Delirium patients in the ICU, nursing peer-review, qualitative article Swan, B. A., Becker, J., Brawer, R., & Sciamanna, C. N. (2011). Factors Influencing the Implementation of a Point-of-Care Screening Tool for Delirium. MEDSURG Nursing, 20(6) The problem is clearly stated. In this peer-reviewed article, Swan et al. (2011) stated that nursing professionals are crucial in evaluating the risk for delirium – a serious health problem – since they offer round-the-clock care and observe the patient in various conditions.