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

N.P.M. Ezendam, J. Brug, G. Borsboom, P. van Empelen, A. Oenema

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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 (consumption of sugar-sweetened beverages, snacks, fruits and vegetables) was studied by gender, education level, ethnicity, awareness of risk behaviour, intention and home availability. Setting: Twenty schools in the Netherlands. Subjects: Students (n 883) aged 12-13 years. Results: Of the twenty-four interactions tested, only three were significant. The intervention effect on sugar-sweetened beverages was moderated by level of education (P = 0 center dot 009); intervention effects were found only among academic preparatory students. The intervention effects on fruit and vegetable intake were moderated by awareness of fruit intake (P interventions.
Original languageEnglish
Pages (from-to)431-439
JournalPublic Health Nutrition
Issue number2
Publication statusPublished - 1 Jan 2014

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