Eligibility criteria
disability
All patients aged between 45 and 59 years and insured by the German Pension Insurance Berlin-Brandenburg or the German Federal Pension Insurance can participate in the study. Further inclusion criteria are residence in Berlin or Brandenburg, contribution to social insurance for at least 6 months within the last 24 months and sufficient knowledge of German. Excluded are patients who are currently applying for or receiving a prevention or rehabilitation service from the German Pension Insurance as well as those who receive a disability or old-age pension.