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Table 2 Elements of the standard operating procedures for each of the 3 prevention strategies

From: PRALIMAP: study protocol for a high school-based, factorial cluster randomised interventional trial of three overweight and obesity prevention strategies

  First high school year (grade 10) Second high school year (grade 11)
Educational strategy • 5 hours of lectures on nutritional needs
• 2 hours and personal work for groups on nutritional rhythms or environment
• Organization of a 1-day or half-a-day PRALIMAP party
• 6 hours of lectures on nutritional environment
• 2 hours and personal work for collective groups on influence of medias, eco-citizenship, nutritional security measures and prices of food and drink and physical activity
• Organization of a 1-day or half-a-day PRALIMAP party
Screening strategy • 2 simultaneous measurements of height, weight and waist circumference by nurses and completing of self-administered questionnaire by student
• Calculation of body mass index (BMI) and of EAT-40[17] and HAD [21] scores
• Positive screening = overweight or obesity and high waist circumference
• Notification of students with positive screening by nurses and medical professional to explain results
• Proposition to participate to external healthcare network
• 2 simultaneous measurements of height, weight and waist circumference by nurses and completing of self-administered questionnaire by student
• Calculation of body mass index (BMI) and of EAT-40[17] and HAD [21] scores
• Positive screening = overweight or obesity and high waist circumference
• Notification of students with positive screening by nurses and medical professional to explain results
• Proposition to participate to external healthcare network
     • Care management = 7 group educational sessions during 1.5 hours supervised by external healthcare network specialized for nutrition:
  ➢ A first session to inform and answer questions about nutrition and weight supervised by a physician and a dietician
  ➢ Two sessions on food practices supervised by a dietician and a psychologist
  ➢ Two sessions on physical activities practices supervised by a sports educator and a psychologist
  ➢ Two sessions on nutritional changes led by a dietician and supervised by all professionals
Environmental strategy • Inventory of sports and collective catering features and facilities as well as available activities through an environmental survey
  • Improvement of environmental characteristics adhering to the PNNS [8] guidelines standing•
  • Implementation of new features and activities to improve nutritional environment•
  • Organization of a 1-day or half-a-day PRALIMAP party