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AIMS To examine the association between parental rules and communication (also referred to as antismoking socialization) and adolescents' smoking. DESIGN AND PARTICIPANTS A cross-sectional study including 428 Dutch two-parent families with at least two adolescent children (aged 13-17 years). MEASUREMENTS Parents' and adolescents' reports on an agreement(More)
Six weeks of social and spatial restriction were used as a model to induce chronic stress in Beagles. Behavioral and physiological measurements were performed during a period of enriched spacious outdoor housing in groups (GH) and during a subsequent period of solitary housing in small indoor kennels (IH). Behavioral parameters that may indicate chronic(More)
The aim of this study is to increase our understanding of the relationship between knowledge and interpretation of symptoms, fear and trust on the one hand, and the decision to consult a general practitioner (GP) for cancer symptoms on the other. Qualitative interviews were used to evaluate the various factors. Twenty-three patients and ten GPs were(More)
Psychosocial correlates of fruit and vegetable consumption were studied in an adult Dutch population (n = 367) based on the ASE model of attitudes, social influence and self-efficacy. Attitudes were a summation of beliefs about taste, different health consequences, and costs in time and money. Social influences were measured through the social stimulation(More)
Smokers in stages of low readiness to quit (immotives and precontemplators) and smokers in stages of high readiness to quit (contemplators and preparers) were randomly allocated to 1 of 4 tailored intervention conditions offering outcome information, self-efficacy-enhancing information, both sorts of information, or no information. Data on 1,540 smokers,(More)
Since parental personality traits are assumed to play a role in parenting behaviors, the current study examined the relation between parental personality and parenting style among 688 Dutch parents of adolescents in the SMILE study. The study assessed Big Five personality traits and derived parenting styles (authoritative, authoritarian, indulgent, and(More)
BACKGROUND Large discrepancies between people's intention to eat a healthy diet and actual dietary behavior indicate that motivation is not a sufficient instigator for healthy behavior. Research efforts to decrease this 'intention - behavior gap' have centered on aspects of self-regulation, most importantly self-regulatory planning. Most studies on the(More)
BACKGROUND Web-based computer-tailored approaches have the potential to be successful in supporting smoking cessation. However, the potential effects of such approaches for relapse prevention and the value of incorporating action planning strategies to effectively prevent smoking relapse have not been fully explored. The Stay Quit for You (SQ4U) study(More)
BACKGROUND Although effective smoking cessation interventions exist, information is limited about their cost-effectiveness and cost-utility. OBJECTIVE To assess the cost-effectiveness and cost-utility of an Internet-based multiple computer-tailored smoking cessation program and tailored counseling by practice nurses working in Dutch general practices(More)
The goal of this study was to assess the effects of a school-based smoking prevention programme that used both a video and peer-led discussion groups among Romanian junior high school students aged 13-14 years. The programme embraced the social influence approach and concentrated on enhancing self-efficacy and the acquisition of cigarette refusal skills.(More)