SEARCH COHORTS

BASIC DISCRIPTION

Main aim of cohort aim
Recruited number of children 2000
Recruited number of father 2000
Recruited number of mother 2000
Recruited number of uncle aunt 1000
Recruited number of other family 10
Approximate proportion of source population included 89
Source population japan
Start of enrollment 20200205
Period of enrollment 20200222
Enrollment period
Enrollment criteria, please specify criteria
Exclusion criteria, please specify criteria2
Planned age of children at end of follow-up 30

IDENTIFICATION

Cohort, name name
Cohort, abbreviation ryaku
Cohort, country 北海道
Principal investigator(s), e-mail address aaa@ccc.com
Principal investigator(s), institution tokyo univartsity
Contact person(s), name tantou
Contact person(s), e-mail address tantou@yahoo.co.jp

CHILDREN

Content <1 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18
Home address X
School address X
Birth outcomes X
Birth weight X
Birth length
Gestational age at birth
Apgar score
Stillbirth (>= 22 weeks)
Child’s sex
Head circumference
Biparietal diameter
Breast feeding
Diet
Dietary supplements
Childcare attendance
Active smoking
Passive smoking
Alcohol consumption
Physical activity
Substance use
Medicine intake
Vaccinations
Psychological distress (e.g. bullying)
Air pollution
Access to green spaces
Built environment
Noise
Radiation, electromagnetic fields
Water contamination
Pets
Farm animal exposure
Mercury
Lead
Cadmium
Arsenic
Other metals
Polychlorinated biphenyl esters
Dioxins
Dicloro difenil tricloroetano
Hexachlorobenzene
Brominated flame retardants
Other bisphenols
Perflouralkyl compounds
Bisphenol A
Benzophenones
Triclosan
Phthalates
Cotinine
Height
Head circumference
Abdominal circumference
Arm circumference
Wrist circumference
Waist circumference
Blood pressure
Carotida intima media thickness
Pulse wave velocity
Cardiac ultrasound
Renal ultrasound
Brain MRI
Other MRI
DEA‐scan results
Skin folds
Bio impedence
Oscilometry
Spirometry
Skin prick test
Bronchial challenge test
Reversibility test
Dental observations
Cognitive function
School performance
Language
ADHD
Autism
Sleep disturbances
Mental health
Asthma
Allergy
Allergic rhinitise
Eczema
Respiratory tract infections
Vision
Hearing
Back pain
Neck pain
Growing pains
Tanner stage
Pubertal development stage
Age at menarche
Age at voice change
2D/4D digit ratio
Nocturnal ejaculation
Acne
Cancer
Diabetes
Congenital anomalies
Nephrology (e.g. creatinine, albumin)
Thyroid hormones
Inflammatory markers (e.g. C-reactive protein cytokines)
Immunologic markers (e.g. immunoglobulines)
Cortisol
Vitamines and micronutrients
Gonadal axis hormones (e.g. testosterone, estradiol)
Metabolism (e.g. cholesterol, LDL, HDL, insulin, triglycerides)
Metabolomics
DNA methylation
Transcriptomics (mRNA, miRNA)
Genome-wide association study (GWAS)
Epigenome-wide association study (EWAS)
Whole blood
Serum
Plasma
Buffy coat
Urine
Hair
Teeth
Nails
Saliva
Purified DNA
Purified RNA
Red blood cells
Umbilical cord blood/tissue
Blood smear
Faeces/meconium
Ehaled breathe condensate
Sputum induction
Placenta

