Weinstein Descriptive To investigate the Inclusion: RCT; Interventions = 8 Weight loss Weekly feedback; 8/8 relevant studies. (2006) efficacy of weight publication in and email; bulletin No quantitative Internet-based loss programs peer reviewed N= 418 maintenance board support; synthesis. Weight loss delivered via the journal; email from range of 0.8 to 2.2kg 1995 to 2006 internet overweight or Sample = age therapist; across 5 studies. obese adults; range from 30-62; counselling; food Internet weight-loss OQAQ=12 internet-based 55% female; diaries; tailored effectiveness similar interventions; predominately health information to standard weight weight loss white and phone support loss programs Wieland (2012) Meta-analysis To examine the Inclusion: RCT Interventions = 18 Weight loss Interactive; 18/18 relevant effectiveness of and and weekly online studies. Interactive Computer-based interactive trials; N = 4140 maintenance chats; computer-based computer-based computer-based weekly email interventions are more From inception interventions for interventions; Sample = feedback; effective than to 2011 weight loss or interactive predominately electronic bulletin minimal (usual care, weight programs; white board; e-mailed pamphlets) or no OQAQ=18 maintenance overweight or individualized interventions obese adults feedback; e-mail online online education or online behavior therapy; message boards
Weinstein (2006) Descriptive Internet-based 1995 to 2006 OQAQ=12 To investigate the efficacy of weight loss programs delivered via the internet Inclusion: RCT; publication in peer reviewed journal; overweight or obese adults; internet-based interventions; weight loss Interventions = 8 N= 418 Sample = age range from 30-62; 55% female; predominately white Weight loss and maintenance Weekly feedback; email; bulletin board support; email from therapist; food diaries; tailored health information and phone support 8/8 relevant studies. No quantitative synthesis. Weight loss range of 0.8 to 2.2kg across 5 studies. Internet weight-loss effectiveness similar to standard weight loss programs Wieland (2012) Meta-analysis Computer-based From inception to 2011 OQAQ=18 To examine the effectiveness of interactive computer-based interventions for weight loss or weight maintenance Inclusion: RCT and trials; computer-based interventions; interactive programs; overweight or obese adults Interventions = 18 N = 4140 Sample = predominately white Weight loss and maintenance Interactive; weekly online chats; weekly email feedback; electronic bulletin board; e-mailed individualized feedback; e-mail counselling; online online education or online behavior therapy; message boards 18/18 relevant studies. Interactive computer-based interventions are more effective than minimal (usual care, pamphlets) or no interventions
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