• measure Pregnancies & miscarriages

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YE_COG18 YS_TRIP age 1 YS_TRIP age 1-2
     
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    30
    years
    Pregnancies and Miscarriages contains questions about getting pregnant, including the use of hormone preparations or assisted reproductive technologies, and miscarriages.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Surgery and anesthesia

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_2 YS_3 YS_5 YS_7 YS_10 YS_12 YC_BS1 YC_BS2 YE_ATTEF2 YS_TRIP age 2 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
    Surgery and anesthesia assesses any experienced surgery, including the insertion of grommets and the removal of tonsils, and general anesthesia.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Apgar score

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YS_TRIP age 1-2
     
    0
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    30
    years
    The Apgar score is a test given to newborns soon after birth to see if extra medical care or emergency care is needed. The Apgar score comprises five components: 1) color, 2) heart rate, 3) reflexes, 4) muscle tone, and 5) respiration, each of which is given a score of 0, 1, or 2. Babies get tested three times: 1 minute after birth, 5 minutes after birth,...
    Created October 17, 2024 • Updated October 20, 2024

  • measure Anthropometry

    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 YS_DHBQP YS_DHBQ14 YS_DHBQ16 YS_DHBQ18 YC_BS1 YC_BS2 YC_BS3 YC_DSC YE_FITNSS YE_ATTEF2 YE_ATTEF3 YC_ADHMRI YE_COG18 YS_TRIP age 1 YS_TRIP age 2 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
    Anthropometric measurements include height, weight, body mass index (BMI), and body circumferences.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Birth

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YC_DSC YE_ATTEF2 YC_ADHMRI YE_COG18 YS_TRIP age 1 YS_TRIP age 1-2
     
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    years
    Birth assesses information on pregnancy duration, placenta and chorionicity, mode of delivery, complications around the delivery, and incubator time.
    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 Amsterdam Neuropsychological Tasks (ANT)

    Study:Netherlands Twin Register
    Mode of collection: MeasurementsAndTests    Behavioral/cognitive task
    Available measurements:
    Young Netherlands Twin Register  YE_ATTEF1 YE_ATTEF2
     
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    years
    The Amsterdam Neuropsychological Tasks (ANT) are computerized executive functioning tasks. The ANTs measure a diverse range of executive functions, including attention, working memory, and inhibition.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Family Composition

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YS_2 YS_5 YS_7 YS_10 YS_12 YS_DHBQP YS_DHBQ14 YS_DHBQ16 YS_DHBQ18 YC_BS2 YE_COG18 YS_TRIP age 1 YS_TRIP age 2 YS_TRIP age 1-2
     
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    30
    years
    Family composition was assessed, including multiples in the (extended) family, twins in the extended family, number of siblings and number of children.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Stressful life events during pregnancy

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YS_TRIP age 1-2
     
    0
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    30
    years
    Stressful life events or stressful periods during pregnancy were reported by participants.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Pubertal Development

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YS_DHBQP YS_DHBQ14 YS_DHBQ16 YS_DHBQ18 YC_ACTION BB1_1 YC_ACTION BB1_2 YC_ACTION BB2 YC_ACTION - BB3 YC_BS1 YC_BS2 YC_BS3 YC_DSC YE_FITNSS YC_ADHMRI YE_COG18 YS_TRIP age 1-2
     
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    30
    years
    Pubertal Development was assessed through questions about breast growth, menstruation, shaving, deepening of the voice, and growth spurts.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Work demographics

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YS_3 YS_TRF5 YS_7 YS_TRF7 YS_10 YS_TRF10 YS_12 YS_TRF12 YS_DHBQP YS_DHBQ14 YS_DHBQ16 YS_DHBQ18 YC_BS2 YE_FITNSS YE_ATTEF2 YS_DT YE_COG12 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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    30
    years
    Work demographics consists of questions about working, hours of working, maternity/paternity leave, and type of profession.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Revised Conners' Teacher Rating Scale Short Form (CTRS-R:S)

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_TRF5 YS_TRF7 YS_TRF10 YS_TRF12 YE_ATTEF1
     
