Usability Evaluation of COVID-19 Mobile Apps Using SUS

2022 ◽  
pp. 134-158
Author(s):  
Junho Park ◽  
Maryam Zahabi

Mobile applications (apps) have been massively developed and released in recent years. In this competitive market, the users’ adoption of the app or satisfaction greatly depends on its usability. Therefore, tech companies and app developers are looking for quick and easy approaches to evaluate the usability of their products early in the design cycle. The objective of this study was to introduce a novel approach combining the capabilities of the gesture-level model (GLM) and heuristic evaluation to assess the usability of mobile apps in early stages of the design cycle and without the need for costly and time-consuming user testing. The approach can be run on a graphical user interface and includes uncertainties regarding user skill level and distraction. Preliminary results suggested that this approach can be used for usability evaluation of mobile apps; however, its validity and generalizability to other domains need to be validated in the future with human-subject experiments.


2021 ◽  
Vol 16 ◽  
pp. 1-7
Author(s):  
Yamani Nair Thamutharam ◽  
Mumtaz Begum Mustafa ◽  
Fathima Naja Musthafa ◽  
Farzana PARVEEN TAJUDEEN

Mobile apps are designed and specifically developed for a specific purpose. They are widely used nowadays as they benefit many users of different age groups, both the old and young. Although various apps caters to the different needs of the senior citizen users are available, there is a lack in understanding of how usability features of these apps influence the acceptance among the senior citizens. Though many of the existing studies proposed several features that may be beneficial to older users, it is unclear how these features promote the acceptance of mobile apps for older users in countries like Malaysia. Aiming to address this inadequacy, the current study investigate the needs, expectations, and usability features of several mobile apps that are relevant for the Malaysian senior citizen people, aged 65 years and above. The usability evaluation of the developed prototype was performed by using the System Usability Scale (SUS). Based on results of the evaluation, it was concluded that the inclusion of an elder-friendly usability feature can increase the acceptance of mobile apps among the senior citizens.


Author(s):  
Sunardi ◽  
Irmantri Julian ◽  
Dina Fitria Murad ◽  
Ramadhan Yunior Riva'i

2019 ◽  
Vol 25 (3) ◽  
pp. 137-160
Author(s):  
Malik M. Saad Missen ◽  
Amna Javed ◽  
Hina Asmat ◽  
Mariam Nosheen ◽  
Mickaël Coustaty ◽  
...  

2016 ◽  
Vol 3 (1) ◽  
pp. e3 ◽  
Author(s):  
Matthew Price ◽  
Tyler Sawyer ◽  
Madison Harris ◽  
Christian Skalka

Background Victims of trauma are at high risk for mental health conditions such as posttraumatic stress disorder and depression. Regular assessment of mental health symptoms in the post-trauma period is necessary to identify those at greatest risk and provide treatment. The multiple demands of the acute post-trauma period present numerous barriers to such assessments. Mobile apps are a method by which to overcome these barriers in order to regularly assess symptoms, identify those at risk, and connect patients to needed services. Objective The current study conducted a usability evaluation of a system to monitor mental health symptoms after a trauma. The system was developed to promote ease of use and facilitate quick transmission of data. Methods A sample of 21 adults with a history of trauma completed a standardized usability test in a laboratory setting followed by a qualitative interview. Results Usability testing indicated that the app was easy to use and that patients were able to answer several questions in less than 1 minute (mean [SD] 29.37 [7.53]; range 15-57). Qualitative analyses suggested that feedback should be included in such an app and recommendations for the type of feedback were offered. Conclusions The results of the current study indicate that a mobile app to monitor post-trauma mental health symptoms would be well received by victims. Personalized feedback to the user was identified as critical to promote the usability of the software.


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