Clarissa J. Diamantidis|Marni Zuckerman|Wanda Fink|Peter Hu|Shiming Yang|Jeffrey C. Fink
Usability of a CKD Educational Website Targeted to Patients and Their Family Members
University of Maryland Medical System|Pediatric Nephrology of Alabama|University of Maryland, Baltimore|Pediatric Nephrology of Alabama|Pediatric Nephrology of Alabama|University of Maryland, Baltimore|University of Maryland, Baltimore|Pediatric Nephrology of Alabama|University of Maryland, Baltimore
webbased technology critical future healthcare part safe kidney care cohort study evaluating patient safety ckd study determined effectively representative sample patients ckd family members could interpret use safe kidney care website wwwsafekidneycareorg informational website safety ckdbetween november 2011 january 2012 persons ckd family members underwent formal usability testing administered single interviewer second recording observer participant independently provided list 21 tasks complete task rated either easily completednoncritical error critical error user cannot complete task without significant interviewer interventiontwelve participants completed formal usability testing median completion time tasks 175 minutes range1044 minutes total 10 participants greater equal one critical error 55 critical errors 252 tasks 22 highest proportion critical errors occurring participants asked find information treatments may damage kidneys find website internet increase font size scroll bottom webpage participants generally satisfied content usability websitewebbased educational materials patients ckd target wide range computer literacy levels anticipate variability competency use computer internet