1. Ian J. Deary John M. Starr Caroline E. Brett
Lifelong health and wellbeing in the 6-Day Sample of the Scottish Mental Survey 1947
Ian J. Deary
John M. Starr
Caroline E. Brett

2. Scottish Mental Survey 1947
4th June 1947: 70,805 children born in 1936 sat the Moray House Test No. 12 & completed 17-item sociological schedule (SMS1947)

3. Scottish Mental Survey 1947
4th June 1947: 70,805 children born in 1936 sat the Moray House Test No. 12 & completed 17-item sociological schedule (SMS1947)
Summer 1947: 6857 children born on the 1st, 2nd or 3rd of every month of 1936 and 1050 twins born in 1936 completed a 25-item sociological schedule (36-Day Sample and twins)

4. Scottish Mental Survey 1947
4th June 1947: 70,805 children born in 1936 sat the Moray House Test No. 12 & completed 17-item sociological schedule (SMS1947)
Summer 1947: 6857 children born on the 1st, 2nd or 3rd of every month of 1936 and 1050 twins born in 1936 completed a 25-item sociological schedule (36-Day Sample and twins)
: 1208 children born on the 1st of February, April, June, August, October & December 1936 completed individual Binet test, school, employment, & home schedules (6-Day Sample)

5. Scottish Mental Survey 1947
4th June 1947: 70,805 children born in 1936 sat the Moray House Test No. 12 & completed 17-item sociological schedule (SMS1947)
Summer 1947: 6857 children born on the 1st, 2nd or 3rd of every month of 1936 and 1050 twins born in 1936 completed a 25-item sociological schedule (36-Day Sample and twins)
: 1208 children born on the 1st of February, April, June, August, October & December 1936 completed individual Binet test, school, employment, & home schedules (6-Day Sample)

6. About the 6-Day Sample 1208 individuals (590 male, 618 female)
1036 complete data (11-27 years)
379 (64%) of males & 508 (82%) of females were married by 1964
38 (6.4%) males & 9 (1.5%) females had degrees by 1963
1554 younger siblings individually tested on reaching age 11

7. Objectives
To use Scottish and UK national databases to trace members of the 6-Day Sample a link existing data with vital events and illness episodes using the NHS Central Register and Scottish Morbidity Records.
To recruit surviving Sample members into a follow-up study investigating lifelong influences on health and wellbeing in old age.
To test specific hypotheses in a number of interdisciplinary workstreams.
To make the resource available to others.

8. What will it involve?
Detailed questionnaire and medical screening using home testing kit (all participants)
Saliva samples for DNA and cortisol analysis (all participants)
Telephone interview including cognitive testing (all participants)
Interview (80 participants)
24-hour urinary cortisol (100 participants)
Validation clinic assessment (50 participants)

10. Workstreams and PIs
A) Life-long educational experiences (Lindsay Paterson, Centre for Education & Society, Moray House, UofE) B) Lifecourse social movements (Chris Dibben, Director, Longitudinal Studies Centre-Scotland, St Andrews) C) Social & cognitive epidemiology (David Batty, Department of Epidemiology & Public Health, UCL) D) Narratives of life transitions, social participation, health & wellbeing (Jane Elliott, Director of Centre for Longitudinal Studies, Institute of Education)

11. Workstreams and PIs
E) Lifelong cognitive change (Ian Deary, Professor of Differential Psychology, Director of CCACE, UofE) F) Health & wellbeing in old age (John Starr, Geriatric Medicine, UofE) G) Stress and wellbeing in old age (Alasdair MacLullich, Geriatric Medicine, UofE) H) Sample selection, including dropout, disappearance & death (Wendy Johnson, Psychology, UofE)

12. Acknowledgements
The work was undertaken by The University of Edinburgh Centre for Cognitive Ageing and Cognitive Epidemiology, part of the cross council Lifelong Health and Wellbeing Initiative (grants G /84698 and G ). Funding from the BBSRC, EPSRC, ESRC and MRC is gratefully acknowledged.
6-Day Sample study University of Edinburgh 7 George Square Edinburgh EH8 9JZ