Table 4.
Description of Variables
| Independent Variables (Factors) | Type | Number of Levels |
|---|---|---|
| Priority Class | Nominal | 5 |
| Procedure Category | Nominal | 49 |
| ASA Class | Nominal | 6 |
| Age | Continuous | – |
| Patient Class | Nominal | 2 |
| Specialty | Nominal | 30 |
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