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Can we prevent Crohn's disease: a National study

Assessing and reducing risk of Crohn's disease in smokers

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN21633644
Enrollment
500
Registered
2006-04-26
Start date
2006-01-01
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Crohn's disease Digestive System Crohn's disease

Interventions

The trial objective is to describe the impact upon motivation to stop smoking of using genotype to assess risk of developing Crohn's disease. We will compare the impact of risk assessment based on fam

Sponsors

King's College London (UK)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. First degree relatives of patients with Crohn's disease 2. Aged over 18 years 3. Living in the British Isles 4. Without a diagnosis of Crohn's disease or ulcerative colitis 5. Male or female 6. Smoke 5 or more cigarettes daily 7. Able to give informed consent to participate 8. Able to complete, either alone or with assistance, the study questionnaires

Exclusion criteria

Exclusion criteria: Those not meeting the inclusion criteria

Design outcomes

Primary

MeasureTime frame
Current primary outcome as of 28/04/2008: Stopping smoking for 24 hours or longer in the six months following provision of risk information. Previous primary outcome: The proportion of participants in each group engaging in 1 or more quit-related behaviours, measured 6 months after participants are presented with their personalised risk information.

Secondary

MeasureTime frame
The proportion of participants in each group who make smoking quit attempts of 6 or more days duration. This will be validated using questionnaires and biochemical indices.

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Mar 25, 2026