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Date of filling in this questionnaire or last update: 23/09/2020
1. IDENTIFICATION & BASIC DESCRIPTION
Cohort name
  Helsinki Health Study
Country
 

  • Finland
Name
  Tea Lallukka
Institution
  University of Helsinki
Email
  tea.lallukka@helsinki.fi
Phone
  +358294127544
Personal website
  https://researchportal.helsinki.fi/en/persons/tea-lallukka
Website
 

  • https://www.helsinki.fi/en/researchgroups/helsinki-health-study
Or provide website
 

  • https://www.helsinki.fi/fi/tutkimusryhmat/helsinki-health-study/julkaisut
Contact Principal Investigator (name)
  Tea Lallukka
Data access policy (briefly describe)
  Data are not publicly available due to data protection laws. Register data are available only pending approvals from the register data 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
  The study produces new scientific evidence about the contribution of work and other areas of life to health, functioning, and well-being. The evidence can be used in efforts to maintain and improve health and functioning also after transition to retirement. A special focus is in studying social inequalities in health and well-being.
Study design (please select as many as appropriate)
 

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

  • Other
Specify: Other
  Occupational cohort study (public sector employees at baseline, followed-up before and after transition to retirement)
Comparators (please select as many as appropriate)
 

  • Internal study population
Inclusion criteria
  Employed by the City of Helsinki at baseline (year 2000 for an older cohort, aged 40, 45, 50, 55 or 60 years, and year 2017 for a younger cohort, aged less than 40 years)
Exclusion criteria
  Not empoyed by the City of Helsinki at baseline, moved abroad during the follow-up
Enrollment
  Completed
Age range at entry (main cohort)
 

Minimum Maximum Mean
40 60

Men at enrollment
  1790
Women at enrollment
  7154
Children (<18 years) at enrollment
  0
Men at last follow-up
  1271
Women at last follow-up
  5561
Children (<18 years) at last follow-up
  0
Participation rate at enrollment (if known)
  67
Comments
  Cohort Profile (older cohort): https://academic.oup.com/ije/article/42/3/722/909462
New data non-response analysis: https://pubmed.ncbi.nlm.nih.gov/32024488/
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)
Active (contact with participants) (specify)
 

  • Surveys mailed to those alive and with an address in Finland
Specify: Use of registers
 

  • Survey data are linked to register data (indicators of health, retirement, death, socioeconomic position, etc.) to those with an informed consent for such a linkage. Register data also used without survey data.
First follow-up period (provide year)
  2007
Last follow-up period (provide year)
  2017
Number of follow-ups after baseline (provide number)
  3
Participation at last follow-up (if known)
  82
Comments
  Response rate for an older cohort at first follow-up 83%, second follow-up 79%, third follow-up 82% (baseline 67%).
Young cohort: baseline response rate 51.5% (2017)
3. OCCUPATIONAL EXPOSURES
Source of exposure data collected (please select as many as appropriate)
 

  • Questionnaire, Personal (Self-reporting or interview)
  • Registry-based
Occupational history/time frame
  Follow-up period
Occupational coding performed
  Yes
Occupation (specify coding system used)
 

  • social classification of Statistics Finland (Tilastokeskus 1989)
Types of exposure measurements
 

  • Workplace sampling
Methods for exposure assessment (please select as many as appropriate)
 

  • Job Exposure Matrix
  • Self-report
 

  • Other
Specify: Job Exposure Matrix / Other
  Helsinki Health Study job exposure matrix
Website
  https://link.springer.com/article/10.1007%2Fs00420-018-1393-5
4. OUTCOMES EVALUATED
Baseline - type of outcome data collected (select more than one if applicable)
 

  • Questionnaire, individual (self-recording or interview)
  • Registry-based
Registry-based
 

  • Cancer incidence
  • Employment status
  • Hospital discharge
  • Medication usage
  • Mortality register
  • Other
Specify: Other
  retirrement (age based and due to disability)
Follow-up - type of outcome data collected (select more than one if applicable)
 

  • Questionnaire, individual (self-recording or interview)
  • Registry-based
Registry-based
 

  • Cancer incidence
  • Employment status
  • Hospital discharge
  • Medication usage
  • Mortality register
  • Other
Specify: Other
  retirrement (age based and due to disability)
Outcome type (please select as many as appropriate)
 

  • Mortality
  • Morbidity
  • Disability
Diagnostic groups based on ICD10
 

  • C + D Neoplasms
  • E Malnutrition and obesity
  • F Mental disorders
  • G Disease in the nervous system
  • I Heart disease
  • M Arthritis, arthrosis, systemic connective disorders, spine disorders
  • N Male and female related disorders
C + D Neoplasms
 

  • Other, please state
C + D Neoplasms | Other (specify)
  mostly any diagnosis (including ever diagnosed)
E Malnutrition and obesity
 

  • Other, please state
E Malnutrition and obesity | Other (specify)
  obesity based on self-reported weight and height
F Mental disorders
 

  • Mood [affective] disorders
  • Depression
  • Other, please state
F Mental disorders | Other (specify)
  often any mental disorders (all combined), anxiety and depression (affective mental disorders most commonly studied)
G Disease in the nervous system
 

  • Sleep disorders
I Heart disease
 

  • Hypertensive diseases
  • Angina pectoris
  • Acute myocardial infarction
  • Chronic ischaemic heart disease
M Arthritis, arthrosis, systemic connective disorders, spine disorders
 

  • Rheumatoid arthritis
  • Gout
  • Low back pain
  • Other, please state
M Arthritis, arthrosis, systemic connective disorders, spine disorders | Other (specify)
  any musculoskeletal diseases (e.g. as a cause for disability), often also general pain, multisite pain and low back disorders
Other health related outcomes
 

  • Lifestyle change
  • Sickness absence
  • Sleep
  • Work participation
Comments
  A large emphasis on health behaviors, sleep and obesity
6. Other Information
 

  • Alcohol
  • Demographics
  • Diet
  • Education
  • Medical history
  • Physical exercise
  • Socioeconomic status
  • Smoking
Possibility for linkage to data registries/data enrichment via data linkage
 

  • Cancer incidence
  • Employment status
  • Hospital discharge
  • Medication usage
  • Mortality register
  • Other (specify)
Specify: Other
  retirrement (age based and due to disability)
Please describe plans that are funded or most likely to be funded
  Studying development of health and well-being before and after retirement, studying inequalities in health, studying work-family interference