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Mesters, I. (author), van Keulen, H.M. (author), de Vries, H. (author), Brug, J. (author)Counselor competence in telephone Motivation Interviewing (MI) to change lifestyle behaviors in a primary care population was assessed using the Motivational Interviewing Treatment Integrity (MITI) rating system. Counselor behavior was evaluated by trained raters. Twenty minutes of a random sample of 336 MI sessions were coded representing 232...article 2017
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van Keulen, H.M. (author), Mesters, I. (author), Ausems, M. (author), van Breukelen, G. (author), Campbell, M. (author), Resnicow, K. (author), Brug, J. (author), de Vries, H. (author)Background: Computer tailoring and motivational interviewing show promise in promoting lifestyle change, despite few head-to-head comparative studies. Purpose: Vitalum is a randomized controlled trial in which the efficacy of these methods was compared in changing physical activity and fruit and vegetable consumption in middle-aged Dutch adults....article 2011