Cohort of Swedish Men

Overview

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

General Design

Study design
Cohort
Start Year
1997
General Information on Follow Up (profile, frequency)
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.
Recruitment Target
  • Individuals
Number of Participants
48,850
Number of Participants with Biological Samples
32,194
Supplementary information about number of participants
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

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.

Timeline

Population

COSM - Population

Selection Criteria

Gender
Men only
Minimum age
45
Maximum age
79
Countries
  • Sweden
Territory
Västmanland and Örebro Counties (central Sweden)

Sources of Recruitment

General Population
  • Selected sample
Supplementary Information
All men born between 1918 and 1952 were invited to participate.

Sample Size

Number of Participants
48,850
Number of Participants with Biological Samples
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 (September) 1997 (December)
1 COSM - Registries 1997 (September) 2016 (December)
2 COSM - Saliva 2005 (January) 2008 (December)
3 COSM - 2008 (2nd (a) follow-up) 2008 (September) 2008 (December)
4 COSM - 2009 (2nd (b) follow-up) 2009 (April) 2009 (December)
5 COSM - Clinical examination 2010 (April) 2016 (December)

Individual Studies Included

Acronym Name Study design Participants Countries

Harmonization Projects Included

Acronym Name

Networks

Acronym Name Studies

Datasets

Name Type Data Collection Events Variables
Last Update: 2021-05-05 13:38