• wave W1

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 1 of the RADAR Old Cohort included around 250 adolescents of about 12/13 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W2

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 2 of the RADAR Old Cohort included around 250 adolescents of about 13 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W3

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 3 of the RADAR Old Cohort included around 250 adolescents of about 14 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W4

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 4 of the RADAR Old Cohort included around 250 adolescents of about 15 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W5

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 5 of the RADAR Old Cohort included 238 adolescents of about 16 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W1

    Study:RADAR
    Parent cohort:RADAR: Young Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 1 of the RADAR Young Cohort included 678 Dutch and Moroccan adolescents (some of whom were at-risk) of around 13 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W6

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 6 of the RADAR Old Cohort included 232 adolescents of about 17 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W2

    Study:RADAR
    Parent cohort:RADAR: Young Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 2 of the RADAR Young Cohort included 606 Dutch and Moroccan adolescents (some of whom were at-risk) of around 14 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W7

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 7 of the RADAR Old Cohort included 227 adolescents of about 18 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W3

    Study:RADAR
    Parent cohort:RADAR: Young Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 3 of the RADAR Young Cohort included 587 Dutch and Moroccan adolescents (some of whom were at-risk) of around 15 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W8

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 8 of the RADAR Old Cohort included 224 participants of about 19 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W4

    Study:RADAR
    Parent cohort:RADAR: Young Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 4 of the RADAR Young Cohort included 565 Dutch and Moroccan adolescents (some of whom were at-risk) of around 16 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W9

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 9 of the RADAR Old Cohort included 218 participants of about 20 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W5

    Study:RADAR
    Parent cohort:RADAR: Young Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 5 of the RADAR Young Cohort included 543 Dutch and Moroccan adolescents (some of whom were at-risk) of around 17 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W6

    Study:RADAR
    Parent cohort:RADAR: Young Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 6 of the RADAR Young Cohort included 449 Dutch adolescents of around 18 years old, including their parents, best friend and sibling.
    Created March 28, 2023 Updated April 4, 2023
  • wave W7

    Study:RADAR
    Parent cohort:RADAR: Young Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 7 of the RADAR Young Cohort included 406 participants of around 19 years old, including their intimate partner.
    Created March 28, 2023 Updated April 4, 2023
  • wave W10

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 10 of the RADAR Old Cohort included 211 participants of about 23 years old, including their intimate partner.
    Created March 28, 2023 Updated April 4, 2023
  • wave T1

    Study:RADAR
    Parent cohort:RADAR-G3: Third Generation
    Publisher: Utrecht University
    In wave 1 of the RADAR-G3 Cohort, the (now grown-up) RADAR targets and the target's siblings, and their partner filled out questionnaires about their child's (G3) temperament, developmental milestones, psychosocial adjustment, and child-rearing when that child was around 3 months old.
    Created March 28, 2023 Updated April 4, 2023
  • wave W8

    Study:RADAR
    Parent cohort:RADAR: Young Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 8 of the RADAR Young Cohort included 386 participants of around 21 years old, including their intimate partner, their sibling and the sibling's intimate partner.
    Created March 28, 2023 Updated April 4, 2023
  • wave W11

    Study:RADAR
    Parent cohort:RADAR: Old Cohort
    Publisher: Data Archiving and Networked Services Utrecht University
    Wave 11 of the RADAR Old Cohort included 210 participants of about 25 years old, including their partner, their sibling and the intimate partner of the sibling.
    Created March 28, 2023 Updated April 4, 2023
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