<p><sup>a</sup> Roman numerals (e.g. i, ii, iii) indicate participants were assigned to each condition in a randomised order. Alphabet characters indicate that participants were randomised to only one of the conditions presented. Numbers indicate where the order of conditions was pre-specified.</p><p><sup>b</sup> HED: High energy density</p><p><sup>c</sup> LED: Low energy density</p><p><sup>d</sup> CFN: Calorie for Nutrient</p><p>Summary of included studies.</p
