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Table 1 WISH Study Data Collection and Outcome Measures

From: A study protocol for a clustered randomised controlled trial to evaluate the effectiveness of a peer-led school-based walking intervention on adolescent girls’ physical activity: the Walking In ScHools (WISH) study

Outcome measureBaseline (T0)Mid-intervention (T1)End of intervention (T2)13-month follow-up (T3)
Demographic information (age, postcode/Eircode)X   
Total physical activity (accelerometery)XXXX
Time spent in sedentary behaviour, and low, moderate and vigorous intensity physical activity (accelerometery)XXXX
Proportion of pupils meeting current physical activity recommendations (accelerometery)XXXX
BMI z-scores (height and weight)X XX
Waist: hip ratio (waist and hip circumference)X XX
Coping, resilience and cognitive reappraisal (Emotion Regulation Questionnaire for Children) [55]X XX
Sleep quality, duration and efficiency (Pittsburgh Sleep Quality Index) [56]X XX
Social media use, social integration and emotional connection to social media [57, 58]X XX
Body weight and appearance satisfaction [59]X XX
Self-efficacy for physical activity and walking [60]X XX
Health-related quality of life (Kidscreen-10) [61]X XX
Reasons for engaging in physical activity (BREQ-3) [62, 63]X XX
Friendship nominationsX X 
Process evaluation: focus groups with all pupils (control & intervention)X   
Process evaluation: focus groups with intervention pupils  X 
Process evaluation: walk leaders - perception of physical activity and fitness [64], physical activity self-efficacy [65], physical activity enjoyment [66] and leadership skills [67]X X 
Process evaluation: interviews with walk leaders  X 
Process evaluation: interviews with teachers  X 
  1. Abbreviations: BMI Body Mass Index