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Evaluation and Program…

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Posavac, Emil J.	2
Hoffman, Laura	1

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Program Quality and Program Effectiveness: A Review of Evaluations of Programs to Reduce Excessive Medical Diagnostic Testing.

Peer reviewed

Posavac, Emil J. – Evaluation and Program Planning, 1995

A review of 61 interventions to reduce the rate of medical diagnostic testing reveals that many approaches were successful; the mean reduction observed was 22%. Interventions based on analysis of needs and concerns about negative side effects tended to be more effective. (SLD)

Descriptors: Clinical Diagnosis, Diagnostic Tests, Intervention, Literature Reviews

If You Don't Know Why a Problem Occurs, Can Effective Interventions Be Developed? Reducing Medical Diagnostic Testing.

Posavac, Emil J.; Hoffman, Laura – 1992

A meta-analysis of 35 interventions to reduce diagnostic testing revealed that testing was reduced overall by 17.6%. Stronger effects were found for immediate reductions (31.7%) compared to reduction at follow-up times (18.7%) and stronger effects were found for interventions targeted at specific tests (23.2%) compared to interventions designed to…

Descriptors: Clinical Diagnosis, Cognitive Processes, Comparative Analysis, Cost Effectiveness