A nation-wide surveillance about the incidences and risk factors of severe and fatal thromboembolism in inflammatory bowel disease (IBD) patients in Japan.

Not Applicable

Recruiting

• Conditions: Inflammatory bowel disease (Ulcerative colitis and Crohn' s disease)

• Registration Number: JPRN-UMIN000042665
• Lead Sponsor: Asahikawa Medical University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2020-12-07
• Study Completion: 2022-12-31
• Last Update Posted: 17 October 2023

Recruitment & Eligibility

• Status: Recruiting
• Sex: All
• Target Recruitment: 35000

Inclusion Criteria

Not provided

Exclusion Criteria

1) The patients who declined participation to this study. 2) The patients who were judged ineligible for participating this study by the principal investigator.

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The incidences of arterial and venous thromboembolism progressing to severe condition and death in IBD patients.

Secondary Outcome Measures

Name	Time	Method
1) The incidence of arterial and venous thromboembolism in patients with IBD 2) The risk factors of arterial and venous thromboembolism progressing to severe condition and death in IBD patients 3) The incidences of severe and fatal thromboembolism by location of the thromboembolic lesions in IBD patients 4) The incidences of antithrombotic therapy and its hemorrhagic complications in IBD patients 5) Days from the initiation of thromboembolism to the progression of severe condition or death in IBD patients.