Does the Recall 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 in the stimulus invitation letter in colorectal cancer screening compared to sending the patient home test (stimulus 2 of reference as contained in the specifications).

Inclusion Criteria:

• Age : 50 to 74 years.
• Not having answered the first two solicitations of ADECA75 to participate in screening for colorectal cancer

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).