Initiative / NEAR

National E-lnfrastructure for Aging Research

National E-lnfrastructure for Aging Research

NEAR logo
Studies 15
The objective of NEAR is to improve the health, care, and well-being of older people by optimizing a national integration of the major Swedish longitudinal, population-based projects on the health and care of older people.
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Investigators Contacts
  • Debora Rizzuto
    Karolinska Institutet
  • Laura Fratiglion
    Karolinska Institutet

General Information

Year created
Types of cohorts
  • Population cohort
  • Sweden
This project has received funding from the Swedish Research Council
Criteria of cohort's to be included
Cohorts of health and care with at least seven years of follow-up time of older people in the Swedish population.
Socio-environmental context
  • NA


Number of participants

With harmonized data

Age range of the samples

Minimum age

Methodology for harmonization and integration

Strategy of harmonization
Data processing methods
  • Algorithmic
  • Standardisation
  • Latent variable model
  • Others
  • Type of infrastructure
    Some centrally, other locally
    Integrative data analysis
    • Meta-analyses
    • Pooled analyses
    • Federated analyses
    • NA
  • OBiBa (Opal/Mica)
  • R / Rmarkdown
  • Stata
  • Supplementary information
    Repository: Harmonization process is planned in 2020.

    Number of cohorts

    With harmonized data
    Will more cohorts be harmonized?


    Availability of metadata
    Under request
    Availability of individual data
    Under request

    Individual Studies

    Acronym Name Study design Participants Countries
    BETULA The Betula Project Population cohort 3,000
    COSM The Cohort of Swedish Men Population cohort 50,000
    Gender Differences in Health Behaviour and Health among Elderly Gender Differences in Health Behaviour and Health among Elderly Population cohort 605
    OCTO-Twin Study of Origins of Variance in the Old-Old Population cohort 702
    SALT The Screening Across the Lifespan of Twins Population cohort 44,919
    SATSA Swedish Adoption/Twin Study of Aging Population cohort 2,000
    SHARE The Survey of Health, Ageing and Retirement in Europe Population cohort 30,811 Austria , Belgium , Czech Republic , Denmark , Estonia , France , Greece , Hungary , Ireland , Israel , Italy , Netherlands , Poland , Sweden , Switzerland , Germany , Luxembourg , Croatia
    SMC The Swedish Mammography Cohort Population cohort 61,433
    SNAC-B The Swedish National study on Aging and Care – Blekinge Population cohort 21,000
    SNAC-K The Swedish National study on Aging and Care – Kungsholmen Population cohort 3,363
    SNAC-N The Swedish National study on Aging and Care – Nordanstig Population cohort 766
    SNAC Skåne (GÅS) The Swedish National study on Aging and Care – Skåne Population cohort 2,931
    SWEOLD The Swedish Panel Study of Living Conditions of the Oldest Old Cross-sectional
    The Kungsholmen Project The Kungsholmen Project Population cohort 2,368
    GQL- Instrument The Göteborg quality of life instrument Population cohort