Delays and Waiting in Healthcare. Queueing Systems in Healthcare. Many healthcare related systems have important queueing subsystems that must be managed ED and OB are important customer entry and contact points for hospitals
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Patients visit a series of queueing systems in series
r = avg server utilization
for queue to be stable
IHI = Reducing Delays and Waiting Times book, MBPF = Anupindi book
M/M/1 queueing system
Customers in Queue
patient works his/her way
through various ancillary
How are you??? Life here at Hospital X is OK. We have had a few changes within the department and a few leadership changes in the System recently...
BLAH BLAH … Personal update … BLAH BLAH
I actually do have a work related question for you (hopefully you don't mind!!)...I assume you recall the phone model you completed for us...is it possible to use that same model (either as is or with a few tweaks) to look at CSR staffing at the front desks? A co-worker and I are looking for a way to get decent numbers for both the phone rooms and the front desk personnel and believe this kind of a model (we don't know if this exact one would work) may give us our best answer. What do you think??
Patients in Queue
Q’ng model shorthand
arrivals / service time / # servers / # servers + Q size
The M/M/c/infinity Model
to be exponentially
Ward, T.J., Isken, M.W., and Minds, D. (2003) Automated Data Collection in a Primary Care Clinic , INFORMS Annual Conference, Atlanta, GA.
(2) Queueing Model(s)
A simple template for exploring various wait time performance measures for a given arrival rate, mean service time and # of servers.
Based on actual model used in practice. Day is divided up into hours and arrival rates and staffing can differ by hour.
Interfaces 21:5 Sept-Oct 1991 (pp. 1-11)