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A Clinical Study to Evaluate the Reliability and Validity of the Japanese Version of the Crohn's Anal Fistula Quality of Life scale (CAF-QoL)

A Clinical Study to Evaluate the Reliability and Validity of the Japanese Version of the Crohn's Anal Fistula Quality of Life scale (CAF-QoL) - A Clinical Study to Evaluate the Reliability and Validity of the Japanese Version of the Crohn's Anal Fistula Quality of Life scale (CAF-QoL)

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000050519
Enrollment
100
Registered
2023-03-10
Start date
2023-03-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Crohn&#39

Interventions

None listed

Sponsors

Takeda Pharmaceutical Company Limited
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. The subjects are capable of understanding the study and questionnaire and complying with the protocol in the opinion of the investigator or subinvestigator.In the opinion of the investigator or sub-investigator, the subject is capable of understanding the study and questionnaire and complying with protocol requirements. 2. The subject signs and dates a written, informed consent form prior to the initiation of any study procedures. 3. The subject is aged 18 years or older at the time of informed consent. 4. At baseline, Tthe subject has a definite diagnosis of Crohn's disease and anal fistulas as a complication of Crohn's disease assessed by a specialist. The subject has a symptomatic* fistula(s) at baseline *Symptomatic: anal fistulas with any level of perianal symptoms. All patients with seton will be eligible. 5. The subject is a native speaker of Japanese or has a comparable language ability of a native speaker based on the judgement of the physician.

Exclusion criteria

Exclusion criteria: 1. The subject with completely closed fistulas at baseline

Design outcomes

Primary

MeasureTime frame
CAF-QoL, PDAI, HBI, SIBDQ, QDIS, HADS scores

Secondary

MeasureTime frame
Longitudinal CAF-QoL, PDAI, HBI, SIBDQ, QDIS, HADS scores Physician-report and patient reported changes CAF-QoL, PDAI, HBI, SIBDQ, QDIS, HADS, Van-Assche Index scores (as for Van-Assche scores, only when MRI data was obtained as part of clinical practice during 1 month before baseline or the study period) Patient demographic and medical history data Patient-reported disease related information

Countries

Japan

Contacts

Public ContactMasahiro Mizoguchi

A2 Healthcare Corporation Clinical Development Division Clinical Development Department 4

mizoguchi-m@a2healthcare.com03-3830-1075

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026