Week 4 Discussion Theories In Nursing – 2025 please use Katherine Kolcaba s Theory middle range of Comfort for this discussion please use apa references Describe two research studies

please use  Katherine Kolcaba’s Theory middle range of Comfort for this discussion. please use apa references. 

• Describe two research studies that used your theory as a foundation. Describe how each study used the theory.
• How were the concepts operationalized? When concepts are operationalized, they are turned from an abstract form to something measurable.