Individual Study / BETULA

The Betula Project

The Betula Project

Initiatives -
To study how memory functions change during adult life and old age, to identify risk factors for dementia and to identify early preclinical signs of dementia.
Start Year
1988
End Year
2005
Supplementary Information
https://www.tandfonline.com/doi/abs/10.1080/13825589708256633
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Members

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Investigators Contacts
  • Dr. Prof Lars Nyberg
    Umeå Center for Functional Brain Imaging (UFBI)

Design

Study design
Population cohort
Follow Up
Six occasions (1988-1990, 1993-1995, 1998-2000, 2003-2005, 2008-2010 and 2013-2014)
Supplementary Information
https://www.umu.se/en/research/projects/betula---aging-memory-and-dementia/collaboration-on-betula-data/

Marker Paper

Rönnlund M, Sundström A, Adolfsson R, Nilsson LG. Subjective memory impairment in older adults predicts future dementia independent of baseline memory performance: Evidence from the Betula prospective cohort study. Alzheimers Dement. 2015;11(11):1385-1392.

PUBMED 25667997

Recruitment

Sources of Recruitment
  • Individuals

Number of participants

Number of participants
3,000
Number of participants with biosamples
Supplementary Information
Participants from the Umeå municipality in the age groups 20, 35, 40, 45, 50, 55, 60, 65, 70, 75 and 80 years

Access

Availability of data and biosamples

Data
Biosamples
Other

Availability of access information

On the study website : https://www.umu.se/en/research/projects/betula-...