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measure Major events
Study: NTR Mode of collection: Interview Available measurements: Young Netherlands Twin Register YC_DSC YC_ADHMRIAny major events occurred causing participant to judge their behavior differently than they would a month ago.Created March 28, 2023 • Updated April 4, 2023 -
measure Strengths and Weaknesses of Attention-Deficit/Hyperactivity Disorder Symptoms...
Study: NTR Mode of collection: SelfAdministeredQuestionnaire Available measurements: Young Netherlands Twin Register YC_DSC YE_ATTEF2 YC_ADHMRIThe Strengths and Weaknesses of Attention-Deficit/Hyperactivity Disorder Symptoms and Normal Behavior Scale (SWAN) is an 18-item parent questionnaire for children and adolescents under 18 years old. This rating scale includes positive “weaknesses” and negative “strengths” scoring, assessing symptoms of Attention-Deficit/Hyperactivity Disorder.Created March 28, 2023 • Updated April 4, 2023 -
measure Birth
Study: NTR Mode of collection: SelfAdministeredQuestionnaire Available measurements: Young Netherlands Twin Register YS_1 YC_DSC YE_ATTEF2 YC_ADHMRI YE_COG18 YS_TRIP1 YS_TRIP1_2Information on duration pregnancy, placenta and chorionicity, mode of delivery, complications around delivery, and incubator time.Created March 28, 2023 • Updated April 4, 2023 -
measure GC-MS organic acids
Study: NTR Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Young Netherlands Twin Register YC_ACTIONBB1_1 YC_ACTIONBB1_2 YC_ACTIONBB2 YC_ACTIONBB3Gas chromatography mass spectrometry (GC-MS) platform targeting organic acids.Created March 28, 2023 • Updated April 4, 2023 -
measure Work demographics
Study: NTR 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 YS_DT YE_COG12 YE_COG18 YS_TRIP1_2 YS_TRIP3 YS_TRIP4 YS_TRIP5 YS_TRIP7 YS_TRIP10 YS_TRIP12Questions about working, hours of working, maternity/paternity leave, and type of professionCreated March 28, 2023 • Updated April 4, 2023 -
measure Zygosity (questionnaire)
Study: NTR Mode of collection: SelfAdministeredQuestionnaire Available measurements: Young Netherlands Twin Register YS_3 YS_5 YS_7 YS_10 YS_12 YS_DHBQ14 YS_DHBQ16 YC_DSC YC_ADHMRI YS_TRIP1_2 YS_TRIP3 YS_TRIP4 YS_TRIP5 YS_TRIP7 YS_TRIP10 YS_TRIP12The Zygosity questionnaire asks parents of twin pairs about the resemblance between the twins to determine whether the twin pair is mono- or dizygotic. This questionnaire consists of 10 questions: 6 items about physical similarities between the twin and 4 items about confusion in identifying the twins by parents and others.Created March 28, 2023 • Updated April 4, 2023 -
measure Urine osmolality
Study: NTR Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Young Netherlands Twin Register YC_ACTIONBB1_1 YC_ACTIONBB1_2 YC_ACTIONBB2 YC_ACTIONBB3Urinary osmolality as measured with density test (specific gravity) using the Atago refractometer PAL-10S BLT/A+W (Atago, Tokyo, Japan). The refractive index is a ratio of the velocity of light in air to the velocity of light in solution, which is directly proportional to the number of dissolved solids in urine.Created March 28, 2023 • Updated April 4, 2023 -
measure Side jobs and household chores
Study: NTR Mode of collection: SelfAdministeredQuestionnaire Available measurements: Young Netherlands Twin Register YS_DHBQP YS_DHBQ16 YS_DHBQ18 YC_BS2 YC_DSC YE_ATTEF3 YC_ADHMRI YE_COG12 YS_TRIP4 YS_TRIP7 YS_TRIP10Questions about side jobs (parttime work), volunteer work, household chores, and other main daytime activities.Created March 28, 2023 • Updated April 4, 2023 -
measure Pregnancy - Problems
Study: NTR Mode of collection: SelfAdministeredQuestionnaire Available measurements: Young Netherlands Twin Register YS_1 YC_DSC YC_ADHMRI YS_TRIP1_2Questions about problems during pregnancy such as eclampsia, iron deficiency, or twin-to-twin transfusion syndrome (TTTS)Created March 28, 2023 • Updated April 4, 2023 -
measure School Situation
Study: NTR 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_TRIP3 YS_TRIP4 YS_TRIP5 YS_TRIP7 YS_TRIP10 YS_TRIP12Questions about the school situation including the type of school the children attend, whether twins attemd the same/different school/class, whether the child has ever skipped or repeated grades, and truancy.Created March 28, 2023 • Updated April 4, 2023 -
measure Peptide hormones
