University Health Services Case Study

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1. With the help of process flow diagrams, compare the pre-triage and the post-triage systems in terms of total system time and total waiting times. Is the new system an improvement over the old?

2. Look at the patient arrival rates and compare them to the available MD and NP capacity. An hour-by-hour or day-by-day analysis will show some interesting patterns. Based on what you have learned about waiting lines and utilization, comment on the current assignment fitness between supply and demand?

  |  |  |  |Patients waiting |Patients waiting |  |  |  |  | |  |  |67% |33% |MD |NP |Availability |  |Patients per hour treated |  | |  |Arrival |MD |NP |Beg of HR |Serviced |End of HR |Beg of HR |Serviced |End of HR |MD |NP |MD |NP | |8am - 9am |18.2 |12.194 |6.006 | - | 6.19 | 6.01 | - | 3.66 | 2.35 |2.0 |2 |3.0927835 |1.8292683 | |9am - 10am |17.6 |11.792 |5.808 | 6.01 | 7.73 | 10.07 | 2.35 | 7.32 | 0.84 |2.5 |4 |  |  | |10am - 11am |16.8 |11.256 |5.544 | 10.07 | 14.85 | 6.48 | 0.84 | 7.32 | (0.93) |4.8 |4 |  |  | |11am - 12 noon |15.2 |10.184 |5.016 | 6.48 | 9.90 | 6.77 | (0.93) | 7.32 | (3.24) |3.2 |4 |  |  | |12 noon - 1pm |11.8 |7.906 |3.894 | 6.77 | 8.04 | 6.63 | (3.24) | 4.57 | (3.91) |2.6 |2.5 |  |  | |1pm - 2pm |16.9 |11.323 |5.577 | 6.63 | 8.66 | 9.29 | (3.91) | 4.57 | (2.91) |2.8 |2.5 |  |  | |2pm - 3pm |16.2 |10.854 |5.346 | 9.29 | 10.52 | 9.63 | (2.91) | 7.32 | (4.88) |3.4 |4 |  |  | |3pm - 4pm |15.9 |10.653 |5.247 | 9.63 | 12.37 | 7.91 | (4.88) | 7.32 |...
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