Crystal Smit

Chapter 5 118 “They said things like ‘Yes, you are absolutely right. Thanks for the tip!’” Girl, 10 years old However, some influence agents also experienced that motivating their peers to drink water had gone less well. For example, they indicated that they mainly promoted water drinking in their family circle instead of among their peers. Others thought they had not sufficiently motivated their peers and also indicated that the next time they should be more concerned with motivating their peers. In addition, some also found it difficult to encourage their peers to drink more water: “I mainly tried it [motivating others to drink water] at home.” Girl, 12 years old “It [motivating others to drink water] went well, but I have not done it often.” Girl, 11 years old “Motivate my peers more often.” Girl, 12 years old Additional Exploratory Analyses To scrutinize the effect of the training on the changes in the peers’ intrinsic motivation, social support, and perceived social norms, we also explored for which peers the Share H 2 O training specifically had caused a greater change. Pearson’s correlation analyses (see Table 5.3) revealed a significant negative relation between sex and changes in social support ( r = − .26, p = .013), indicating that boys had a greater change in social support than girls. There was a significant positive relation between grade level and changes in intrinsic motivation ( r = .22,