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PI ： Lee-Lan Yen ( 李 蘭 ) Szu-Hsien T. Lee ( 李思賢 ) Likwang Chen ( 陳麗光 )

CABLE Child and Adolescent Behaviors in Long-term Evolution: A School-based Healthy Lifestyle Study. PI ： Lee-Lan Yen ( 李 蘭 ) Szu-Hsien T. Lee ( 李思賢 ) Likwang Chen ( 陳麗光 ) Chuhsing K. Hsiao ( 蕭朱杏 ) Ling-Yen Pan ( 潘怜燕 ). WHY NAMED “CABLE” ？.

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PI ： Lee-Lan Yen ( 李 蘭 ) Szu-Hsien T. Lee ( 李思賢 ) Likwang Chen ( 陳麗光 )

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  1. CABLEChild and Adolescent Behaviors in Long-term Evolution:A School-based Healthy Lifestyle Study PI：Lee-Lan Yen (李 蘭) Szu-Hsien T. Lee (李思賢) Likwang Chen (陳麗光) Chuhsing K. Hsiao (蕭朱杏) Ling-Yen Pan (潘怜燕)

  2. WHY NAMED “CABLE”？ • Cross-sectional • Longitudinal • Individual • Family/Group • School/Society • Changeability

  3. BACKGROUND • Childhood experiences associated with health and social behavior in later life. • Early and successful interventions can improve children’s health and reduce risk. • Few long-term studies on child’s health behaviors.

  4. AIMS • To understand the status and types of health lifestyle • To investigate children’s developments and changes of health lifestyle over time • To explore the determinants of participants’ healthy/unhealthy lifestyle • To describe children’s mental health

  5. AIMS (continued) • To describe the relationship between health lifestyle and physical health among the selected students • To cultivate outstanding researchers

  6. Year Grade1 Grade2 Grade3 Grade4 Grade5 Grade6 Grade7 Grade8 2001 M11 C11 M21 C21 2002 M12 C12 M22 C22 2003 M13 C13 M23 C23 2004 M14 C14 M24 C24 2005 M15 C15 M25 C25 RESEARCH DESIGN M1: The 1st cohort in metropolitan area M2: The 2nd cohort in metropolitan area C1: The 1st cohort in countryside area C2: The 2nd cohort in countryside area

  7. CABLE PROJECT of YEAR 2002 • Sub-project 1: Developments and Changes in the Health Behaviors among the Primary School Children • Sub-project 2: Psychosocial Changes and Health-Related Behaviors among the Primary School Children.

  8. Independent Variables • .Intrapersonal Factors • Demographic var • Health history • Personal traits • .Family Factors • Demographic var • Family structure • Family SES • .School • Size • Personnel • Facilities • Health services and policies • .Controlled Factors • Area • Grade • Survey time Intermediate Variables Intrapersonal Factors Health Lifestyle • Time 1 • Health belief • School performance • Behavioral capability • Time 1 • Health risk behaviors • Health protecting behaviors • Health promoting behaviors • Time 2 • Health belief • School performance • Behavioral capability • Time 2 • Health risk behaviors • Health protecting behaviors • Health promoting behaviors Figure 1. The Framework of CABLE Ⅱ Family Factors Health Status • Time 1 • Parent’s marital status • Parent’s health belief • Parent’s health behaviors • Time 2 • Parent’s marital Status • Parent’s health belief • Parent’s health behaviors • Time 1 • Physical health • Psychosocial health • Time 2 • Physical health • Psychosocial health Interpersonal Factors • Time 1 • Family support • Family interaction • Relationship with others • Time 2 • Family support • Family interaction • Relationship with others

  9. Intermediate Variables Intrapersonal Factors Health Lifestyle Time1 Time1 Time1 Time1 Time1 Time2 Time2 Time2 Time2 Time2 Family Factors Independent Variables Health Status Interpersonal Factors Sub-project 1

  10. Health Lifestyle • Time 1 • ‧Health risk behavior • ‧Health protecting behavior • ‧Health promoting behavior • Time 2 • ‧Health risk behavior • ‧Health protecting behavior • ‧Health promoting behavior Health Status Time 1 ‧Psychosocial Health Time 2 ‧Psychosocial Health Sub-project 2

  11. METHODSSAMPLING • Stratified Sampling • School size • Large(400人)、Medium(200-399人 )、Small(50-199人) • Number of qualified school • Hsing-Chu :79(50 students per grade) • Taipei City :152 (50 students per grade) • Participants Recruitment Criteria

  12. Study Participants* * Numbers are for a certain urbanization level. Both Taipei City and Hsing-Chu County have the same sampling scheme.

  13. List of randomly selected schools

  14. Intrapersonal Factors HealthLifestyle Health Status Interpersonal Factors Organizational Factors STUDY FRAMEWORK

  15. PROGRESS • sampling • instrument development • pilot study • data collection • 2001.10-11

  16. CONTENT of INSTRUMENT • CABLE school profile • CABLE student profile • CABLE questionnaires • Version • 1st grade、4th grade、parents(include fathers and mothers) • Scales in each version • CABLE health lifestyle scale • CABLE family interaction scale • CABLE social anxiety scale etc..

  17. STATISTICAL ANALYSIS • Consider • longitudinal observations • effects from various levels • individual, school, area • Use multilevel model for analysis

  18. Level 1

  19. Level 2

  20. Level 3 and 4

  21. ANTICIPATED RESULTS and CONTRIBUTIONS • To describe the health lifestyle of children over time • To determine the factors associated with the changes of health lifestyle • To uncover the plausible pathways of health behavior development

  22. ANTICIPATED RESULTS and CONTRIBUTIONS • To investigate the factors correlated to healthy behavioral developments • To provide policy-related evidence for policy makers • To promote academic research performance through publishing papers in professional journals

  23. ~Thank You~

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