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measure Lung function - Spirometry
Study: Generation R Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Generation R 9-10 years 13-14 yearsLung function was measured by spirometry. Measures included FEV1, forced vital capacity (FVC), FEV1/FVC ratio, and forced expiratory flow at 75% of FVC (FEF75).Created June 5, 2024 • Updated September 19, 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 yearsDual 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 June 5, 2024 • Updated September 19, 2024 -
measure Dental plaque and oral microbiome
Study: Generation R Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Generation R 13-14 years 17-18 yearsDental plaque samples were collected by rubbing a cotton swab over the buccal sides of the right lower permanent molars. DNA was isolated from the dental plaque swabs.Created June 5, 2024 • Updated September 19, 2024 -
measure Tanner Scale
Study: Generation R Mode of collection: SelfAdministeredQuestionnaire Available measurements: Generation R 13-14 yearsThe Tanner Scale describes, both pictorially and descriptively, the external changes that occur in the time period between the onset of puberty and the achievement of full maturity for both girls and boys. Characterizations of pubertal status are assessed by breast development in girls, genital development in boys and pubic hair growth in both. The Tanner...Created June 5, 2024 • Updated September 19, 2024 -
measure Bone mineral density and geometry of the tibia (Peripheral Quantitative Compu...
Study: Generation R Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Generation R 13-14 years 17-18 yearsMeasurements of bone mineral density and the Geometry of the tibia by peripheral quantitative computed tomography (CT).Created June 5, 2024 • Updated September 19, 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 yearsFirst-morning, spot, or 24 hour urine sample.Created June 5, 2024 • Updated September 19, 2024 -
measure Exercise test - Steep Ramp Test
Study: Generation R Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Generation R 13-14 yearsThe Steep Ramp Test is a short maximal exercise test that measures the peak work rate (WRpeak), which is a valid and reliable estimation of the maximal aerobic exercise capacity and thus cardiorespiratory fitness.Created June 5, 2024 • Updated September 19, 2024 -
measure Dental development
Study: Generation R Mode of collection: MeasurementsAndTests X-ray Available measurements: Generation R 9-10 years 13-14 yearsPanoramic radiographs were used to ascertain dental development.Created June 5, 2024 • Updated September 19, 2024 -
measure Blood sample
Study: Generation R Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Generation R Early pregnancy Mid pregnancy Birth 6 months 1 year 1.5 years 2 years 3 years 5-6 years 8 years 9-10 years 13-14 years 17-18 yearsA blood sample consists of taking an amount of a person's blood from their body.Created June 5, 2024 • Updated September 19, 2024 -
measure Height and weight
Study: Generation R Mode of collection: MeasurementsAndTests Anthropometrics/Body measures Available measurements: Generation R Early pregnancy Mid pregnancy Late pregnancy 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 9-10 years 13-14 years 17-18 yearsHeight and weight were measured without shoes and heavy clothing.Created June 5, 2024 • Updated September 19, 2024 -
measure Blood pressure
Study: Generation R Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Generation R Early pregnancy Mid pregnancy Late pregnancy 6 weeks 6 months 1 year 2 years 3 years 4 years 5-6 years 9-10 years 13-14 years 17-18 yearsBlood pressure is the force of blood pushing against the walls of arteries as the heart pumps blood around the body. Systolic pressure is the pressure when the heart contracts and pushes blood out and diastolic pressure is the pressure when the heart relaxes and fills with blood. In adults, the systolic pressure normally ranges between 80 and 120 and the...Created June 5, 2024 • Updated September 19, 2024 -
measure Abdominal fat mass
Study: Generation R Mode of collection: MeasurementsAndTests Echo Available measurements: Generation R 2 years 5-6 years 13-14 yearsMeasures of abdominal fat mass were estimated by ultrasound.Created June 5, 2024 • Updated September 19, 2024 -
measure Pubertal Development Scale (PDS)
Study: Generation R Mode of collection: SelfAdministeredQuestionnaire Available measurements: Generation R 13-14 yearsThe Pubertal Development Scale (PDS) assesses the development of secondary sexual characteristics, such as growth spurts, body hair growth, skin changes, breast development and menarche in girls, and voice changes and growth of testes in boys.Created June 5, 2024 • Updated September 19, 2024 -
measure Hair sample
Study: Generation R Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Generation R 5-6 years 9-10 years 13-14 yearsA hair sample is a collection of hair strands, which are usually cut from a person's head. Hair samples usually contain hair that has grown over the last 12 months.Created June 5, 2024 • Updated September 19, 2024 -
measure Diffusion Tensor Imaging (DTI)
Study: Generation R Mode of collection: MeasurementsAndTests MRI Available measurements: Generation R 7 years 9-10 years 13-14 years 17-18 yearsDiffusion Tensor Imaging (DTI) is a Magnetic Resonance Imaging‑based neuroimaging technique that makes it possible to estimate the location, orientation, and anisotropy of the white matter tracts of the brain.Created June 5, 2024 • Updated September 19, 2024 -
measure Eye examination
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 yearsThe eye examination is a visual acuity test. The eye examination consisted of presenting monocular visual acuity with logarithm of the minimum angle of resolution based Early Treatment Diabetic Retinopathy Study charts at 3 m by means of the fast Early Treatment Diabetic Retinopathy Study method.Created June 5, 2024 • Updated September 19, 2024 -
measure Functional connectivity Magnetic Resonance Imaging (rs-fMRI)
Study: Generation R Mode of collection: MeasurementsAndTests MRI Available measurements: Generation R 7 years 9-10 years 13-14 years 17-18 yearsFunctional magnetic resonance imaging (MRI) is a non-invasive technique for examining brain activity. Resting state fMRI aims to assess spontaneous brain activity using MRI while the participant is at rest, not performing any specific task. It captures ongoing functional connectivity patterns within the brain.Created June 5, 2024 • Updated September 19, 2024 -
measure Intima-media thickness
Study: Generation R Mode of collection: MeasurementsAndTests Biological sample/measurement Available measurements: Generation R 9-10 years 13-14 yearsThickness of the carotid intima media was assessed through ultrasonographic recordings.Created June 5, 2024 • Updated September 19, 2024 -
measure Dental caries and developmental defect of enamel
Study: Generation R Mode of collection: MeasurementsAndTests Anthropometrics/Body measures Available measurements: Generation R 5-6 years 13-14 years 17-18 yearsIntra-oral photographs were made using an intra-oral camera, and were scored for dental caries and developmental defects of enamel by dentists.Created June 5, 2024 • Updated September 19, 2024 -
measure Structural Magnetic Resonance Imaging (MRI)
Study: Generation R Mode of collection: MeasurementsAndTests MRI Available measurements: Generation R 7 years 9-10 years 13-14 years 17-18 yearsStructural magnetic resonance imaging (MRI) is a non-invasive technique for examining the anatomy and pathology of the brain (as opposed to using functional magnetic resonance imaging [fMRI] to examine brain activity).Created June 5, 2024 • Updated September 19, 2024