Because this is a unidimensional scaling method, it is assumed that the concept you want to measure is one-dimensional in nature. You might operationalize the definition as an instruction to the people who are going to create or generate the initial set of candidate items for your scale. Generating the Items.
Additional requirements for Level 1 designation: Level 1 Trauma Centers provide the highest level of trauma care to critically ill or injured patients. Seriously injured patients have an increased survival rate of 25% in comparison to those not treated at a Level 1 center.
1 The next level up is a slight risk. 2  Then there is an enhanced slight risk. 3  The level above the enhanced slight risk is called a moderate risk. 4  And then the highest level of risk is just that, the rare high risk.