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    years
    The 28-item Short Form of the Revised Conners' Teacher Rating Scale (CTRS-R:S) measures social, emotional, behavioral, and academic problems in children and adolescents aged 8 to 18 years old with a focus on ADHD and related behaviors. It includes the Oppositional, Cognitive Problems, Hyperactive-Impulsive, and ADHD Index subcales.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Social Responsiveness Scale (SRS)

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  5-6 years 13-14 years
     
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    years
    The Social Responsiveness Scale (SRS) is a quantitative measure of autistic traits. The SRS has demonstrated good psychometric properties and cross-cultural validity for Autism Spectrum Disorder (ASD) assessment. Different versions may be available for different cohorts.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Children's Eating Behavior Questionnaire (CEBQ)

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  4 years 9-10 years
     
    0
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    years
    The Children’s Eating Behavior Questionnaire (CEBQ) assesses parent-reported food approaching and avoidant behaviors of their children on a 5-point Likert scale. It uses the food approach subscales Food Responsiveness (5 items), Enjoyment of Food (4 items), Emotional Overeating (4 items) and Desire to Drink (3 items); and the food avoidant subscales...
    Created October 17, 2024 • Updated October 20, 2024

  • measure Child Health Questionnaire - Parent Form (CHQ-PF28)

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  4 years 5-6 years 13-14 years
     
    0
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    years
    The Child Health Questionnaire - Parent Form (CHQ-PF28) is a questionnaire designed to assess the physical and psychosocial well-being of children aged 5-18 years. It consists of 28 items covering 13 domains, selected from the Child Health Questionnaire - Child Form (CHQCF-87). The questionnaire is completed by the child's parent or primary caregiver and...
    Created October 17, 2024 • Updated October 20, 2024

  • measure Skinfold thickness, waist and hip circumference

    Study:Generation R
    Mode of collection: MeasurementsAndTests    Anthropometrics/Body measures
    Available measurements:
    Generation R  6 weeks 6 months 1 year 2 years 3 years 4 years
     
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    years
    Skinfold thickness, waist and hip circumference were assessed as an indication of body fat. Skinfold thickness can noninvasively and reliably be measured at various sites of the body using a skinfold caliper. Based on measurements at multiple sites of the body, the total body fat and contribution of fat to the body mass can be estimated.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Body composition and bone mineral density (Dual X energy absorptiometry)

    Study:Generation R
    Mode of collection: MeasurementsAndTests    Biological sample/measurement
    Available measurements:
    Generation R  5-6 years 9-10 years 13-14 years 17-18 years
     
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    years
    Dual X energy absorptiometry scans (iDXA; General Electric, formerly Lunar Corp., Madison, WI) were used to obtain measurements of bone and soft tissue for the total body and sub regions, including bone mineral content (g), fat mass (g), and lean mass (g).
    Created October 17, 2024 • Updated October 20, 2024

  • measure Physical characteristics mother and child

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  5-6 years
     
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    years
    Physical characteristics assesses the hair, eye and skin color of mother and child.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Urine sample

    Study:Generation R
    Mode of collection: MeasurementsAndTests    Biological sample/measurement
    Available measurements:
    Generation R  Early pregnancy Mid pregnancy Late pregnancy 5-6 years 9-10 years 13-14 years 17-18 years
     
    0
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    years
    First-morning, spot, or 24 hour urine sample.
    Created October 17, 2024 • Updated October 20, 2024

  • measure Airway inflammation and airway resistance

    Study:Generation R
    Mode of collection: MeasurementsAndTests    Biological sample/measurement
    Available measurements:
    Generation R  5-6 years
     
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    years
    Airway interrupter resistance (Rint) was measured in kilo-pascals per liter during tidal expiration, with occlusion of the airway at peak expiratory flow. Fractional exhaled nitric oxide (FeNO) in parts per billion (ppb) was measured using the NIOX chemiluminescence analyzer.
    Created October 17, 2024 • Updated October 20, 2024
You can also access this registry using the API (see API Docs).