Sander van der Marel|Marjolijn Duijvestein|James C.H. Hardwick|Gijs R. van den Brink|Roeland A. Veenendaal|Daniël W. Hommes|Herma H. Fidder
Quality of web-based information on inflammatory bowel diseases
Leiden University Medical Center|Leiden University Medical Center|Leiden University Medical Center|Leiden University Medical Center|Leiden University Medical Center|Leiden University Medical Center|Leiden University Medical Center
internet largest source health information widely used inflammatory bowel disease ibd patients information largely unregulated objective evaluate quality readability accuracy accessibility information concerning ibd available world wide webthe phrases inflammatory bowel disease crohns disease ulcerative colitis entered separately search terms 6 commonly used search engines sites categorized institutional pharmaceutical nonpharmaceutical commercial sites charitable support alternative medicine websites evaluated content quality using validated discern rating instrument readability graded flesch reading ease fleschkincaid grade level scoreof 76 websites evaluated discern 43 sites rated excellent good 57 fair poor alternative medicine sites scored significant lower p 005 institutional pharmaceutical nonpharmaceutical commercial sites relation rating score position website search engine ranking median flesch reading ease score 4165 range 26777 1185 range 62211 fleschkincaid grade levelthe quality websites containing information ibd varies widely online material available difficult comprehend substantial portion patient population good quality information may beyond reach average information seeker