Gastrointestinal Surgery Status and the Risks of Ischemic Stroke and Safety Outcomes With Direct Oral Anticoagulants Versus Warfarin in Atrial Fibrillation: A Nationwide Population-Based Cohort Study.

J Stroke · 2026 · PMC13243855 · PMID 42019945

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did not reach statistical significanceno p-value reported

Although the magnitude of risk increase appeared smaller among DOAC users, the differential effect of GI surgery by OAC type did not reach statistical significance ( P int =0.080).

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