• measure Learning difficulties

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_TRF5 YS_7 YS_TRF7 YS_10 YS_TRF10 YS_12 YS_TRF12 YC_BS1 YC_BS2 YE_ATTEF2 YC_ADHMRI YE_COG18 YS_TRIP age 4 YS_TRIP age 7 YS_TRIP age 10 YS_TRIP age 12
     
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    Learning difficulties consists of questions about learning difficulties at or outside of school, including dyslexia and dyscalculia.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Child care

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YS_2 YS_3 YS_5 YS_7 YS_10 YS_12 YC_BS2 YS_TRIP age 1-2 YS_TRIP age 3 YS_TRIP age 5
     
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    Childcare comprises of questions about pre-school, after-school and out-of school care.
    Created October 17, 2024 • Updated October 20, 2024

  • measure School results and performance

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_TRF5 YS_7 YS_TRF7 YS_10 YS_TRF10 YS_12 YS_TRF12 YS_DHBQ14 YS_DHBQ16 YC_BS1 YC_BS2 YC_DSC YE_ATTEF2 YC_ADHMRI YE_COG12 YS_TRIP age 4 YS_TRIP age 7 YS_TRIP age 10 YS_TRIP age 12
     
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    School results and performance assesses the child's behavior and results at primary and secondary school. Questions include reports of the child's performance in subjects at primary (gymnastics, reading, arithmetic, language, geography) and secondary school (mathematics, languages such as English, French and German, geography, history, natural sciences);...
    Created October 17, 2024 • Updated October 20, 2024

  • measure Demographics

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YS_2 YS_3 YS_5 YS_TRF5 YS_7 YS_TRF7 YS_10 YS_TRF10 YS_12 YS_TRF12 YS_DHBQP YS_DHBQ14 YS_DHBQ16 YS_DHBQ18 YC_ACTION BB1_1 YC_ACTION BB1_2 YC_ACTION BB2 YC_ACTION - BB3 YS_REF YC_BS1 YC_BS2 YC_BS3 YC_DSC YE_FITNSS YE_ATTEF1 YE_ATTEF2 YE_ATTEF3 YC_ADHMRI YS_DT YE_COG12 YE_COG18 YS_TRIP age 1 YS_TRIP age 1-2 YS_TRIP age 3 YS_TRIP age 4 YS_TRIP age 5 YS_TRIP age 7 YS_TRIP age 10 YS_TRIP age 12
     
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    years
    Demographic information includes age and year of birth, biological sex and gender, country and place of birth, current zipcode, nationality, religion, educational attainment, spoken laguages, and information on multiple births.
    Created October 17, 2024 • Updated October 20, 2024

  • measure School Situation

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_5 YS_TRF5 YS_7 YS_TRF7 YS_10 YS_TRF10 YS_12 YS_TRF12 YS_DHBQP YS_DHBQ14 YS_DHBQ16 YS_DHBQ18 YC_BS1 YC_BS2 YC_DSC YE_FITNSS YE_ATTEF2 YC_ADHMRI YS_DT YE_COG12 YE_COG18 YS_TRIP age 3 YS_TRIP age 4 YS_TRIP age 5 YS_TRIP age 7 YS_TRIP age 10 YS_TRIP age 12
     
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    School situations contains questions about children's schoolgoing situation, including the type of school the children attend, whether twins attend the same or different school or class, whether the child has ever skipped or repeated grades, and truancy.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Demographics

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  Early pregnancy Mid pregnancy Late pregnancy 3 years 4 years 5-6 years 8 years 17-18 years Covid questionnaires
     
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    The demographics questionnaire assesses many kinds of demographic characteristics of the child and its parents and grandparents. It includes items about the parents' birthdate, age, country of origin, language spoken at home, religion, household composition and marital status/single parenthood, living situation, and highest education.
    Created October 17, 2024 • Updated October 20, 2024

  • measure School involvement and well-being

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  8 years
     
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    School involvement and well-being contains six questions which are retrieved from the parent questionnaire "Longitudinaal onderzoek in het basisonderwijs (2002-2003)". Four questions focus on school well-being, namely: ‘Does not like school’, ‘Likes going to school’, ‘Enjoys being at school’, and ‘Likes most class activities’. The scale is rated on a...
    Created October 17, 2024 • Updated October 20, 2024

