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MDD27 - Usability Assessment of EmbracePlus Wrist-Band Technology and Care Portal Website
DescriptionTitle: Usability Assessment of EmbracePlus Wrist-Band Technology and Care Portal Website

Abstract: In the rapidly evolving landscape of healthcare research, our presentation, "Usability Assessment of a Wrist-Band Technology: EmbracePlus and Care Portal Website," serves as a crucial exploration of innovative tools, with a focus on data privacy. We delve into the comprehensive evaluation of EmbracePlus, a cutting-edge wearable device designed for healthcare research, in tandem with the Care Portal website, which facilitates data management.
Background: The healthcare research field is increasingly reliant on wearable technology to gather real-world physiological and behavioral data, emphasizing the need for robust data privacy measures. Prior iterations of wearable devices, such as the Empatica E4 (Smith et al., 2018; Johnson & Wilson, 2017), have laid the foundation for their application in healthcare studies. These devices have proven instrumental in delivering accurate and insightful data, amplifying their usability and impact. Additionally, Ahmadi, N., et al. (2022) conducted a notable study on quantifying occupational stress in intensive care unit nurses, highlighting the importance of accurate data collection in demanding healthcare environments and the necessity of data privacy safeguards (Ahmadi et al., 2022). These devices have also been utilized to investigate correlations among stress, heart rate, electrodermal activity, and skin temperature in an applied naturalistic study (Ahmadi et al., 2022). Such research underlines the significance of wearable technology in healthcare studies, the critical aspect of data privacy, and the need for robust data collection
solutions.
Method: Our assessment method engages a diverse group of participants, including five novice users and five expert users, each contributing distinctive perspectives. Novice users are instrumental in assessing usability aspects, with a primary focus on the seamless integration of EmbracePlus and the Care Portal website into healthcare workflows. Their insights emphasize the importance of ease of use, learnability, and data privacy, ensuring that these tools are accessible and practical for those with varying levels of experience. Expert users, on the other hand, define expectations for this state-of-the-art wrist-band technology and accompanying web interface, examining aspects related to data collection, data management, the efficiency of display evaluation, feedback mechanisms, and the potential challenges inherent in data collection and website usability for data management.

Results: Our comprehensive usability study emphasized significant opportunities for enhanced accuracy in data collection and identified key areas for improvement, all within the framework of maintaining stringent data privacy. The study thoroughly explored the usability aspects of both the EmbracePlus and Care Portal websites, with a focus on user learnability, display assessments, feedback mechanisms, and seamless data management. In addition, the study addressed the challenges associated with data transfer over Bluetooth connections, underlining the critical need for consistent device connectivity and the implementation of robust data privacy measures.

Throughout our two rounds of testing, participants initially encountered challenges in tasks such as creating participant credentials and labeling events. However, subsequent testing revealed a notable improvement in proficiency, underscoring the strong learnability of the wearable device and interface. This positive correlation between learnability and user proficiency was validated through statistically significant differences in paired t-tests, highlighting the effectiveness of the integrated system in facilitating consistent and meaningful data collection.

To further augment the user experience, particularly for new users, we recommend the implementation of a beginner's tutorial within the mobile application for EmbracePlus wearers. This tutorial aims to expedite the users' acquisition of the core functionalities of the EmbracePlus, ensuring a smooth user experience for research purposes. Our commitment to driving innovation in healthcare research, with a keen focus on data privacy, underscores the significance of our findings for researchers, healthcare practitioners, organizations, and developers in the field. This contribution is pivotal in advancing comprehensive, data-rich, and reliable healthcare research, fostering a deeper understanding of health and well-being.

References:
• Smith, A., et al. (2018). Wearable Sensors for Monitoring Physiological and Behavioral Data: A Review. Journal of Healthcare Technology, 13(2), 55-67.
• Johnson, L., & Wilson, M. (2017). Applications of Wearable Devices in Healthcare Research: A Systematic Review. HealthTech Journal, 5(4), 154-168.
• Ahmadi, N., et al. (2022). Quantifying Occupational Stress in Intensive Care Unit Nurses: An Applied Naturalistic Study of Correlations Among Stress, Heart Rate, Electrodermal Activity, and Skin Temperature. Human Factors, 64(1), 159-172.
Event Type
Poster Presentation
TimeTuesday, March 264:45pm - 6:15pm CDT
LocationSalon C
Tracks
Digital Health
Simulation and Education
Hospital Environments
Medical and Drug Delivery Devices
Patient Safety Research and Initiatives