This study investigates if and to what extent the Dutch Obesity Intervention in Teenagers (DOiT) program was implemented as intended and how this affected program effectiveness. We collected data at 20 prevocational…
Evidence on the detrimental health effects of prolonged sedentary behavior is accumulating. Interventions need to have a specific focus on sedentary behavior in order to generate clinically meaningful decreases in sedentary time.…
My PhD thesis describes the preparation and evaluation of the adoption, implementation and continuation of the school-based Dutch Obesity Intervention in Teenagers (DOiT) programme, in order to gain insight into the facilitating…
The school-based Dutch Obesity Intervention in Teenagers (DOiT) programme is an evidence-based obesity prevention programme tailored to adolescents attending the first two years of prevocational education in the Netherlands. The initial programme…
In an ideal world, one combats public health problems with theory- and evidence-based programmes. In the real world, evidence-based programmes are often lacking and programmes that are developed and implemented are mainly…
The school-based Dutch Obesity Intervention in Teenagers (DOiT) programme is an evidence-based obesity prevention programme. In preparation of dissemination throughout the Netherlands, this study aimed to adapt the initial programme and to…
The aim of this study was to compare adiposity measures of 12- to 14-year-old Dutch adolescents attending lower levels of education in 2011 with adolescents measured in 2003. We used baseline data…
The evidence-based Dutch Obesity Intervention in Teenagers (DOiT) programme is a school-based obesity prevention programme for 12- to 14-year-olds attending the first two years of prevocational education. This paper describes the study…
Adequate assessment of energy balance-related behaviours in adolescents is essential to develop and evaluate effective obesity prevention programmes. The present study examined the test-retest reliability and construct validity of a questionnaire assessing…
This study aimed to (i) gain insight in the prevalence of overweight indices in European preschoolers (4-7 years); (ii) identify energy balance-related behaviours associated with overweight/obesity; and (iii) identify children at risk…
