Then there is the issue of preventive interventions - the measures and services that can reduce the total need for care.

It was then argued that this provides the basis for preventive or corrective intervention in the form of competition policy.

The first two groups are those for whom preventive intervention may turn out to be justified.

For example, preventive interventions may be implemented in schools, in the workplace, or by communities at large.

To identify subpopulations more likely to develop problems which should be reached by preventive intervention.

To identify malleable individual or environmental characteristics that can be changed by preventive intervention.

The population in which the preventive intervention was tested was properly described.

Many valuable preventive interventions do not yet have the evidence base needed to obtain a positive recommendation.

Describe evidence-based preventive interventions and the status of their implementations.

This report would provide the information needed to plan appropriate and preventive political interventions.