Motivational interviewing in a web-based physical activity intervention: Questions and reflections

The purpose of this study was to identify which question/reflection format leads to the most favorable results in terms of effect on autonomous motivation and appreciation for the intervention in a web-based computer-tailored physical activity (PA) intervention, based on principles from self-determination theory (SDT) and motivational...

Differential effects of the computer-tailored FATaintPHAT programme on dietary behaviours according to sociodemographic, cognitive and home environmental factors

OBJECTIVE: To explore whether the effects on dietary behaviours of a computer-tailored intervention aimed to prevent excessive weight gain among adolescents, FATaintPHAT, were moderated by sociodemographic, cognitive and home environmental factors. DESIGN: A two-group cluster randomized trial. Potential moderation of the outcome measures ...

I Move: Systematic development of a web-based computer tailored physical activity intervention, based on motivational interviewing and self-determination theory

Background: This article describes the systematic development of the I Move intervention: a web-based computer tailored physical activity promotion intervention, aimed at increasing and maintaining physical activity among adults. This intervention is based on the theoretical insights and practical applications of self-determination theory and...

Intervention use and action planning in a web-based computer-tailored weight management program for overweight adults: Randomized controlled trial

Background: There are many online interventions aiming for health behavior change but it is unclear how such interventions and specific planning tools are being used. Objective: The aim of this study is to identify which user characteristics were associated with use of an online, computer-tailored self-regulation intervention aimed at prevention...

Equity-specific effects of 26 dutch obesity-related lifestyle interventions

Context: Reducing health inequalities is a policy priority in many developed countries. Little is known about effective strategies to reduce inequalities in obesity and its underlying behaviors. The goal of the study was to investigate differential effectiveness of interventions aimed at obesity prevention, the promotion of physical activity or...

Explaining socio-demographic differences in disengagement from sports in adolescence

Purpose: The purpose of this longitudinal study is to identify risk groups for disengagement from sports during adolescence. In addition, it will be explored whether cognitive and environmental factors can explain socio-demographic differences in disengagement from sports. METHODS: Data were obtained from the Environmental Determinants of...

Results from an online computer-tailored weight management intervention for overweight adults: Randomized controlled trial

From weight management goals to action planning: Identification of a logical sequence from goals to actions and underlying determinants

BACKGROUND: Weight gain prevention (WGP) among adults who are overweight is an important target in the prevention of obesity. However, little is known about the process from WGP as a goal to successful weight-management. The present study aimed to: (i) gain more insight into this process; (ii) identify cognitive predictors of intention for WGP;...

Effectiveness of YouRAction, an intervention to promote adolescent physical activity using personal and environmental feedback: A cluster RCT

Background: In this study the one and six months effects of the computer-tailored YouRAction (targeting individual level determinants) and YouRAction+e (targeting in addition perceived environmental determinants) on compliance with the moderate-to-vigorous physical activity (MVPA) guideline and weight status are examined. In addition the use and...

Results from an Online Computer-Tailored Weight Management Intervention for Overweight Adults: Randomized Controlled Trial

Background: Prevention of weight gain has been suggested as an important strategy in the prevention of obesity and people who are overweight are a specifically important group to target. Currently there is a lack of weight gain prevention interventions that can reach large numbers of people. Therefore, we developed an Internet-delivered,...

The ACCOMPLISH study. A cluster randomised trial on the cost-effectiveness of a multicomponent intervention to improve hand hygiene compliance and reduce healthcare associated infections

Background. Public health authorities have recognized lack of hand hygiene in hospitals as one of the important causes of preventable mortality and morbidity at population level. The implementation strategy ACCOMPLISH (Actively Creating COMPLIance Saving Health) targets both individual and environmental determinants of hand hygiene. This study...