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Table 3 Key affecting factors considered by the models and methods identified

From: Models and methods for determining the optimal number of beds in hospitals and regions: a systematic scoping review

Identified models and methodsF1ALOS2BOR3CBN4AR5P6ORU7RPR8WT9HR10PT11D.P12T.A13F.L14Countries using these methods/models
ModelsMichigan’s Bed Need methodology1** **        United States
The Status Quo model2    *        Canada
The Current Use Projection model3 *  * *      Canada
The Trends in Acute Care Bed Use model3** ****      Canada
The Israeli model1 * ** *      Israel
The Greater Glasgow model1 *  *  * *   Scotland
The Swiss Health Observatory (SHO) model3** ***       Switzerland
Lausanne University Hospital (CHUV) model1** **        Switzerland
Basic scenario model1** **        Switzerland
Capacity model1*   ***  ****New Zealand
Score model3 * *     *   France
MethodsFormula method8**  *   *    Brazil, Canada, France, Greece, Iran, Switzerland, United States, United Kingdom
Ratio method3*  *         France, Iran, United Kingdom
Regression method2** *         Canada, Singapore
Method using the distribution of present patients1 *           France
Simulation method3****         Iran, Canada
  1. 1 Frequency of use
  2. 2 Average length of stay
  3. 3 Bed occupancy rate
  4. 4 Current bed numbers
  5. 5 Admission rates
  6. 6 Population
  7. 7 Out-of-region use (inter-regional flows)
  8. 8 Region of patient residence (sub-regional access)
  9. 9 Waiting time
  10. 10 Hospitalization rates
  11. 11 Patient transfer to other providers
  12. 12 Disease prevalence
  13. 13 Technology advances
  14. 14 Funding level