• measure Car, Relax, Alone, Forget, Friends, Trouble (CRAFFT) Screening Test

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_DHBQ14 YS_DHBQ16
     
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    The Car, Relax, Alone, Forget, Friends, Trouble (CRAFFT) Screening Test is a screening test for substance use that identifies substance use, substance-related riding/driving risk, and substance use disorder among youth ages 12-21.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Delinquent Friends

    Study:RADAR
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Old Cohort  RO - W5 RO - W6 RO - W7 RO - W8 RO - W9 RO - W10 RO - W11 RO - W12 RO - W13 RO - W14

    Young Cohort  RY - W1 RY - W2 RY - W3 RY - W4 RY - W5 RY - W6 RY - W7 RY - W8 RY - W9 RY - W10 RY - W11
     
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    The Delinquent Friends/Basic Questionnaire Peers (BL) is a self-report scale that measures the level of delinquent behavior of friends and intensity of contact with peers.
    Created October 17, 2024 • Updated October 20, 2024
You can also access this registry using the API (see API Docs).