• measure Sleep characteristics and sleep problems

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  2 months 6 months 2 years
     
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    Sleep characteristics and sleep problems assesses infant's sleep and sleep regulation, including sleep patterns, habits and sleeping problems.
    Created June 5, 2024 • Updated September 19, 2024

  • measure Healthcare Utilization

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  2 months 6 months 3 years 4 years 5-6 years
     
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    Healthcare Utilization assesses the frequency of visits to a doctor (e.g. a general practitioner, peadiatrician, ENT), the reasons for such visits, concrete information about the visit (e.g., name of the hospital and doctor), the frequency of hospitalization, and the use of alternative medicine. It also assesses the growth (length, weight, head...
    Created June 5, 2024 • Updated September 19, 2024

  • measure Medical history - Child

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  2 months 6 months 1 year 2 years 3 years 4 years 5-6 years 9-10 years 13-14 years 17-18 years
     
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    Medical history of the child assesses the general health and medical history of the child. It includes items regarding, distress, respiratory problems (e.g., coughing, sneezing, tightness of chest), pain and perception of pain, abdominal problems (e.g., stomach aches, bowel movements, constipation), teeth problems (e.g., tooth ache, difficulty eating,...
    Created June 5, 2024 • Updated September 19, 2024

  • measure Epilepsy symptoms

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  2 months 6 months 1 year 2 years 3 years 5-6 years
     
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    Epilepsy symptoms assesses the presence of unexpected incidents and attacks in the medical history of the child. Items include epileptic seizures, seizure/febrile convulsion, a breath-holding spell, or lost consciousness.
    Created June 5, 2024 • Updated September 19, 2024

  • measure Accidents

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  6 months 1.5 years 5-6 years
     
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    Accidents assesses home and traffic accidents that a child has experienced.
    Created June 5, 2024 • Updated September 19, 2024

  • measure Pregnancy history - This pregnancy

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  Early pregnancy Late pregnancy 2 months
     
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    Pregnancy history - This pregnancy assesses the course of a current pregnancy (at enrollement) and subsequent child delivery. It includes items on the last period, height, and weight, whether pregnancy was planned, contraceptive use, infertility treatment, whether blood type matches with biological father, other pregnancies with same biological fathers,...
    Created June 5, 2024 • Updated September 19, 2024

  • measure Excessive crying

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  2 months 6 months 1 year
     
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    Excessive crying assesses whether participants feel like their baby cries a lot (yes/no), whether the child cried for more than 3 hours a day during the last week (yes/no), on how many days this occurred, and how many hours a day the baby cried. Excessive crying can be identified as crying for 3 hours per day on 3 days in the preceding week using the...
    Created June 5, 2024 • Updated September 19, 2024

  • measure Neonatal Perception Inventory (NPI)

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  Early pregnancy 2 months
     
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    The Neonatal Perception Inventory (NPI) measures expectations of the hypothetical ‘average’ baby. Questions cover behaviors like crying, feeding, spitting up, sleeping problems, intestinal problems, and regular sleeping/eating patterns. Participants reported on 6 questions, answered on a 4-point Likert scale.
    Created June 5, 2024 • Updated September 19, 2024

  • measure Medical history - Fever

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  6 months 3 years 5-6 years
     
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    The Medical history - Fever questionnaire includes items about the fever history of children, including whether the child had a fever last year, associated symptoms, and doctor visits when the child had the symptoms.
    Created June 5, 2024 • Updated September 19, 2024

  • measure First days after birth

    Study:Generation R
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Generation R  2 months
     
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    First days after birth assesses how many days after birth the child came home, after how many days the umbilial cord dropped off, the child's resemblance to its parents, and child hospitalization in the first week.
    Created June 5, 2024 • Updated September 19, 2024

  • measure Air pollution

    Study:Generation R
    Mode of collection: Observation
    Available measurements:
    Generation R  Early pregnancy Mid pregnancy Late pregnancy Birth 6 weeks 2 months 3 months 4 months 6 months 1 year 1.5 years 2 years 2.5 years 3 years 4 years 5-6 years 7 years 8 years 9-10 years 11 years 12 years 13-14 years 17-18 years
     