Study: NTR Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Young Netherlands Twin Register YC_ACTIONBB1_1 YC_ACTIONBB1_2 YC_BS1 YC_BS2 YC_BS3Peptide hormones, for instance Adrenocorticotropic Hormone (ACTH, pituitary hormone), Alpha-Melanocyte-Stimulating Hormone (α-MSH, Melanocortin), Luteinizing Hormone (LH), Cholecytokinin, and Follicle Stimulating Hormone (FSH), measured with traditional enzymatic tests, such as Enzyme-Linked Immunosorbent Assays (ELISA).Created March 28, 2023 • Updated April 4, 2023 -
measure Liver enzymes
Study: NTR Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Young Netherlands Twin Register YC_ACTIONBB1_1 YC_ACTIONBB1_2 YC_ACTIONBB2 YC_ACTIONBB3 YC_BS1 YC_BS2 YC_BS3Liver enzymes, for instance Albumin, Jodide, Aspartaat Aminotransferase (ASAT), and Alanine Transaminase (ALAT), measured with traditional enzymatic tests, such as Enzyme-Linked Immunosorbent Assays (ELISA).Created March 28, 2023 • Updated April 4, 2023 -
measure Pubertal Development
Study: NTR Mode of collection: SelfAdministeredQuestionnaire Available measurements: Young Netherlands Twin Register YS_1 YS_DHBQP YS_DHBQ14 YS_DHBQ16 YS_DHBQ18 YC_ACTIONBB1_1 YC_ACTIONBB1_2 YC_ACTIONBB2 YC_ACTIONBB3 YC_BS1 YC_BS2 YC_BS3 YC_DSC YE_FITNSS YC_ADHMRI YE_COG18 YS_TRIP1_2Questions about pubertal development including breast growth, menstruation, shaving, deepening of voice, and growth spurtsCreated March 28, 2023 • Updated April 4, 2023 -
measure Medication Use
Study: NTR Mode of collection: SelfAdministeredQuestionnaire Telephone 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_ACTIONBB2 YC_ACTIONBB3 YC_BS1 YC_BS2 YC_BS3 YC_DSC YE_FITNSS YE_ATTEF2 YC_ADHMRI YE_COG18 YS_TRIP1 YS_TRIP2 YS_TRIP1_2 YS_TRIP3 YS_TRIP5Medication use incl. dosage, duration, and ATC code if availableCreated March 28, 2023 • Updated April 4, 2023 -
measure Oxidative stress markers
Study: NTR Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Young Netherlands Twin Register YC_ACTIONBB1_1 YC_ACTIONBB1_2 YC_ACTIONBB2 YC_ACTIONBB3Oxidative stress markers, including Oxidized DNA/RNA, Total Antioxidant Capacity, and Thiobarbituric acid reactive substances (malondialdehyde), measured with traditional enzymatic tests, such as Enzyme-Linked Immunosorbent Assays (ELISA).Created March 28, 2023 • Updated April 4, 2023 -
measure Cantril ladder
Study: NTR Mode of collection: SelfAdministeredQuestionnaire Available measurements: Young Netherlands Twin Register YS_3 YS_5 YS_7 YS_10 YS_12 YS_DHBQP YS_DHBQ14 YS_DHBQ16 YS_DHBQ18 YC_ACTIONBB2 YC_ACTIONBB3 YC_BS2 YE_FITNSS YS_TRIP3 YS_TRIP5 YS_TRIP7Subjective quality of life on a scale of 0 to 10.Created March 28, 2023 • Updated April 4, 2023 -
measure Inflammation markers
Study: NTR Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Young Netherlands Twin Register YC_ACTIONBB1_1 YC_ACTIONBB1_2 YC_ACTIONBB2 YC_ACTIONBB3Inflammation markers, for instance C-reactive protein (CRP), Lymphocytes, Neopterin, Immunoglobulin E (IgE), Immunoglobulin G (IgG), and tissue Transglutaminase Immunoglobulin A (tTg-IgA), measured with traditional enzymatic tests, such as Enzyme-Linked Immunosorbent Assays (ELISA).Created March 28, 2023 • Updated April 4, 2023 -
measure Viral infections
Study: NTR Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Young Netherlands Twin Register YC_ACTIONBB1_1 YC_ACTIONBB1_2 YC_ACTIONBB2Viral and parasitic infection loads, for instance Influenza A, Influenza B, Herpes Simplex Virus 1 (HSV1), Herpes Simplex Virus 2 (HSV2), Toxoplasma Gondii, Cytomegalovirus (CMV), Epstein-Barr Virus (EBV), and Procalcitonin, measured with traditional enzymatic tests, such as Enzyme-Linked Immunosorbent Assays (ELISA).Created March 28, 2023 • Updated April 4, 2023 -
measure DNA methylation (array)
Study: NTR Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Young Netherlands Twin Register YC_ACTIONBB3Assessment of DNA methylation as obtained through DNA methylation arrays.Created March 28, 2023 • Updated April 4, 2023 -
measure Leisure Activities
Study: NTR Mode of collection: SelfAdministeredQuestionnaire Available measurements: Young Netherlands Twin Register YS_3 YS_7 YS_10 YS_12 YS_DHBQP YS_DHBQ14 YS_DHBQ16 YS_DHBQ18 YC_BS1 YC_BS2 YC_DSC YE_ATTEF2 YC_ADHMRI YE_COG12 YS_TRIP4 YS_TRIP7 YS_TRIP10 YS_TRIP12Questions about leisure time activities and hobbies and time spend on thereonCreated March 28, 2023 • Updated April 4, 2023