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Mediational screening as a model for prevention research.

J B Reid1

  • 1Oregon Social Learning Center, Eugene 97401.

American Journal of Community Psychology
|December 1, 1991
PubMed
Summary

This study reviews a new strategy for selecting participants in prevention trials. The proposed method is expected to enhance statistical power, improve cost-effectiveness, and serve as a template for future prevention research.

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Area of Science:

  • Psychology
  • Preventive Medicine
  • Clinical Trial Design

Background:

  • Current prevention strategies often rely on inadequate longitudinal data.
  • Participant selection significantly impacts study outcomes and resource allocation.

Purpose of the Study:

  • To evaluate a novel participant screening strategy for prevention trials.
  • To assess the potential benefits of the proposed selection method on study power and cost-effectiveness.
  • To identify limitations in existing data used for prevention research.

Main Methods:

  • Review of a proposed participant screening strategy by Pillow et al.
  • Analysis of the strategy's implications for statistical power and intervention efficiency.

Main Results:

  • The reviewed strategy is anticipated to boost statistical power in prevention outcome studies.
  • The selection approach is projected to enhance intervention cost-effectiveness.
  • The strategy may help mitigate potential iatrogenic effects of interventions.

Conclusions:

  • The proposed screening strategy offers a promising template for future prevention research.
  • The model highlights deficiencies in current longitudinal data for prevention studies.
  • Adoption of this strategy could lead to more robust and efficient prevention trials.

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