  • measure School and school care

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  5-6 years
     
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    School and school care assesses the type, name and location of the school that the child attends, and the pre-school, after-school and out-of school care of the child.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Work and education

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  Mid pregnancy Late pregnancy 6 months 3 years 5-6 years
     
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    Work and education includes items that assess highest education obtained, employment and working conditions, and occupations.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Classificatie Jeugdproblemen (CAP-J)

    Study:Generation R
    Mode of collection: Interview
    Available measurements:
    Generation R  17-18 years
     
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    Classificatie Jeugdproblemen (CAP-J) is a tool to describe youth care use and how this relates to problems in various domains (including psychosocial functioning, physical health, skills and cognitive development, family and education and environment)
    Created October 17, 2024 • Updated October 20, 2024

  • measure Demographics

    Study:RADAR
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Old Cohort  RO - W1 RO - W2 RO - W3 RO - W4 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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    Demographic information was assessed including gender, age, child gender, child age, etc.
    Created October 17, 2024 • Updated October 20, 2024

  • measure School Performance

    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

    Young Cohort  RY - W1 RY - W2 RY - W3 RY - W4 RY - W5 RY - W6 RY - W7 RY - W8 RY - W9 RY - W10
     
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    School Performance (SV) assesses youth's self-reported functioning level at school with items such as "In comparison with your fellow students... How did you perform in school/university the past week?".
    Created October 17, 2024 • Updated October 20, 2024

  • measure Importance of Friends

    Study:RADAR
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Old Cohort  RO - W5 RO - W6 RO - W7 RO - W8 RO - W9
     
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    Saliency importance of friends/Perception similarity friends assesses the self-reported importance of similarity between friends in delinquency, school motivation and relationships, and the perceptions of similarity between friends in delinquency, school motivation and friendship.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Socio-economic status (SES)

    Study:TRAILS
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Population cohort  POP - T1 POP - T4

    Clinical cohort  CC - T1 CC - T4
     
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    Socio-economic status (SES) assesses the education, profession and income of parents.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Socio-demographics

    Study:TRAILS
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Population cohort  POP - T1 POP - T2 POP - T3 POP - T4 POP - T5 POP - T6 POP - T7

    Clinical cohort  CC - T1 CC - T2 CC - T3 CC - T4 CC - T5 CC - T6 CC - T7

    The Next Generation  NEXT - T2 NEXT - T3 NEXT - T4 NEXT - T5
     
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    Socio-demographics assesses participants' sex, age, ethnicity, religiosity, living conditions, family composition, and education.
    Created October 17, 2024 • Updated October 20, 2024

  • measure School Questionnaire

    Study:L-CID
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Early Childhood Cohort  ECC - T3 ECC - T5 ECC - T6

    Middle Childhood Cohort  MCC - T3 MCC - T4 MCC - T5 MCC - T6
     
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    The self-developed School Questionnaire consists of 8 items about school-going of the children: (1) Do child 1 and child 2 go to school together?, (2) Are child 1 and child 2 in the same class?, (3) Was this choice made by you or by the school of child 1 and child 2?, (4) Did child 1 and child 2 go to the same school in previous years?, (5) Were child 1...
    Created October 17, 2024 • Updated October 20, 2024

  • measure Demographic family characteristics

    Study:L-CID
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Early Childhood Cohort  ECC - T1 ECC - T2 ECC - T3 ECC - T4 ECC - T5 ECC - T6 ECC - T6-Covid

    Middle Childhood Cohort  MCC - T1 MCC - T2 MCC - T3 MCC - T4 MCC - T5 MCC - T5-Covid MCC - T6 MCC - T7
     
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    years
    The Demographic Family Characteristics questionnaire consists of 14 items that assess family characteristics, such as age, gender, socio-economic status, etc.
    Created October 17, 2024 • Updated October 20, 2024
You can also access this registry using the API (see API Docs).