51. Journal of Medical Internet Research
- Author
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Paul A. Estabrooks, Tim Woolley, Russell E. Glasgow, Deborah J. Toobert, Lisa A. Strycker, Steven M. Christiansen, Deanna Kurz, Andrew J. Faber, Jennifer M. Dickman, Diane K. King, and Human Nutrition, Foods, and Exercise
- Subjects
Gerontology ,Male ,Time Factors ,020205 medical informatics ,Health Behavior ,Psychological intervention ,Health Informatics ,Health literacy ,02 engineering and technology ,Motor Activity ,lcsh:Computer applications to medicine. Medical informatics ,law.invention ,Body Mass Index ,World Wide Web ,03 medical and health sciences ,Social support ,0302 clinical medicine ,research methods ,Randomized controlled trial ,law ,0202 electrical engineering, electronic engineering, information engineering ,eHealth ,Diabetes Mellitus ,Medicine ,Humans ,030212 general & internal medicine ,health disparities ,Internet ,Original Paper ,Engagement ,business.industry ,lcsh:Public aspects of medicine ,Blood Glucose Self-Monitoring ,Behavior change ,Social Support ,lcsh:RA1-1270 ,Middle Aged ,Health equity ,3. Good health ,Diet ,Self Care ,diabetes self-management ,lcsh:R858-859.7 ,Female ,business ,Body mass index - Abstract
Background: Increased access to the Internet and the availability of efficacious eHealth interventions offer great promise for assisting adults with diabetes to change and maintain health behaviors. A key concern is whether levels of engagement in Internet programs are sufficient to promote and sustain behavior change. Objective: This paper used automated data from an ongoing Internet-based diabetes self-management intervention study to calculate various indices of website engagement. The multimedia website involved goal setting, action planning, and self-monitoring as well as offering features such as "Ask an Expert" to enhance healthy eating, physical activity, and medication adherence. We also investigated participant characteristics associated with website engagement and the relationship between website use and 4-month behavioral and health outcomes. Methods: We report on participants in a randomized controlled trial (RCT) who were randomized to receive (1) the website alone (n = 137) or (2) the website plus human support (n = 133) that included additional phone calls and group meetings. The website was available in English and Spanish and included features to enhance engagement and user experience. A number of engagement variables were calculated for each participant including number of log-ins, number of website components visited at least twice, number of days entering self-monitoring data, number of visits to the "Action Plan" section, and time on the website. Key outcomes included exercise, healthy eating, and medication adherence as well as body mass index (BMI) and biological variables related to cardiovascular disease risk. Results: Of the 270 intervention participants, the average age was 60, the average BMI was 34.9 kg/m(2), 130 (48%) were female, and 62 (23%) self-reported Latino ethnicity. The number of participant visits to the website over 4 months ranged from 1 to 119 (mean 28 visits, median 18). Usage decreased from 70% of participants visiting at least weekly during the first 6 weeks to 47% during weeks 7 to 16. There were no significant differences between website only and website plus support conditions on most of the engagement variables. In total, 75% of participants entered self-monitoring data at least once per week. Exercise action plan pages were visited more often than medication taking and healthy eating pages (mean of 4.3 visits vs 2.8 and 2.0 respectively, P
- Published
- 2009