Outcome | Baseline prevalence or mean (across all intervention and control clusters) | Km | Minimum detectable effect size | Expected effect size in original study design |
---|---|---|---|---|
Adolescents | Â | Â | Â | Â |
Healthy eating | 56% eat fruit daily or almost daily | 0.003 | 17% increase in prevalence | 30% increase in prevalence |
Unhealthy eating scoreb | Mean unhealthy eating score = 3.0 | 0.06 | Decrease of 0.26 standard deviations |  |
Physical activityc | Mean PAQ-A score = 2.7 | 0.04 | Increase of 0.25 standard deviations | - |
Mental health and wellbeing | Mean PANAS-positive score = 29.8 (ranges 11 = lowest positive affect, to 55 = highest positive affect) | 0.03 | Increase of 0.23 standard deviations | - |
 | Mean PANAS-negative score = 18.0 (ranges 11 = lowest negative affect, to 55 = highest negative affect) | 0.02 | Decrease of 0.21 standard deviations |  |
 | Mean SDQ = 12.4 (range 0–15 =  normal, 16-19 = borderline, 20- 40 abnormal) | 0.03 | Decrease of 0.22 standard deviations | 30% increase achieving key thresholds for mental health |
 | 74% Have normal SDQ scores | 0.12 | 31% increase in prevalence |  |
 | 29% have borderline or abnormal SDQ scores | 0.04 | 14% decrease in prevalence |  |