Individual Study / COSM

Cohort of Swedish Men

Cohort of Swedish Men

COSM logo
Networks -
Datasets -
Variables -
Start Year
1997
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Members

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Investigators Contacts
  • Prof. Karl Michaëlsson
    Uppsala University
  • Dr. Anna-Karin Kolseth
    Uppsala University
  • Prof. Karl Michaëlsson
    Uppsala University

Design

Study design
Cohort
Follow Up
After the baseline, the participants were followed-up twice for updated exposure information, in 2008 and 2009.
Information on health status is updated every year by linkage to registries.
Supplementary Information

Marker Paper

Harris H, Håkansson N, Olofsson C, Stackelberg O, Julin B, Åkesson A, et al. The Swedish mammography cohort and the cohort of Swedish men: study design and characteristics of two population-based longitudinal cohorts. OA Epidemiology 2013 Oct 01;1(2):16.

PUBMED

Recruitment

Sources of Recruitment
  • Individuals

Number of participants

Number of participants
48,850
Number of participants with biosamples
32,194
Supplementary Information
Saliva sample: 31 162 participants
Clinical subcohort samples: ~3,500 (June 2016; ongoing)

Access

Availability of data and biosamples

Possible Access to Data
Possible Access to Biosamples
Other

Timeline

COSM - Population

Selection Criteria
Gender
men
Minimum age
45
Maximum age
79
Newborns
Twins
Countries
  • Sweden
Territory
Västmanland and Örebro Counties (central Sweden)
Ethnic Origin
Health Status
Other criteria
Supplementary Information

Recruitment

Sources of recruitment
  • General population
General Population
  • Selected sample
Participants from existing studies

Number of participants

Number of participants
48,850
Number of participants with biosamples
32,194
Supplementary Information
1997: 48 850 participants
2008: 29 503 participants
2009: 26 156 participants
Saliva sample: 31 162 participants
Clinical subcohort samples: ~3,500 (June 2016; ongoing)
Data Collection Events
# Name Description Start End
0 COSM - 1997 1997-09 1997-12
1 COSM - Registries 1997-09 2016-12
2 COSM - Saliva 2005-01 2008-12
3 COSM - 2008 (2nd (a) follow-up) 2008-09 2008-12
4 COSM - 2009 (2nd (b) follow-up) 2009-04 2009-12
5 COSM - Clinical examination 2010-04 2016-12