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Challenge! - Evaluation

Data collection for Challenge! began in July 2002 and ended in December 2006. At the baseline evaluation, 235 adolescents between the ages of 11-16 were enrolled. Information was collected from the teens and their primary caregivers at baseline, 6 months (post-intervention), and 18 months (1 year post-intervention).

Teen Assessments:

Outcome Variables

  • Body composition
    • Measured Height and Weight (used to calculate BMI)
    • Bioelectrical Impedance Analysis
    • DEXA
  • Physical Activity
    • Accelerometry
    • SAPAC
  • Diet
    • Youth/ Adolescent FFQ

Intervening Variables

  • Demographics (gender, race, DOB, grade)
  • Maturity (tanner staging)
  • Self-Esteem (Rosenberg Self-Esteem Scale)
  • Body Image/ Perception (Contour Drawing Scale)
  • Body Esteem (Body Esteem Scale for Adolescents and Adults)
  • Stages of Change
  • Parenting Style (Authoritative Parenting Index)
  • EATing Attitudes
  • Depression (Beck Depression Inventory)
  • Amherst Health and Activity Study-Student Version
    • Support for Physical Activity
    • Barriers and Enablers for PA
    • PA recall

Caregiver Assessments

  • Demographics (gender, race, DOB, SES)
  • Body Composition
    • Measured Height and Weight (used to calculate BMI)
    • Bioelectrical Impedance Analysis
  • Self-Esteem (Rosenberg Self-Esteem Scale)
  • Body Image/ Perception (Contour Drawing Scale)
  • Body Esteem (Body Esteem Scale for Adolescents and Adults)
  • Parental Feeding Strategies (Child Feeding Questionnaire)
  • EATing Attitudes
  • Depression (Beck Depression Inventory)
  • Food Security
  • Retrospective Physical Activity Questionnaire
  • Home Food Inventory
  • Physical Activity (Accelerometry)