Displaying cost and completion time for reference laboratory test orders - a randomized controlled trial.
Objectives Reduction in unnecessary services is one strategy for increasing the value of health care. Reference laboratory, or send-out, tests are associated with considerable costs. We investigated whether displaying cost and turnaround time (TAT), or time-to-result, for reference laboratory tests at the time of order entry in the electronic health record system (EHR) would impact provider ordering practices. Methods Reference laboratory test cost and TAT data were randomized prior to [...]
Author(s): Ikoma, Shohei, Pierce, Logan, Bell, Douglas S, Cheng, Eric M, Drake, Thomas A, Guo, Rong, Ziman, Alyssa