The CRISP (Colorectal cancer RISk Prediction tool) trial: providing personalised advice about bowel cancer screening in primary care..

Interventions: The intervention is a web based Colorectal cancer RISk Prediction tool (CRISP) risk assessment tool utilising a risk model to provide patients with a personalised risk assessment and colorectal cancer screening advice based on their risk.
Patients in the intervention group will be invited to complete the risk tool with a trained researcher prior to a consultation with their GP. The tool will take a maximum of 7 minutes and will be completed at baseline only. Participants will receive their risk of colorectal cancer and screening advice based on their risk which they will take with them into their consultation with their GP. All participants will also complete a paper based survey collecting information about cancer risk perception, worry and bowel cancer screening intention and behaviour at baseline, 1 month, 6 months and 12 months after recruitment. The follow up survey should take no more than 15 minutes to complete and will be sent through the post.
Primary outcome(s): The primary outcome will be the feasibility of conducting the research using the method in primary care in particular recruiting methods. The study will analysed using qualitative methods including thematic analysis.[Baseline, 1 month, 6 months and 12 months after recruitment]
Study Design: Purpose: Prevention; Allocation: Randomised controlled trial; Masking: Open (masking not used);Assignment: Parallel;Type of endpoint: Efficacy