Estonia Pregnancy & Newborn cohort study

Study profile

Description

The Estonia Pregnancy & Newborn cohort examines the impact of SARS-CoV-2 variants of concern on pregnant women and their newborns.

Countries involved: Estonia

Sample size: 29,474 women and 31,265 infants

Metadata collected

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 Data collected?
Demographics 
Date of birth (full or MM/YY)
Age at contact
Sex / gender
Country of birth 
Ethnic group / race / population sector 
Income level 
Employment / occupation
Other socio-economic status proxy 
Education level
Civil status (‘marital’) 
Locality (of health care provision) 
Locality (of residence) 
Household size 
Household composition 
  
Hospitalisation 
Admission / discharge dates or duration
Episode dates 
Episode type (e.g., general; birth) 
Diagnosis (e.g., codes)
Procedures (e.g., codes) 
Procedures dates 
Dispensed medications 
ICU admission
Admission type (planned/emergency) 
Hospitalisation for COVID-19
  
Primary care, outpatient care 
Date of visit / contact 
Diagnosis codes 
Dispensed medications codes 
Dispensed medications date 
Primary care utilisation summary 
  
Health status and exposures 
Height
Weight
Date of anthropometrics 
Chronic / co-morbid conditions~
Medications for chronic conditions 
Smoker in household 
Current smoker
~ can include obesity 
  
Vaccines 
COVID-19 vaccine (timing, doses)
Type of COVID-19 vaccine
Other vaccinations / vaccination history 
  
COVID-19 symptoms & contacts 
COVID-19 episodes
COVID-19 symptoms (type, severity, duration) 
Influenza-like symptoms (type, timing, duration) 
COVID-19 health-seeking behaviour 
COVID-19 contacts in household 
Medications during C-19 episode 
  
Pregnancy & birth 
Date of delivery
Length of gestation
Birthweight
Maternal age at delivery
Pregnancy complications
Smoking pre-pregnancy 
Vaccines in pregnancy (non-COVID-19) 
Parity / nulliparity
Pre-pregnancy body mass index
Pregnancy outcome (e.g. miscarriage)
Mode of delivery
Sex of baby
Congenital anomalies
Other newborn complications
Placental weight 
Antenatal care usage 
Currently pregnant 
  
Death 
Date of / age at death
Cause of death
  
COVID-19 laboratory tests 
Sample type tested 
Sample / specimen collection date 
SARS-CoV-2 PCR test date
SARS-CoV-2 PCR pos / neg result
SARS-CoV-2 PCR Ct Value 
SARS-CoV-2 LFT test date
SARS-CoV-2 LFT test result
Serology test date 
Serology test results 
SARS- COV-2 genomic test results 
SARS- COV-2 variant/ lineage
Other lab tests 
  
COVID-19 sample collection / storage 
Sample type collected 
Sample collection date 
Sample collection time 
Sample processing 
Sample quality 
Consent to use research sample 
Consent to share research sample