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Date of filling in this questionnaire or last update: 27/05/2020
1. IDENTIFICATION & BASIC DESCRIPTION
Cohort name
  Finnish register-based working-age cohorts
Country
 

  • Finland
Name
  Taina Leinonen
Institution
  Finnish Institute of Occupational Health
Email
  taina.leinonen@ttl.fi
Do you want to add another Principal Investigator of the Cohort
 

  • Add another Principal Investigator of the cohort
Name
  Svetlana Solovieva
Institution
  Finnish Institute of Occupational Health
Email
  svetlana.solovieva@ttl.fi
Data access policy (briefly describe)
  Permission to use the register data must be applied from the register holders.
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).
Main aim of cohort, please briefly describe the main objectives of the cohort
  Data has been collected for administrative purposes.
Study design (please select as many as appropriate)
 

  • Prospective cohort
  • Retrospective cohort
Source population (please select as many as appropriate)
 

  • General population: National
Comparators (please select as many as appropriate)
 

  • Internal study population
Inclusion criteria
  Permanent Finnish working-age residents
Enrollment
  Completed
Age range at entry (main cohort)
 

Minimum Maximum Mean
18 70

Men at enrollment
  ~1.3 million per cohort
Women at enrollment
  ~1.3 million per cohort
Participation rate at enrollment (if known)
  100
Comments
  The data include 70% random samples of the working-age population with information linked from registers of Statistics Finland, the Social Insurance Institution, and the Finnish Centre for Pensions.
2. OUTCOME FOLLOW-UP
Type of data for outcome follow-up (please select as many as appropriate)
 

  • Death certificate
  • Use of registers (specify)
Death certificate (specify)
 

  • Death register without cause of death
Specify: Use of registers
 

  • Employment, unemployment, sickness absence, rehabilitation, pension, and unsalaried registers
First follow-up period (provide year)
  2005, 2008, 2011, 2014, or 2017 depending on cohort
Last follow-up period (provide year)
  2018
Number of follow-ups after baseline (provide number)
  14, 11, 8, 5, or 2 depending on cohort
Comments
  The register data includes complete follow-up until death or emigration.
3. OCCUPATIONAL EXPOSURES
Source of exposure data collected (please select as many as appropriate)
 

  • Job-employment records
  • Registry-based
Occupational history/time frame
  Other (specify)
Specify: Other
  Retrospective and prospective register-based follow-up
Occupational coding performed
  Yes
Occupation (specify coding system used)
 

  • ISCO68, ISCO88, and ISCO08
Industry (specify coding system used)
 

  • NACE
Types of exposure measurements
 

  • Other (specify)
Specify: Other
  Register data and job exposure matrices
Methods for exposure assessment (please select as many as appropriate)
 

  • Job Exposure Matrix
  • Other (specify)
 

  • Other
Specify: Job Exposure Matrix / Other
  Solovieva et al.: PLoS One 2012;7:e48680; PLoS One 2014;9:e108987.
Specify: Other
  Occupation, industry, and employment periods
Main categories
 

  • Ergonomics, physical workload, and injury related
  • Psychosocial domains
Ergonomics, physical workload, and injury related
 

  • Awkward work postures (e.g. kneeling/squatting, elevated arms, neck flection, back bent forward without support)
  • Physical work load (e.g. heavy lifting of people or objects, pushing/pulling)
  • Repetitive work movements
  • Sedentary work
  • Standing work
Psychosocial domains | Job task characteristics/organization of work
 

  • Job control, autonomy
  • Psychological job demands
  • Social support at work from supervisors
4. OUTCOMES EVALUATED
Baseline - type of outcome data collected (select more than one if applicable)
 

  • Registry-based
Registry-based
 

  • Employment status
  • Migration
  • Other
Specify: Other
  Sickness and rehabilitation benefits and pensions
Follow-up - type of outcome data collected (select more than one if applicable)
 

  • Death certificates
  • Registry-based
Registry-based
 

  • Employment status
  • Mortality register
  • Migration
  • Other
Specify: Other
  Sickness and rehabilitation benefits and pensions
Outcome type (please select as many as appropriate)
 

  • Mortality
  • Morbidity
  • Disability
Diagnostic groups based on ICD10
 

  • Other (specify)
Other (specify)
  ICD-diagnosis for work disability
Other health related outcomes
 

  • Sickness absence
  • Work participation
Comments
  Rehabilitation, disability retirement
6. Other Information
 

  • Demographics
  • Education
  • Socioeconomic status
Possibility for linkage to data registries/data enrichment via data linkage
 

  • Birth register
  • Cancer incidence
  • Disease specific clinical database
  • Employment status
  • Hospital discharge
  • Medication usage
  • Migration
  • Mortality register
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