Secondary study parameter(s)
SECONDARY
Concerning secondary outcome measurements, repeated measures techniques based on the intention-to-treat principle will be used to analyze the difference between the lifestyle intervention and the CAU group.To get more insight into the prior beliefs of parents about short-term and long-term success, the outcomes of the 5-item questionnaire will be analyzed using the independent samples The cost-effectiveness of the lifestyle intervention is measured with the TiC-P questionnaire. To assess this outcome, we will use an independent sample 