Multimedia Appendix 2. Review Characteristics First Author, Type of review, Aim Selection criteria No of Key outcomes Reported Results and Year intervention interventions, intervention conclusions mode, search participants & content and period & sample type interactive OQAQ score components Arem (2011) Descriptive To examine the Inclusion: RCT; Interventions = 9 Weight loss Online tailoring; 8/9 relevant studies. strengths and overweight or and personalized No statistical pooling. Internet-based weaknesses of obese adults; N= 4282 maintenance emails on High attrition rate. internet-based weight loss or progress; Effectiveness of 2001 to Jan 2009 interventions maintenance; Sample = internet interventions web-based community; 79% diaries; individual remains unclear OQAQ=10 interventions female; feedback; predominately structured weight white loss lessons Cole-Lewis Descriptive To investigate the Inclusion: Interventions = 12 Weight Text messaging; 2/12 relevant studies. (2011) effectiveness of Randomized or change. automated Weight loss of 2.9 Text messaging text messaging for N= 2365 Most studies messaging; and 4.5kg. Text (mobile phones) disease prevention experimental targeted other tailored messages messaging effective in and management controlled trials; Sample = health weight loss and May and June text messaging for predominately behaviors diabetes management 2009 disease prevention community; in 3 or management; studies, women OQAQ=14 measures in were greatly health behavior, health outcomes, and/or clinical outcomes using pre post-tests; peer reviewed
Multimedia Appendix 2. Review Characteristics First Author, Year Type of review, intervention mode, search period & OQAQ score Aim Selection criteria No of interventions, participants & sample type Key outcomes Reported intervention content and interactive components Results and conclusions Arem (2011) Descriptive Internet-based 2001 to Jan 2009 OQAQ=10 To examine the strengths and weaknesses of internet-based interventions Inclusion: RCT; overweight or obese adults; weight loss or maintenance; web-based interventions Interventions = 9 N= 4282 Sample = community; 79% female; predominately white Weight loss and maintenance Online tailoring; personalized emails on progress; diaries; individual feedback; structured weight loss lessons 8/9 relevant studies. No statistical pooling. High attrition rate. Effectiveness of internet interventions remains unclear Cole-Lewis (2011) Descriptive Text messaging (mobile phones) May and June 2009 OQAQ=14 To investigate the effectiveness of text messaging for disease prevention and management Inclusion: Randomized or controlled trials; text messaging for disease prevention or management; measures in health behavior, health outcomes, and/or clinical outcomes using pre post-tests; peer reviewed Interventions = 12 N= 2365 Sample = predominately community; in 3 studies, women were greatly Weight change. Most studies targeted other health behaviors Text messaging; automated messaging; tailored messages 2/12 relevant studies. Weight loss of 2.9 and 4.5kg. Text messaging effective in weight loss and diabetes management experimental
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