ArticleClinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association2025
Safety of Immunosuppression in a Prospective Cohort of Inflammatory Bowel Disease Patients With a HIstoRy of CancEr: SAPPHIRE Registry.
Article in Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.
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The trial behind it
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Who cites it
7 citing papers in PubMed.
- Inflammatory bowel disease and prostate cancer: from epidemiological controversy to mechanistic hypotheses.Frontiers in immunology · 2026Review
- Article
- Review
- Inflammatory Bowel Disease Patients with a History of Cancer: Safety of Immunomodulators in a Multicenter Study.Cancers · 2025Article
- Treating Patients With Inflammatory Bowel Disease During and After Cancer.Gastroenterology & hepatology · 2025Article
- Management of Patients with IBD and History of Cancer.Cancers · 2025Review
- Managing inflammatory bowel disease in patients receiving cancer-associated chemotherapy and beyond.Annals of gastroenterologyReview
Corrections and comments
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Authors and funding
19 authors.
Funding
Abstract
BACKGROUND &
aimsIn patients with inflammatory bowel disease (IBD) and a history of cancer, retrospective studies have suggested that exposure to immunosuppressive agents does not increase the risk of incident (recurrent or new) cancer compared with unexposed patients. Safety of Immunosuppression in a Prospective Cohort of Inflammatory Bowel Disease Patients and a HIstoRy of CancEr (SAPPHIRE) is a prospective registry aimed at addressing this issue.
methodsSince 2016, patients with IBD and confirmed index cancer before enrollment were followed up annually. Patients receiving chemotherapy or radiation at enrollment, or recurrent cancer within 5 years, were excluded. The primary outcome was development of incident cancer related to exposure to immunosuppressive medications.
resultsAmong 305 patients (47% male, 88% white), the median age at IBD diagnosis and cancer were 32 and 52 years, respectively. Index cancers were solid organ (46%), dermatologic (32%), gastrointestinal (13%), and hematologic (9%). During a median follow-up period of 4.8 years, 210 patients (69%) were exposed to immunosuppressive therapy and 46 patients (15%) developed incident cancers (25 new, 21 recurrent). In unadjusted analysis, the crude rate of incident cancer in unexposed patients was 2.58 per 100 person-years vs 4.78 per 100 person-years (relative risk, 1.85; 95% CI, 0.92-3.73) for immunosuppression-exposed patients. In a time-varying proportional hazards model adjusting for sex, smoking history, age and stage at index malignancy, and nonmelanoma skin cancer, no significant association was found between receipt of immunosuppression and incident cancer (adjusted hazard ratio, 1.41; 95% CI, 0.69-2.90), or with any major drug class.
conclusionsIn this interim analysis of patients with IBD and a history of cancer, despite numerically increased adjusted hazard ratios, we did not find a statistically significant association between subsequent exposure to immunosuppressive therapies and development of incident cancers.
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