Sara J. Czaja|Christina Zarcadoolas|Wendy Vaughon|Chin Chin Lee|Maxine L. Rockoff|Joslyn Levy
The Usability of Electronic Personal Health Record Systems for an Underserved Adult Population
University of Miami|Hunter College|Hunter College|University of Miami|Columbia University
goals study identify demands associated using electronic personal health records phrs evaluate ability adults lower socioeconomic status low health literacy use phrs perform health management activitiesphrs proliferating clinical practices health care organizations systems offer potential increasing active involvement patients health selfmanagement however little known actual usability tools health consumerswe used task analysis health literacy load analysis identify cognitive literacy demands inherent use phrs evaluated usability three currently available phr systems sample 54 adults participants used systems perform tasks related medication management interpretation labtest results health maintenance data also gathered participants perception potential value using phrthe results indicated majority participants difficulty completing tasks needed assistance variability according task phr system however participants perceived use phrs valuablealthough considered valuable tool consumers use phr systems may challenging many people strategies needed enhance usability systems especially people low literacy low health literacy limited technology skillsthe data study implications design phrs