Reducing Unwarranted Variation in Emergency Department Laboratory Test Ordering With a Feedback-Based Decision Support Tool: Qualitative Formative Evaluation

Julie Li   ¹ , PhD ;   Craig Scowen   ² , MDC ;   Conrad Loten   ³ , MD ;   Guilherme Franco   ¹ , MAppStat ;   Alex Eigenstetter   ² , BSc ;   Judith Thomas   ¹ , PhD ;   Melissa Baysari   ⁴ , PhD ;   Andrew Georgiou   ¹ , PhD ;   Mirela Prgomet   ¹ , PhD

¹ Centre for Health Systems and Safety Research, Australian Institute of Health Innovation, Macquarie University, Sydney, New South Wales, Australia

² New South Wales Health Pathology, Sydney, NSW, Australia

³ Emergency Department, Hunter New England Local Health District, Newcastle, NSW, Australia

⁴ Susan Wakil School of Nursing and Midwifery, The University of Sydney, Sydney, New South Wales, Australia