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Using Social Network Analysis as a Tool to Evaluate Medication Management in Ambulatory Care Clare Tolliver, Dr. Andrea Kjos (mentor) Drake University College of Pharmacy and Health Sciences Social Network Graphs & Data:Introduction: Objective: The goal of this project is to describe existing systems of medication management in ambulatory care using network analyses methods. Further, identify how network patterns may produce clues to how they link to patient outcome characteristics and patient safety. Results from the proposed study will determine the utility of a quantitative social network analysis of organizational or ‘structural’ dynamics for evaluation of medication management in ambulatory care. Pilot Study: first time social network analysis methods will be used to study this type of setting. Methods: A longitudinal, roster survey will be used for collecting data in order to conduct network analysis. Roster survey instruments are a method used to collect data in social network analysis when the research objective is to track who communicates within a given complete network. For this study, medication management will be defined as any task, communication, or other exchange that links a minimum of two persons in the network regarding a patient’s medication therapy. Data will be collected by extracting information from electronic medical records of a group of patients. The network analysis will be described in terms of nodes (individual staff, providers and patients) and ties (the number of communications between them). Network analysis will focus on the interconnectedness (density) and the prominence (centrality) of nodes in each network as is consistent with examining public health systems. Results in Progress: Currently, three patients have returned consent forms to participate in the study. Data is being collected from their electronic medical records. Consent forms have been sent to twenty-five patients, and they will be added to data collection as their forms are signed and received. Once data is collected, it will be used to create social network graphs to analyze the communication patterns. Lessons Learned from a Pilot Study: Support from clinic collaborators and staff is important. The dynamics of a real-world practice setting, such as a clinic environment, may cause changes in aspects during the course of study planning and data collection. The researcher extracting data is purposefully an objective observer to remove potential for bias. The researcher abstracting data faces a “learning curve” to understand the work environment and idiosyncrasies of electronic medical records. The nature of public health research is often conducted in an uncontrolled environment. Therefore, subjects become moving targets that are out of your control. Subjects may have reasons to not want to enroll, move away or become lost to follow up. Strategies for the Future: Difficulties arose with time spent contacting patients to participate; in the future, start earlier with the process. Improving consent form intake process; if subjects can be contacted in person, the time spent waiting for returned forms would be decreased. To account for “learning curve” for navigating medical records, there is a need for increased education for researchers abstracting data from the electronic system. References: Valente T. Social Networks and Health. Oxford: Oxford University Press, Inc.; 2010. Chang A, Schyve PM, Croteau RJ, O'Leary DS, Loeb JM. The JCAHO patient safety event taxonomy: A standardized terminology and classification schema for near misses and adverse events. International Journal for Quality in Health Care. 2005;17(2):95-105. Knoke D, Young S. Social Network Analysis, 2nd Edition: Series for Quantitative Application in the Social Sciences. 2nd ed. SAGE Publications, Inc; 2008. Creswick N, Westbrook JI, Braithwaite J. Understanding communication networks in the emergency department. BMC Health Services Research. 2009;9:247-255. Acknowledgements: A special thanks to the project collaborators at Penn Avenue Internal Medicine and Dr. Ginelle Schmidt. This project was funded in part by the Drake Faculty Research Awards Program. Graphically represents patterns within a social network Each dot represents one person in the network (node) and lines represent connections between them. Connections can be measured, based on the variable of interest: Pilot Project Setting: Ambulatory Care Clinic in eastern Des Moines, IA Penn Avenue Internal Medicine 22 staff members including physicians, nurses, pharmacist, and clerical. Social networks are created from person-to- person interactions and represent the relationship between these persons. These networks form in health care settings between physicians, nurses, patients, and other staff. Studying the communication patterns of these clinical networks can identify the root of patient safety issues, in this case medication management. Density - the number of people interacting for each medication management task, will provide information about network structure and cohesion Centrality - measured in terms of in- degree and out-degree centrality scores, who within the network are doing the most communication initiation or reception, will be used to determine relative prominence of each person within the network Path length - a network property used to calculate the distance between two persons or “nodes” in a network. Average path length can also be described as ‘betweenness centrality.’ Ongoing Considerations: Central nodes most likely will be patient care providers. However, it remains unknown how vital other staff are in the medication communication process. How far are providers from each other in terms of path length? This may vary from patient to patient and in terms of seriousness of medication related outcome/patient safety communication.
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