Figure 1
From: Transitions in the Swedish school system and the impact on student’s positive self-reported-health
Illustrating design of study and cohorts A,B,C. It is the same individuals within the three cohorts but different individuals between the three cohorts. Cohort A pre-school (6y, 2007/2008) to fourth grade elementary school (10y, 2011/2012); cohort B fourth grade elementary school (10y, 2008/2009) to seventh grade middle/ secondary school (13 y, 2011/2012), and cohort C seventh grade middle/ secondary school (13y, 2007/2008) to first year of upper secondary school/high school (16y, 2010/2011). T= Transition T1 =preschool- elementary school, T2= elementary school- middle/ secondary school, T3= middle/ secondary school - upper secondary school/high school. HD= The Health Dialogue at 6,10,13 and 16 years of age. All HD’s has been conducted at two occasions with the same individuals and follows the academic year divided in two semesters and starts in the fall.