Lemmens Descriptive To examine the Inclusion: Dietary Interventions = 9 BMI and Emailed exercise 3/9 relevant studies. (2008) efficacy of intake; PA or weight loss and dietary Only one study Home-based; obesity prevention both; overweight N= not stated programmes; targeting diet and PA group; face to interventions and individuals; RCT; demonstrated face; written to identify the non-RCT or Sample = significant weight loss materials and effective interrupted time community; of 1.6kg. Inconclusive emails components for series designs; predominately findings for the intervention minimum 3 white; 20-79 effectiveness of 1998 to 2008 development months follow up years old home-based interventions OQAQ=9 Lombard Descriptive To summarize Inclusion: Adults; Interventions = 8 Weight loss Self-monitoring; 7/9 relevant studies. (2009) weight gain weight gain tailored advice; Small differences in Includes a range prevention prevention; N= 2282 social support; weight lost between of delivery interventions to comparison problem solving; treatment groups. including face to identify the key group; duration of Sample = unclear goal setting; stress Weight loss range of face; groups; elements 3 months or over; and time 1 to 1.9 kg. Five mail; newsletters contributing to follow-up < 3 management; studies reported and phone intervention months; family relapse significant weight success studies targeting prevention; loss. Few trials on 1998 to 2008 adults weight gain cognitive and prevention. OQAQ=10 behavior change Low intensity strategies; multicomponent personalized interventions contact; identified as most newsletters; email effective and phone contact; incentives; booklet; pedometer Loveman Descriptive To evaluate the Inclusion: RCT; Interventions = 12 Weight loss Self-monitoring; 10/12 relevant (2011) long-term cost adults 18 goal setting; studies. Did not (≥ Multicomponent and clinical years); N= 59-1191 individual synthesize effectiveness of overweight or problem solving; quantitative data. No restrictions multicomponent obese; structured Sample = incentives; stages Weight lost in (from inception weight multicomponent predominately of change; overweight and obese to 2009) management weight white females. rewards; stress adults, but not
Lemmens (2008) Descriptive Home-based; group; face to face; written materials and emails 1998 to 2008 OQAQ=9 To examine the efficacy of obesity prevention interventions and to identify the effective components for intervention development Inclusion: Dietary intake; PA or both; overweight individuals; RCT; non-RCT or interrupted time series designs; minimum 3 months follow up Interventions = 9 N= not stated Sample = community; predominately white; 20-79 years old BMI and weight loss Emailed exercise and dietary programmes; 3/9 relevant studies. Only one study targeting diet and PA demonstrated significant weight loss of 1.6kg. Inconclusive findings for the effectiveness of home-based interventions Lombard (2009) Descriptive Includes a range of delivery including face to face; groups; mail; newsletters and phone 1998 to 2008 OQAQ=10 To summarize weight gain prevention interventions to identify the key elements contributing to intervention success Inclusion: Adults; weight gain prevention; comparison group; duration of 3 months or over; follow-up < 3 months; family studies targeting adults Interventions = 8 N= 2282 Sample = unclear Weight loss Self-monitoring; tailored advice; social support; problem solving; goal setting; stress and time management; relapse prevention; cognitive and behavior change strategies; personalized contact; newsletters; email and phone contact; incentives; booklet; pedometer 7/9 relevant studies. Small differences in weight lost between treatment groups. Weight loss range of 1 to 1.9 kg. Five studies reported significant weight loss. Few trials on weight gain prevention. Low intensity multicomponent interventions identified as most effective Loveman (2011) Descriptive Multicomponent No restrictions (from inception to 2009) To evaluate the long-term cost and clinical effectiveness of multicomponent weight management Inclusion: RCT; adults (≥ 18 years); overweight or obese; structured multicomponent weight Interventions = 12 N= 59-1191 Sample = predominately white females. Weight loss Self-monitoring; goal setting; individual problem solving; incentives; stages of change; rewards; stress 10/12 relevant studies. Did not synthesize quantitative data. Weight lost in overweight and obese adults, but not
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