Does the Invitation by the General Practitioner Improve Patients' Participation in Colorectal Cancer Screening?

Does the Invitation by the General Practitioner Improve Patients' Participation in Colorectal Cancer Screening? A Cluster Randomised Controlled Study.

The propose of this study is to assess the effect of general practitioner's involvement on first patients' solicitation in screening for colorectal cancer by testing for faecal occult blood (FOBT).

Inclusion Criteria:

• Aged : 50 to 74 years.
• Not having ever been invited to participate in colorectal screening.

Exclusion Criteria:

• Patients who have a Fecal Occult Blood Test for less than 2 years or a colonoscopy within the past 5 years or excluded for medical reasons (according to information known from ADECA).