Clinical trials

The goal of this randomized trial is to assess the effectiveness of a targeted telephone reminder strategy, implemented by the patient's general practitioner, in enhancing participation in colorectal cancer screening among individuals who are not up to date . The participants are patients between 50 to 74 years old as they are the target for colorectal cancer screening. The main questions are: * What is the percentage of patients who completed the colorectal cancer screening test during the intervention year , within the patient population of general practitioners participating in the study and identified as non-up-to-date for their screening status ? * Identifying potential factors influencing the effectiveness of the intervention based on various characteristics of the patient, the geographical area, the general practitioner, and the caller Researchers will compare with other patients who are not up to date without the intervention of their general practionner with a telephone reminder.