Secondary outcomes
Secondary outcomes are (1) the proportion of approved applications for prevention interventions and medical rehabilitation services and (2) the proportion of completed prevention interventions and medical rehabilitation services. In addition, (3) the proportion of persons with a need for prevention and rehabilitation according to the "check-up 45 + " is examined (intervention group only). (4) The practicability, acceptance of and satisfaction with the implementation of the "check-up 45 + " under everyday conditions among participating patients, practice staff and employees of the German Pension Insurance involved in the study will be assessed by semi-structured interviews.