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Evaluating the Usability and Ergonomic Impact of Paper-Based Wearable Electronics in Construction
DescriptionThis study evaluates the usability and acceptance of paper-based wearable electronics (PBWE) for real-time fatigue monitoring in construction settings. Though effective, traditional sensors like electromyography (EMG) electrodes are often invasive, rigid, and environmentally unfriendly. PBWE offers a sustainable, flexible, and non-invasive alternative by converting mechanical movements into electrical signals. We conducted a two-day experimental protocol with thirty-two participants who completed repetitive lifting tasks wearing traditional EMG electrodes and PBWE sensors. Usability was assessed using the Technology Acceptance Model (TAM), focusing on perceived usefulness (PU), perceived ease of use (PEOU), and usability satisfaction. Diagnostic reliability checks using Cronbach’s alpha confirmed strong internal consistency across all TAM constructs. Participants rated the PBWE highly across all dimensions, indicating strong acceptance and perceived effectiveness. Despite the lightweight and disposable nature of the PBWE, participants found it both comfortable and reliable for continuous monitoring. The results highlight PBWE’s potential as a practical solution for improving worker safety and addressing environmental concerns associated with traditional sensor technologies. This study contributes to advancing wearable electronics for construction applications. It emphasizes the importance of designing user-friendly, sustainable technologies that meet the demands of dynamic and physically intensive work environments.