Item valuation
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Within the intervention software, the participants rated 50 randomly ordered pictures of high sugar-density drinks using visual analogue scales with the question ‘Imagine drinking this; how much do you appreciate it?’. The scale ranges from ‘not at all’ to ‘very much’ (0 and 100 points, respectively), with a marker in the middle (50 points). A blue arrow indicated where the participants have responded. Post-intervention, only the trained items (i.ethose above the median at pre-intervention) were displayed again.The participants were instructed to rate each item intuitively