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Development and Performance of a Web-Based Tool to Adjust Urine Toxicology Testing Frequency: Retrospective Study

Development and Performance of a Web-Based Tool to Adjust Urine Toxicology Testing Frequency: Retrospective Study

When 1 or more of the additional risk factors are present (age Screenshots of the UDT Randomizer tool prior to the selection of risk factors (A) and after the selection of risk factors (B). The recommendation to perform testing is “Yes” in this case. Patients allocated to the low, moderate, high, and high+ risk categories are randomly requested to undergo UDT at frequencies of 25%, 33%, 50%, and 60%, respectively.

Kenneth B Chapman, Martijn M Pas, Diana Abrar, Wesley Day, Kris C Vissers, Noud van Helmond

JMIR Med Inform 2020;8(4):e16069