal cancer survival between different regions in England, southern England had better relative survival when compared with the northern regions. Disparities in socio-economic depravation status in different regions may be associated with worse colorectal cancer outcomes.
Graphical abstract
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Data availability
Public Health data (PHE) were utilised to write the paper. This data are stored securely and can be made available upon reasonable request after obtaining permission from PHE.
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Acknowledgements
We wish to acknowledge Public Health England (PHE) for providing the necessary data for this study.
Funding
The study was funded using a grant from the Bowel cancer West Charity (charity number 1140271).
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JF, JL, AB, SS were involved in conceptualising the project, applying for permission from public health England, writing the manuscript and proof reading. JL, AB, JH were involved in providing expert statistical analysis and proof reading the manuscript. MA and MC were involved in writing the manuscript and proof reading the same.
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Mark Coleman has served on the board of the funding charity; however, he declares no conflict of interest and the charity was not involved in the study design, data analysis or manuscript preparation in anyway. Dr Joshua Franklyn, Mr Joe Lomax, Dr Muhamed Abdalkoddus, Dr Joanne Hosking, Dr Amy Baker, Dr Sebastian Smolarek and Dr Mark Coleman declare no financial disclosures, conflicts of interest or relevant financial ties to disclose.
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Ethical review or individual patient consent was not required as anonymised, non-interventional, retrospective data was used. The online National Research Ethics Service decision tool was used to confirm the same.
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464_2023_10003_MOESM1_ESM.jpg
Supplementary file1 (JPG 71 kb)—Variations in long term relative survival of colon cancer based on various geographical regions in England. Map of England split into the eight cancer registries, with a colour gradient displaying the relative 5 year survival percentage of colon cancer for each registry.
464_2023_10003_MOESM2_ESM.jpg
Supplementary file2 (JPG 70 kb)—Variations in long term relative survival of rectal cancer based on various geographical regions in England. Map of England split into the eight cancer registries, with a colour gradient displaying the relative 5 year survival percentage of colon cancer for each registry.
464_2023_10003_MOESM3_ESM.jpg
Supplementary file3 (JPG 67 kb)—Geographical variations of funding of health services by the Clinical commissioning group (CCG). Map of England showing the distribution of funding to different regions, there are appears to be more money distributed to the northern parts of England in an attempt to level up the country.
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Franklyn, J., Lomax, J., Baker, A. et al. Geographical variations in long term colorectal cancer outcomes in England: a contemporary population analysis revealing the north–south divide in colorectal cancer survival. Surg Endosc 37, 5340–5350 (2023). https://doi.org/10.1007/s00464-023-10003-2
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DOI: https://doi.org/10.1007/s00464-023-10003-2