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    For all participants, exposure to air pollutants at each geocoded address was assessed using continuous monitoring data and Geographic Information Systems (GIS)-based modelling techniques, considering the spatial and temporal variation in air pollution.
    Created June 5, 2024 • Updated September 19, 2024

  • measure Life Experience Survey (LES)

    Study:TRAILS
    Mode of collection: Interview
    Available measurements:
    The Next Generation  NEXT - T2 NEXT - T3 NEXT - T4 NEXT - T5
     
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    The Life Experience Survey (LES) is a validated assessment of life events, and includes marital separation, the death of a family member, and trouble with the employer.
    Created June 5, 2024 • Updated June 20, 2024

  • measure Life Events

    Study:TRAILS
    Mode of collection: Interview
    Available measurements:
    The Next Generation  NEXT - T2 NEXT - T3 NEXT - T4 NEXT - T5
     
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    Life events assesses a number of important events in the participant's life, such as hospital admissions, moves to other houses, divorce, family illness, death of a loved one, friendships, victimization, and delinquency.
    Created June 5, 2024 • Updated June 20, 2024

  • measure Developmental milestones

    Study:TRAILS
    Mode of collection: Other
    Available measurements:
    The Next Generation  NEXT - T2 NEXT - T3 NEXT - T4
     
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    Developmental milestones assesses the presence and timing of a list of developmental milestones, such as babbling, first words, joint attention, rolling over, walking, teething, counting, role play, etc. Data were obtained via the infant's growth booklet.
    Created June 5, 2024 • Updated June 20, 2024

  • measure Pregnancy history

    Study:TRAILS
    Mode of collection: Interview
    Available measurements:
    The Next Generation  NEXT - T2
     
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    years
    Pregnancy history is an assessment of the history of the pregnancy, and includes information about previous (outcomes, birth week) and current pregnancies (e.g., how many ultrasounds, manner of getting pregnant), the fetal development, perinatal complications (e.g., fever, diabetes, pre-eclempsia, divergent ultrasounds), perinatal substance use (e.g.,...
    Created June 5, 2024 • Updated June 20, 2024

  • measure Substance Use during Pregnancy

    Study:RADAR
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Third Generation  G3 - T1
     
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    The Substance Use during Pregnancy scale is a mother-reported scale that measures smoking and the use of alcohol, soft- and harddrugs during pregnancy.
    Created June 5, 2024 • Updated June 20, 2024

  • measure Prenatal development

    Study:RADAR
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Third Generation  G3 - T1
     
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    The Prenatal Development questionnaire was developed as a mother-report scale that measures pregnancy and prenatal development (physical weight/height information, IVF, planned, complications).
    Created June 5, 2024 • Updated June 20, 2024

  • measure Pregnancy Duration and Birth

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YC_DSC YC_ADHMRI YE_COG18 YS_TRIP age 1 YS_TRIP age 1-2
     
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    Pregnancy Duration and Birth assesses the duration of the pregnancy from conception to birth, and the labor process, e.g., were the children born on time, prematurely or late; time between birth of the children; manner of birth (e.g., vaginal, cesarean), position of the children in the uterus before birth; and the course of the delivery.
    Created June 5, 2024 • Updated June 20, 2024

  • measure Supplement use

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YC_ACTION BB2 YC_ACTION - BB3 YE_COG18 YS_TRIP age 1 YS_TRIP age 1-2
     
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    Nutritional supplement use was assessed in mothers during pregnancy, and vitamin supplementation use was assessed for children, including formation regarding type, frequency, and duration of vitamin supplementation.
    Created June 5, 2024 • Updated June 20, 2024

  • measure Contraception Use

    Study:Netherlands Twin Register
    Mode of collection: SelfAdministeredQuestionnaire
    Available measurements:
    Young Netherlands Twin Register  YS_1 YS_DHBQ14 YS_DHBQ16 YS_DHBQ18 YC_BS2 YC_BS3 YE_FITNSS YE_COG18 YS_TRIP age 1 YS_TRIP age 1-2
     
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    Contraception use assesses the use of hormonal preparations, such as the contraceptive pill. Questions typically include whether the respondent has used or uses contraceptives prior to pregnancy or at this moment, and in some cases, for how long they have used it, and which type of contraceptive.
    Created June 5, 2024 • Updated June 20, 2024
You can also access this registry using the API (see API Docs).