Remaining Length of Stay Estimator

When you need to estimate the length of stay remaining, for entities that are preloaded.

Remaining Length of Stay Estimator model image

Where to Find the Model Object

The following model object can be found in the model objects directory:

  • Time \ Remaining Length of Stay Estimator

Difficulty Level

  • Ease of Use: Moderate
  • Ease of Modification: Moderate

How to Use the Model Object

  1. Open your model: Open your model or create a new blank model.
  2. Insert the Model Object into Your Model: Locate the model object Remaining Length of Stay Estimator and select the insert button.
    • Move the cursor to the point of insertion and left mouse-click. The upper left corner of the model object will be inserted at the location of the mouse-click.
  3. Update objects
    1. Copy the logic from the action logic of the Ward 1.copy logic from Remaining Length of Stay Estimator
    2. Use this logic to replace the term a_Next_Time in the action logic of the “ward” in your model.paste logic from Remaining Length of Stay Estimator
      1. For each “ward” a new variable needs to be added, v_LocTime2, v_LocTime3, etc.new variable for Remaining Length of Stay Estimator
      2. Replace the v_LocTime1, in the ward, with the newly created variable.
        Note: At the start of the model: 1. How many entities will be in a “ward” are of the hospital? 2. How much remaining LOS with a patient have. Both of the items above are needed to accurately predict the behavior of the system.update var num in Remaining Length of Stay Estimator
  4. Review model:
    1. Run the model for an extended period. Several years so that a sufficient sample is collected.
    2. From the output reportexport the variable data for v_LocTime# to Excel, and then open the Excel file from the location it was saved in.export var data in Remaining Length of Stay Estimator
    3. Remove the first 2 months of data (Use the appropriate time for your the ward).
    4. Analyze the Excel export to determine the “census” and “remaining LOS”
    5. Use Stat::Fit to create a distribution for be beginning census and remaining LOS.
      1. Copy the “values” left in the Excel file.copy excel data in Remaining Length of Stay Estimator
      2. Goto ProcessModel, open Stat::Fit (Tools \ Stat::Fit) and paste the copied data.paste data in stat fit in Remaining Length of Stay Estimator
      3. Click Autofit and then cli