Quality, reliability, and content assessment of YouTube™ videos associated with aphasia

Abstract

Aims: Health-related videos on YouTube make it easy to share information on diseases and address a wide audience. However, there is doubt among specialists about their reliability, quality, and whether they contain correct information. The present study aimed to evaluate the quality of the information provided by searching for “aphasia” on YouTube™.
 Methods: The results of the YouTube™ search were examined using the keywords “aphasia, Broca, Wernicke, conductive type, transcortical, anomic”. A total of 100 videos were identified, containing at least one of the keywords, relevant to the context, having at least 1000 views, published after 2010, in the English language, and shorter than 60 minutes. Modified DISCERN, Global Quality Score (GQS), Video Information and Quality Index (VIQI), and the Journal of American Medical Association (JAMA), rating, viewer interaction, and meta data were used for evaluating the videos. The scores of the scales indicated by The Kruskal-Wallis H Test were compared between the groups according to the video source (news agency, healthcare personnel/specialist, other people). The data were analyzed with Dunn’s Test as a post-hoc test. Relational analyses and Spearman’s RHO Correlation were used for statistical analyzes. The significance level was taken as p