Swedish National Study of Aging and Care in Kungsholmen

Overview

Acronym
SNAC-K
Website
SNAC-K
Investigators
  • Prof. Laura Fratiglioni

    Karolinska Institutet

Contacts
  • Maria Wahlberg

    Karolinska Institute

General Design

Study design
Cohort
Start Year
2001
General Information on Follow Up (profile, frequency)

The participants are followed-up at ages 60, 66, 72, 78, 81, 84, 87, 90, 93, 96 and 99 years. 60- 70 year olds are followed-up every 6 years and 81+ year olds are followed-up ever 3 years.

Recruitment Target
  • Individuals
Number of Participants
4,430
Number of Participants with Biological Samples
3,800
Supplementary information about number of participants

Every six years, a new group of 60-year-olds is added to the study population and every third year a new group of 81-year-olds is added.

Three additional cohorts have been added to the baseline in 2007-2008 (81 year-olds), 2010-2012 (60 year-olds) and 2013-2015 (81 year-olds). In 2019-2021 new cohorts of 60 and 81 year-olds will be included.

More detailed information can be found here
Supplementary Information
Every 3 years participants 81+ years old are followed-up and every 6 years, participants 60-70 are followed-up. New cohorts were added in 2007-2010 (81 year olds), 2010-2012 (60 year olds), 2013-2015 (81 year olds).

Access

Availability of data and biosamples

Possible Access to Data
Possible Access to Biosamples
Other

Marker Paper

Lagergren M, Fratiglioni L, Hallberg IR et al., A longitudinal study integrating population, care and social services data. The Swedish National study on Aging and Care (SNAC). Aging Clin Exp Res. 2004 Apr;16(2):158-68.

PUBMED 15195992

Timeline

Populations

SNAC-K - Cohort 1

Selection Criteria

Countries
  • Sweden
Territory

Area of Kungsholmen/Essingeöarna

Sources of Recruitment

General Population
  • Selected sample
Supplementary Information

The sample was chosen in the national project SNAC and it was stratified for age cohort and year of assessment. Eleven age cohorts were chosen with different intervals, being six years in the younger cohorts (60-78 years old), and three years in the older cohorts (78+ years old).

Sample Size

Number of Participants
3,363
Supplementary Information
  • Phase 1 2001-2004: 3363 participants baseline.
  • Phase 2 2004-2007: 992 participants follow-up (81+ older).
  • Phase 3 2007-2010: 2251 participants (2057 followed up (all ages), 194 new (81 year olds).
  • Phase 4 2010-2012: 1528 participants(850 participants follow-up (only 81+ year olds), 678 new (60 year olds).
  • Phase 5 2013-2015: 1603 participants (1408 participants follow-up (all ages), 195 new (81 year olds).
  • Phase 6 2016-2018: 1291 participants.
SNAC-K - Cohort 2

Selection Criteria

Minimum age
81
Countries
  • Sweden
Territory

Area of Kungsholmen/Essingeöarna

Sources of Recruitment

General Population
  • Selected sample
Supplementary Information

The sample was chosen in the national project SNAC and it was stratified for age cohort and year of assessment. Eleven age cohorts were chosen with different intervals, being six years in the younger cohorts (60-78 years old), and three years in the older cohorts (78+ years old).

Sample Size

Number of Participants
194

Data Collection Events

SNAC-K - Cohort 3

Selection Criteria

Minimum age
60
Maximum age
60
Countries
  • Sweden
Territory

Area of Kungsholmen/Essingeöarna

Sources of Recruitment

General Population
  • Selected sample
Supplementary Information

The sample was chosen in the national project SNAC and it was stratified for age cohort and year of assessment. Eleven age cohorts were chosen with different intervals, being six years in the younger cohorts (60-78 years old), and three years in the older cohorts (78+ years old).

Sample Size

Number of Participants
678

Data Collection Events

# Name Description Start End
1 SNAC-K - Cohort 3 - Baseline 2010 2012
3 SNAC-K - Cohort 3 - Follow-up1 2016 2019
SNAC-K - Cohort 4

Selection Criteria

Minimum age
81
Maximum age
81
Countries
  • Sweden
Territory

Area of Kungsholmen/Essingeöarna

Sources of Recruitment

General Population
  • Selected sample
Supplementary Information

The sample was chosen in the national project SNAC and it was stratified for age cohort and year of assessment. Eleven age cohorts were chosen with different intervals, being six years in the younger cohorts (60-78 years old), and three years in the older cohorts (78+ years old).

Sample Size

Number of Participants
195

Data Collection Events

# Name Description Start End
1 SNAC-K - Cohort 4 - Baseline 2013 2015
2 SNAC-K - Cohort 4 - Follow-up1 2016 2018
SNAC-K - Care System Study

Selection Criteria

Minimum age
65
Countries
  • Sweden
Territory

Area of Kungsholmen/Essingeöarna

Sources of Recruitment

Specific Population
  • Other specific population :

    Users of home help services, long-term home health care or rehabilitation or special housing.

Data Collection Events

# Name Description Start End
0 SNAC-K - Care System Study - Surveys 2001 (February) 2018

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: 2020-05-13 17:42