What we do/our interventions has an impact on our patients. How do we demonstrate that to others?

Nursing has an impact on risk factors, taking appropriate steps to prevent issues/illness, incr satisfaction scores.
What we do/our interventions has an impact on our patients. How do we demonstrate that to others?
What we do contributes to the success of other disciplines so how do we differentiate our interventions from other disciplines? > Nursing Sensitive Indicators..
NSI are broadly grouped: Structures, Processes, Outcomes