Evaluating the risk of digestive system cancer in autoimmune disease patients: a systematic review and meta-analysis focusing on bias assessment
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View abstract on PubMed
Summary
This summary is machine-generated.Certain autoimmune diseases like celiac disease (CD) and type 1 diabetes (T1D) increase digestive cancer risk. Multiple sclerosis (MS) showed inverse associations, highlighting complex links between autoimmune conditions and gastrointestinal cancers.
Area Of Science
- Immunology
- Gastroenterology
- Oncology
Background
- Growing evidence suggests autoimmune diseases influence digestive system cancer risk.
- Previous non-experimental studies yielded inconsistent findings due to methodological limitations.
- This research addresses the need for bias-minimized estimates on these associations.
Purpose Of The Study
- To systematically review and meta-analyze evidence linking celiac disease (CD), systemic lupus erythematosus (SLE), multiple sclerosis (MS), and type 1 diabetes (T1D) with digestive cancers.
- To provide robust, bias-corrected estimates of these associations.
- To clarify the complex relationship between autoimmune disorders and gastrointestinal malignancy risk.
Main Methods
- A systematic review adhering to PRISMA guidelines was conducted.
- Searches were performed across major databases (PubMed, Web of Science, Embase, Cochrane Library).
- Risk of bias was assessed using ROBINS-E, with meta-analysis employing inverse-variance weighted random-effects models and heterogeneity adjustments.
Main Results
- Analysis included 47 studies with over 1.5 million cases.
- CD, SLE, and T1D were linked to increased risk of pancreatic, esophageal, colon, and liver cancers.
- CD showed the strongest association with small intestine cancer (RR = 4.19). MS demonstrated inverse associations with several digestive cancers, including pancreatic and colorectal.
Conclusions
- This study offers refined insights into autoimmune disease's impact on digestive cancer risk, accounting for bias.
- Significant associations were identified between specific autoimmune diseases and various gastrointestinal cancers.
- Further research into the underlying biological mechanisms driving these observed associations is warranted.
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