Crohn's & colitis 360
Cure8 research brief
Why This Matters
Cognitive symptoms like fluctuating attention can accompany Crohn’s disease and appear linked to clinical activity; recognizing these changes may help patients and clinicians monitor overall disease impact beyond gut symptoms.
Who Should Pay Attention
Patients with Crohn’s disease, caregivers, clinicians monitoring extraintestinal effects, researchers studying cognitive markers in IBD
Study Snapshot
Story typeResearch paper
Evidence typeResearch paper
Source depthJournal abstract
What To Know
This study compared attention test performance in 31 adults with Crohn's disease (≥1 year) and 37 healthy controls using a short computerized task measuring sustained attention, focused attention, inhibitory control, and processing speed.
Patients with Crohn’s showed greater moment-to-moment attentional variability and more omission errors, while average response speed was similar to controls. Sustained attention measures correlated with clinical activity (Harvey-Bradshaw Index) and were the only attentional subdomain predicting disease activity.
Some impairments in sustained and focused attention persisted even in patients classified as in clinical remission. These results suggest that fluctuation in attention (attentional stability) — rather than slower responding overall — may be a sensitive cognitive marker linked to disease activity in Crohn’s disease.
The study is a case-control clinical research report based on a relatively small sample.
Keep In Mind
Summary is grounded in the article abstract. The study is cross-sectional with a small sample and shows associations rather than causal effects; results need replication and longitudinal study.
Source Details
Review the original publication for the complete reporting, methods, and context.
Research paper
Evidence type derived from source or registry metadata.
PublicationCrohn's & colitis 360
AuthorsMaia A, Schmidt JJ, Brandão Mello CE +7 more
Study typeJournal article
Indexed viaEurope PMC
Source typeResearch paper
PublishedJul 1, 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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