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A randomized trial of a computer-based intervention to reduce utilization of redundant laboratory tests

Authors

Bates DW, Kuperman GJ, Rittenberg E, Teich JM, Fiskio J, Ma'luf N, Onderdonk A, Wybenga D, Winkelman J, Brennan TA, Komaroff AL, Tanasijevic M

Journal

Am J Med

Publication Date

1999 Feb

Volume

106

Issue

Pages

144-50

HIT Description: Computerized physician order entry (CPOE) system with clinical decision-support More info...
Purpose of Study: To determine the impact of giving physicians computerized reminders about apparently redundant clinical laboratory tests.
Years of study: 1994
Study Design: Randomized
Outcomes: Proportion of redundant clinical laboratory orders that were canceled and the proportion that were actually performed.

Summary:

Settings: Academic tertiary-referral medical center with 720-beds
Intervention: Implementation of computerized physician order entry with clinical decision-support features alerting physicians to potential redundant clinical laboratory tests.
Description: Implementation of computerized physician order entry with clinical decision-support features alerting physicians to potential redundant clinical laboratory tests.
Healthcare Utilization: 24% reduction of redundant laboratory tests that were actually ordered (51% control vs. 27% intervention)� � 69% of tests were cancelled in response to reminders
Benefits: Cost savings: estimated annual savings in laboratory charges were $35,000.

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