Attrition Revisited: Adherence and Retention in a Web-Based Alcohol Trial

• Main Authors: Murray, Elizabeth (Author), White, Ian R (Author), Varagunam, Mira (Author), Godfrey, Christine (Author), Khadjesari, Zarnie (Author), McCambridge, Jim (Author)
• Format: Book
• Published: JMIR Publications, 2013-08-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

BackgroundAttrition is a noted feature of eHealth interventions and trials. In 2005, Eysenbach published a landmark paper calling for a "science of attrition," suggesting that the 2 forms of attrition-nonusage attrition (low adherence to the intervention) and dropout attrition (poor retent...