Date of filling in this questionnaire or last update: 17/01/2026
1. IDENTIFICATION & BASIC DESCRIPTION
Cohort name
  GCAT
Country
 

  • Spain

Please provide any other information on the cohort location/s if needed
  located in Catalonia, mostly urban centres
Name
  Rafael de Cid
Institution
  Germans Trias i Pujol Research Institute (IGTP)
Email
  rdecid@igtp.cat
Phone
  (+34) 93 033 0542
Name
  Manolis Kogevinas
Institution
  ISGlobal
Email
  manolis.kogevinas@isglobal.org
Phone
  +34649884725
Website
 

  • https://www.germanstrias.org/ca/projectes-estrategics/gcat/1/gcat-genomes-for-life / https://www.isglobal.org/en/-/covicat

Name of committee
  Germans Trias i Pujol University Hospital Research Ethics Committee
Or provide website
 

  • http://www.ceicgermanstrias.cat/Indice_ENG.html

Contact Principal Investigator (name)
  Rafa de Cid
Is this cohort part of a consortium? (name consortium)
  COVICAT, The European Occupational Exposome and Health Cohort Consortium
Participation in pooled analyses
 

  • The cohort is potentially interested in participating in pooled analyses of (European) occupational cohort studies (note pooled analyses also includes remote decentralized analyses that would not require any transfer of primary data as well as meta-analyses).

Study design (please select as many as appropriate)
 

  • Prospective cohort

Source population (please select as many as appropriate)
 

  • General population: Regional

Comparators (please select as many as appropriate)
 

  • Internal study population

Inclusion criteria
  Citizens residents in Catalonia and (not restrictive but preferible) with no intention to move out and users of public healthcare system
Enrollment
  Completed
Age range at entry (main cohort)
 

Minimum Maximum Mean
40 65

Men at enrollment
  7,852
Women at enrollment
  11,373
Men at last follow-up
  7,852
Women at last follow-up
  11,373
Comments
  Open call at blood donor centers, mostly recruiting blood donors, but not limited exclusively to them
2. OUTCOME FOLLOW-UP
Type of data for outcome follow-up (please select as many as appropriate)
 

  • Active (contact with participants)
  • Use of registers (specify)

First follow-up period (provide year)
  2014
Last follow-up period (provide year)
  2023
Number of follow-ups after baseline (provide number)
  4
Participation at last follow-up (if known)
  27
3. OCCUPATIONAL EXPOSURES
Source of exposure data collected (please select as many as appropriate)
 

  • Questionnaire, Personal (Self-reporting or interview)

Occupational history/time frame
  Lifetime
Occupational coding performed
  Yes
Occupation (specify coding system used)
 

  • Spanish CNO11 and ISCO-08

Methods for exposure assessment (please select as many as appropriate)
 

  • Job Exposure Matrix
  • Self-report

 

  • ALOHA+ JEM

Main categories
 

  • Organisation of work including working time

Organisation of work including working time | Shift work
 

  • Night (permanent or rotating)
  • Rotating (not night)

Organisation of work including working time | Working hours
 

  • Duration

4. OUTCOMES EVALUATED
Baseline - type of outcome data collected (select more than one if applicable)
 

  • Death certificates
  • Medical records
  • Questionnaire, individual (self-recording or interview)

Follow-up - type of outcome data collected (select more than one if applicable)
 

  • Death certificates
  • Medical records
  • Questionnaire, individual (self-recording or interview)

Diagnostic groups based on ICD10
 

  • C + D Neoplasms
  • E Malnutrition and obesity
  • E Metabolism disease
  • F Mental disorders
  • I Heart disease
  • J Respiratory disease
  • M Disorders of muscles, bones, synovialis, bursa, cartilage

Other health related outcomes
 

  • Biomarkers
  • Lifestyle change
  • Sleep
  • Work participation

5. BIOLOGICAL SAMPLES & ANALYSIS
Biological samples collected
 

  • Blood
  • Other

Specify: Other
  feces
Biological processing
 

  • DNA
  • RNA

Genetic and other lab analyses
 

  • Biomarkers (specify)
  • Epigenomics
  • Genomics / GWAS
  • Metabolomics
  • Proteomics
  • Other (specify)

Specify: Other
  COVID-19 serology in 2020, 2021, 2023 / SARS-CoV-2 antibodies (IgM, IgA, IgG)
6. Other Information
 

  • Alcohol
  • Anthropometry
  • Demographics
  • Diet
  • Education
  • Environmental, air pollution
  • Environmental other (specify)
  • Medical history
  • Physical exercise
  • Residential history
  • Socioeconomic status
  • Smoking

Possibility for linkage to data registries/data enrichment via data linkage
 

  • Hospital discharge
  • Mortality register