Overview
| Acronym |
SNAC-B |
|---|---|
| Website | |
| Investigators | |
| Contacts | |
| Start Year | 2001 |
General Design
| Study Design | Cohort |
|---|---|
| General Information on Follow Up (profile, frequency) |
All participants of the Population Study are followed-up each time they reach the age of an older cohort at base time, i.e. at the age of 66, 72, 78, 81, 84, 87, 90, 93, 96 and 99+ years. Participants in the Care System Study are followed up each time the decision for assistance is re-evaluated. This should be done at least once a year. |
| Recruitment Target |
|
| Number of Participants |
1,817 (No Limit) |
| Number of Participants with Biological Samples |
1,800 |
| Supplementary Information |
For the Population Study, a panel of elders is taken from 10 different age cohorts, beginning at the age of 60 up to 96 years with a 6-year interval between the younger cohorts (up to 78 years) and a 3-year intervals thereafter. New cohorts of 60- and 81-year olds joined the study in 2007-2010, and 2014-2016, respectively. The Care System Study is a systematic, longitudinal, individually-based collection of data of all persons 65+ years living in the area with their registration connected to assistance decisions. |
Access
| 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.
Study Timeline
Each colour in the timeline graph below represents a separate Study Population, while each segment in the graph represents a separate Data Collection Event. Clicking on a segment gives more detailed information on a Data Collection Event.
Populations
SNAC-B - Cohort 1
The SNAC-B population consists of a random sample of 60, 66, 72,78,81,84,87,90,93,96 year old individuals living both at home and in institutions, in municipality of Karlskrona.
Sources of Recruitment
| General Population |
|
|---|---|
| Supplementary Information | The sample was chosen in the national project SNAC and it was stratified for age cohort and year of assessment. Ten age cohorts were chosen with different intervals, being six years in the younger cohorts (60-78 years old), and three years in the older (81+ years old). |
Selection Criteria
| Age | Minimum age 60, Maximum age 96 |
|---|---|
| Country | Sweden |
| Territory | Karlskrona |
Sample Size
| Number of Participants |
1,402 |
|---|
Data Collection Events
| Name | Description | Start | End |
|---|---|---|---|
| SNAC-B - Cohort 1 - Baseline | The nurse interview assesses: demographic data,... | 2001 | 2003 |
| SNAC-B - Cohort 1 - Follow-up 1 | This is the first follow-up for participants... | 2004 | 2006 |
| SNAC-B - Cohort 1 - Follow-up 2 | Follow-up for all participants. Enrichment of... | 2007 | 2009 |
| SNAC-B - Cohort 1 - Follow-up 3 | Follow-up of participants that were aged 72+... | 2010 | 2012 |
| SNAC-B - Cohort 1 - Follow-up 4 | Follow-up for all participants. Enrichment of... | 2013 | 2015 |
| SNAC-B - Cohort 1 - Follow-up 5 | Follow-up for all participants. Enrichment of... | 2016 | 2018 |
| SNAC-B - Cohort 1 - Follow-up 6 | Follow-up for all participants. Enrichment of... | 2019 | 2021 |
SNAC-B - Cohort 2
The SNAC-B population consists of a random sample of : 60, 81 year old individuals living both at home and in institutions, in municipality of Karlskrona.
Sources of Recruitment
| General Population |
|
|---|---|
| Supplementary Information | The sample was chosen in the national project SNAC and it was stratified for age cohort and year of assessment. Ten age cohorts were chosen with different intervals, being six years in the younger cohorts (60-78 years old), and three years in the older (81+ years old). |
Selection Criteria
| Age | Minimum age 60, Maximum age 81 |
|---|---|
| Country | Sweden |
| Territory | Karlskrona |
Sample Size
| Number of Participants |
278 |
|---|
Data Collection Events
| Name | Description | Start | End |
|---|---|---|---|
| SNAC-B - Cohort 2 - Baseline | The nurse interview assesses: demographic data,... | 2007 | 2009 |
| SNAC-B - Cohort 2 - Follow-up 1 | Follow-up of participants that were aged 72+... | 2010 | 2012 |
| SNAC-B - Cohort 2 - Follow-up 2 | The nurse interview assesses: demographic data,... | 2013 | 2015 |
| SNAC-B - Cohort 2 - Follow-up 3 | The nurse interview assesses: demographic data,... | 2016 | 2018 |
| SNAC-B - Cohort 2 - Follow-up 4 | The nurse interview assesses: demographic data,... | 2019 | 2021 |
SNAC-B - Cohort 3
The SNAC-B population consists of a random sample of 60,81 year old individuals living both at home and in institutions, in municipality of Karlskrona.
Sources of Recruitment
| General Population |
|
|---|---|
| Supplementary Information | The sample was chosen in the national project SNAC and it was stratified for age cohort and year of assessment. Ten age cohorts were chosen with different intervals, being six years in the younger cohorts (60-78 years old), and three years in the older (81+ years old). |
Selection Criteria
| Age | Minimum age 60, Maximum age 81 |
|---|---|
| Country | Sweden |
| Territory | Karlskrona |
Sample Size
| Number of Participants |
137 |
|---|
Data Collection Events
| Name | Description | Start | End |
|---|---|---|---|
| SNAC-B - Cohort 3 - Baseline | The nurse interview assesses: demographic data,... | 2014 | 2015 |
| SNAC-B - Cohort 3 - Follow-up 1 | The nurse interview assesses: demographic data,... | 2016 | 2018 |
| SNAC-B - Cohort 3 - Follow-up 2 | The nurse interview assesses: demographic data,... | 2019 | 2021 |
SNAC-B - Care Sytem Study
The Care System study covers all persons who reached the age of 65 and who have received elderly care by the Elderly Administration in Karlskrona (area Blekinge) or have permanent home care or rehabilitation in Karlskrona.
Sources of Recruitment
| Specific Population |
|
|---|
Selection Criteria
| Age | Minimum age 65 |
|---|---|
| Country | Sweden |
| Territory | Karlskrona |
| Other | Persons who only have meals-on-wheels, alarm or transport services from the municipality and/or the county council are excluded. |
Data Collection Events
| Name | Description | Start | End |
|---|---|---|---|
| SNAC-B - Care System Study - Surveys | Data were collected each year in the spring.... | 2001 | Ongoing |
Mica