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Psychiatric disorders before and after inflammatory bowel disease diagnosis: a nationwide cohort study in Sweden 2007-2023.
Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association

Cure8 research brief

Psychiatric disorders before and after inflammatory bowel disease diagnosis: a nationwide cohort study in Sweden 2007-2023.

2 min read

Why This Matters

Psychiatric disorders (especially depression, anxiety, and substance misuse) are more common in people with IBD starting a few years before diagnosis and remaining higher for years after. Recognizing this link can help prompt earlier mental-health screening and support around the time of IBD diagnosis.

Who Should Pay Attention

Adult patients with newly diagnosed or established IBD (Crohn’s disease, ulcerative colitis), caregivers, gastroenterology clinicians, and researchers studying IBD–mental health links.

Study Snapshot

Story typeResearch paper
Evidence typeResearch paper
Source depthJournal abstract

What To Know

The study used linked population registers to follow 43,862 IBD patients and matched references, estimating time-varying hazard ratios from five years before to ten years after diagnosis. Findings indicate psychiatric symptoms often emerge before formal IBD diagnosis and persist long-term for some people.

This does not establish cause-and-effect but emphasizes the need for clinical awareness of mental health in IBD care. Clinical implications: Patients and clinicians should be alert to signs of depression, anxiety, and substance misuse around the time of IBD diagnosis and during follow-up.

Routine screening and access to mental health resources may be appropriate, but management should be individualized and based on clinical judgment and local care pathways.

Keep In Mind

This is an observational, register-based cohort from Sweden; it shows associations and temporal patterns but cannot prove causation. The study used sibling comparisons to reduce confounding by familial factors, but unmeasured confounding and differences in healthcare-seeking may still influence results. The structured content is based on the article abstract.

Source Details

Review the original publication for the complete reporting, methods, and context.

Read Original Source
Research paper Evidence type derived from source or registry metadata.
PublicationClinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association
AuthorsSun J, Li L, Chang Z +7 more
Study typeJournal article
Indexed viaEurope PMC
Source typeResearch paper
PublishedJul 15, 2026, 12:00 AM
Content availableJournal abstract

This Cure8 brief is based on source text from the linked article. Cure8 is informational only and is not a substitute for professional medical advice, diagnosis, or treatment.

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