MOTHERS

Content Pre-pregnancy During pregnancy <1 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18
Education X
Income
Employment status
Job title
Single parenthood
Home address
Work address
Age at birth
Ethnicity
Country of birth
Planned pregnancy
Time to pregnancy
Fertility treatment
Prior spontaneous abortion (<22w)
Prior births
Ultrasound measurements
Doppler measurements
Preeclampsia
Gestational diabetes
Gestational hypertension
Gestational duration
Mode of delivery
Prenatal diagnostics
Medical termination of pregnancy
Content Pre-pregnancy Second trimester Third trimester Post pregnancy
Maternal Exposures
Diet
Dietary supplements
Active smoking
Passive smoking
Alcohol consumption
Physical activity
Substance use
Medicine intake
Vaccinations
Psychological distress (e.g. bullying)
Occupational exposures
Heavy lifts
Work hours
Access to green spaces
Built environment
Noise
Radiation, electromagnetic fields
Water contamination
Pets
Farm animal exposure
Mercury
Lead
Cadmium
Arsenic
Other metals
Polychlorinated biphenyl esters
Dicloro difenil tricloroetano
Hexachlorobenzene
Brominated flame retardants
Other bisphenols
Perflouralkyl compounds
Bisphenol A
Other bisphenols
Parabens
Benzophenones
Triclosan
Phthalates
Cotinine
Weight
Height
Waist circumference
Blood pressure
Carotida intima media thickness
Pulse wave velocity
DEA scans
Bioimpedence
Mental health
Cognitive function (e.g. intelligence quotient)
Asthma
Allergy
Back pain
Neck pain
Arthritis
Cancer
Diabetes
Cardio‐vascular disease
Family history of chronic disease
Fever
Autoimmune disease
Urinary symptoms
Sexual problems
Sleep disturbance
Nephrology (e.g. creatinine, albumin)
Thyroid hormones
Inflammatory markers (e.g. C-reactive protein cytokines)
Cortisol
Vitamines and micronutrients
Gonadal axis hormones (e.g. testosterone, estradiol)
Metabolism (e.g. cholesterol, LDL, HDL, insulin, triglycerides)
Metabolomics
DNA methylation
Transcriptomics (mRNA, miRNA)
Genome-wide association study (GWAS)
Epigenome-wide association study (EWAS)
Breast milk
Whole blood
Serum
Plasma
Buffy coat
Urine
Hair
Nails
Saliva
Purified DNA
Purified RNA
Red blood cells
Faeces

FATHERS

Content Pre-pregnancy During pregnancy <1 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18
Education X
Income
Employment status
Job title
Single parenthood
Home address
Work address
Fertility treatment
Age at child's birth
Ethnicity
Country of birth
Period
Content Pre-pregnancy Second trimester Third trimester Post pregnancy
Diet
Dietary supplements
Active smoking
Passive smoking
Alcohol consumption
Physical activity
Substance use
Medicine intake
Vaccinations
Psychological distress (e.g. bullying)
Occupational exposures
Heavy lifts
Work hours
Access to green spaces
Built environment
Noise
Radiation, electromagnetic fields
Water contamination
Pets
Farm animal exposure
Mercury
Lead
Cadmium
Arsenic
Other metals
Polychlorinated biphenyl esters
Dicloro difenil tricloroetano
Hexachlorobenzene
Brominated flame retardants
Other bisphenols
Perflouralkyl compounds
Bisphenol A
Other bisphenols
Parabens
Benzophenones
Triclosan
Phthalates
Cotinine
Weight
Height
Waist circumference
Blood pressure
Carotida intima media thickness
Pulse wave velocity
DEA scans
Bioimpedence
Mental health
Cognitive function (e.g. intelligence quotient)
Asthma
Allergy
Back pain
Neck pain
Arthritis
Cancer
Diabetes
Cardio‐vascular disease
Family history of chronic disease
Fever
Autoimmune disease
Urinary symptoms
Sexual problems
Sleep disturbance
Nephrology (e.g. creatinine, albumin)
Thyroid hormones
Inflammatory markers (e.g. C-reactive protein cytokines)
Cortisol
Vitamines and micronutrients
Gonadal axis hormones (e.g. testosterone, estradiol)
Metabolism (e.g. cholesterol, LDL, HDL, insulin, triglycerides)
Metabolomics
DNA methylation
Transcriptomics (mRNA, miRNA)
Genome-wide association study (GWAS)
Epigenome-wide association study (EWAS)
Breast milk
Whole blood
Serum
Plasma
Buffy coat
Urine
Hair
Nails
Saliva
Purified DNA
Purified RNA
Red blood cells
Faeces

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