An 84-year old male who fell at home is admitted to the hospital with complaints of confusion, weakness, unsteady gait and fatigue. His laboratory results confirm he has a urinary tract infection. A nursing plan of care has been developing using the NANDA-I label risk for injury. The outcome is: the patient will not be injured during the hospital stay. Describe development changes associated with aging which put this patient at risk for injury. Identify 3 nursing interventions that would help this patient achieve the outcome. How would you evaluate whether the outcome has been met?