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Date of filling in this questionnaire or last update: 19/05/2020
1. IDENTIFICATION & BASIC DESCRIPTION
Cohort name
  Telemark-Study
Country
 

  • Norway
Please provide any other information on the cohort location/s if needed
  Telemark County
Name
  Anne Kristin M. Fell
Institution
  Telemark Hospital
Email
  annfel@sthf.no
Phone
  +4748153793
Website
 

  • HTTPS://www.sthf.no/helsefaglig/forskning-og-innovasjon/forskningsprosjekter/telemarkstudien
Name of committee
  Regional committee for medical and health research ethics South East D
Contact Principal Investigator (name)
  Anne Kristin M. Fell
Is this cohort part of a consortium? (name consortium)
  No
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
  Risk Fantorangens for obstructive respiratory disease
Source population (please select as many as appropriate)
 

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

  • Internal study population
Inclusion criteria
  Age 16-55
Exclusion criteria
  Inability to answer the self-reported questionnaire
Enrollment
  Ongoing
Age range at entry (main cohort)
 

Minimum Maximum Mean
16 55 40

Age range at entry (subcohort)
 

Minimum Maximum Mean Please describe
16 55 40

Men at enrollment
  9991
Women at enrollment
  12665
Participation rate at enrollment (if known)
  33
Comments
  In 2013 16099 (33%) participants were enrolled, in 2019/19 the participants from 2013 and aproximately 24000 additional participants were enrolled (esponsrate 38%). Alltigether 22656 participants are assessed once or twize
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)
 

  • Self-reported questionnaires by mail or online
Specify: Use of registers
 

  • Several Norwegians registers
First follow-up period (provide year)
  2018/19
Last follow-up period (provide year)
  2033
Number of follow-ups after baseline (provide number)
  4
Participation at last follow-up (if known)
  38
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)
 

  • ISCO88
Methods for exposure assessment (please select as many as appropriate)
 

  • Job Exposure Matrix
 

  • Other
Specify: Job Exposure Matrix / Other
  The Nordic asthma spesifikke JEM (N-JEM)
4. OUTCOMES EVALUATED
Baseline - type of outcome data collected (select more than one if applicable)
 

  • Biomarker (specify)
  • Questionnaire, individual (self-recording or interview)
Specify: Biomarker
  Nesten case Control: blod sample: CRP, leucocyt-diff count, total IgE, spesific Ig E (pollen and pers, house dust mites), Troponin I, periostin, YKL40, and other cytokines
Follow-up - type of outcome data collected (select more than one if applicable)
 

  • Biomarker (specify)
  • Questionnaire, individual (self-recording or interview)
Specify: Biomarker
  Same as above
Diagnostic groups based on ICD10
 

  • J Respiratory disease
J Respiratory disease
 

  • Chronic sinusitis
  • Chronic Bronchitis
  • Chronic obstructive pulmonary disease (COPD)
  • Asthma
Other health related outcomes
 

  • Lifestyle change
  • Sickness absence
  • Work participation
5. BIOLOGICAL SAMPLES & ANALYSIS
Biological samples collected
 

  • Blood
6. Other Information
Possibility for linkage to data registries/data enrichment via data linkage
 

  • Disease specific clinical database
  • Employment status
  • Hospital discharge
  • Medication usage
  • Mortality register