Door-to-Doc Minimum Volume Requirement Tool. Developed by: Jeffery K. Cochran, PhD Kevin T. Roche, PhD. Analysis Goals. With this tool, the user will be able to answer the question: “Is my facility’s volume sufficient to support a Split Flow process?”
Jeffery K. Cochran, PhD
Kevin T. Roche, PhD
rOW = (f3+f4) / (f3+f4+f5)
rOI = 20%
rWO = 100%
rRI = f1+f2
rRO = f3+f4+f5
Tool 2 Question:Is there enough patient volume here to support a separate service?
PatientsSplitting Patient Flow
f1, f2: Patients initially routed to IPED
f3, f4, f5: Patients initially routed to IPED Intake/Discharge
Lower acuity patients see a doctor in this area twice.
 Green LV, Soares J, Giglio JF, Green RA. Using queueing theory to increase the effectiveness of emergency department provider staffing. Academic Emergency Medicine 2006;13:61-68.
 HealthTech Briefing Report. Key trends in emergency and trauma services. Health Technology Center Oct 2006. http://www.healthtechcenter.org/.