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M Georgsson*

Department of Biomedical Informatics, University of Utah, Salt Lake City, Utah, USA

Publications

  • Research Article   
    NASA RTLX as a Novel Assessment Tool for Determining Cognitive Load and User Acceptance of Expert and User-based Usability Evaluation Methods
    Author(s): M Georgsson*

    Background: Mobile health applications are frequently used to manage different health conditions. Diabetes is one disease where these are used in patients’ personalized disease self-management, but where the usability is often deficient. Two methods to assess usability are the cognitive walkthrough (CW), which is expert-based and the think aloud (TA) which is userbased. Both offer advantages and disadvantages and detect many types of usability problems affecting the user. There is a lack of research, however, on how the usability evaluators themselves experience performing these methods and the method impact. This can be an important aspect to include due to its possible implications for the evaluation. Objectives: In this article the focus was particularly on assessing the evaluators’ cognitive load and method acceptance while per.. Read More»
    10.24105/ejbi.2020.16.2.4