[The Preventive Home Visit as a Preventive Intervention to Reach the Elderly--Effectiveness and Cost-Effectiveness of Different Ways of Approach].

The aim of the study was a systematical further development of targeted approaches. Research questions were how elderly women and men could be motivated to participate in a preventive intervention and by which approaches elderly with different health risks could be reached. In several stages a specific motivational material was developed. Afterwards two different approaches to the elderly (general practice, health insurance) were tested and evaluated considering its (cost) effectiveness.