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Using the Census for contemporary and historical research

Using the Census for contemporary and historical research. ESRC Research Methods Festival Oxford, July 2004. Programme. 14.00 Introduction to 2001 Census programme David Martin 14.10 Understanding area-level inequality and change Myles Gould

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Using the Census for contemporary and historical research

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  1. Using the Census for contemporary and historical research ESRC Research Methods Festival Oxford, July 2004

  2. Programme 14.00 Introduction to 2001 Census programme David Martin 14.10 Understanding area-level inequality and change Myles Gould 14.25 Understanding individual differences Mark Brown 14.40 2001 Census Resources David Martin 15.00 Tea 15.30 Exploring space and time Ian Gregory 16.30 Isonymic analysis of historical data Malcolm Smith 17.30 Close

  3. Introduction to 2001 Census Programme David Martin Programme Coordinator July 2004

  4. Overview • 2001 Census • Key features • Principal output products • 2001 Census programme • Scope of programme • Data support units

  5. 2001 Census • 29 April 2001 • Innovations in collection, imputation and geography design • ‘One Number’ 58,789,194 • Detailed data products from Spring 2003 • Most detailed and comprehensive data source for socioeconomic research

  6. 2001 Census • Multiple output products • Aggregate statistics • Boundaries • Interaction data • Microdata • Lookup tables • Metadata • NB national differences • England and Wales; Scotland; Northern Ireland

  7. 2001 Census Programme • Continuation of previous ESRC/JISC Census programme • Data purchase • User licensing and registration • Data support units • Not research per se • 2001 datasets and all previous holdings – including census-related datasets

  8. Current issues • Underenumeration in certain areas (Manchester/Westminster) • Errors in bulk delivery CAS tables previously supplied by ONS • Ongoing SARs specification and access difficulties • Acquisition of new and old postcode directories

  9. Data support units • Census Dissemination Unit • UKBORDERS • Census Interaction Data Service • Centre for Census and Survey Research • Centre for Longitudinal Study Information and User Support • Census Registration Service

  10. For more information and links to all services http://census.ac.uk

  11. 2001 Census Resources David Martin

  12. Resources by unit • CDU – aggregate statistics • UKBORDERS – boundary data • CCSR – SARs • CIDS – Interaction datasets • CeLSIUS – ONS LS • CRU – User registration • CHCC – additional resources

  13. CDU, Manchester • Casweb/CommonGIS • 1981 SAS • 1991 NI SAS, GB SAS, LBS • 2001 Key Statistics, Standard Tables… being added • Convert • 1999 AFPD

  14. CDU services • Integrated access to statistical and boundary data through Casweb/CommonGIS (1991) • Access to secondary datasets and software tools • Quality assurance and maintenance of datasets

  15. UKBORDERS, Edinburgh • Census-derived digital boundary data • 1991 ED-line, GROS datasets • 2001 OA datasets, E&W, S, NI • ESRC-funded 1971/81 ED data • Numerous derived boundary sets • Geography lookup tables

  16. UKBORDERS services • Web access including QuickDownload for popular datasets • New BoundarySelector including extraction, generalisation and reformatting tools • Quality assurance and maintenance of boundary datasets

  17. New UKBORDERS…

  18. CIDS, Leeds/St Andrews • Interaction datasets (workplace, migration) • 1981, 1991 • Re-estimated 1981 flows for 1991 geography • 2001 data now delivered • NB Data specification and delivery delays

  19. CIDS services • Web-based information system for access to data on interaction flows between origins and destinations (WICID) • Provision of boundary data and re-estimation of 1981 migrant flowsfor 1991 geographical areas (excluding origins not-stated)

  20. WICID map selection tool for query construction

  21. CCSR, Manchester • Samples of Anonymised records • 1991 household and individual SARs • 2001 SARs specification: individual file October 2004 • NB Data specification and delivery delays: impacts of disclosure control

  22. CCSR, Manchester • Direct download (inc. with analysis software NSDstat) • Explore and subset online with Nesstar Light • Specification and testing of SARs files • Development of data in ‘secure-setting’

  23. Online analysis with Nesstar Lite

  24. CeLSIUS, LSHTM • Support for academic research users of the ONS Longitudinal Study • Projects approved by LS Research Board • Interface between researcher and confidential LS database • Online training and documentation

  25. The Longitudinal Study • Individual records, linked between censuses since first sample drawn from 1971 census • Including births, deaths, cancer registrations • Approx 1% of population selected by birthday (over 800,000 study members) • 2001 linkage launch: 21 Sept 2004

  26. CRS, Essex • Online registration and datasets permissions for 4 services: • CDU, UKBORDERS, CIDS, CCSR • ATHENS SSO • User helpdesk • 12,420 registered users at 15 April 2004 • Licensing and reporting

  27. User registration

  28. Dataset special conditions

  29. Data licensing framework • Data redistribution through the ESRC/JISC programme Census offices/ data providers JISC Data redistributors ESRC Data registrar End users

  30. CHCC • Collection of Historical and Contemporary Censuses • JISC-funded (not ESRC/JISC Census Programme) learning and teaching resources • Historical • CAS • SARs • http://www.chcc.ac.uk/ltlinks/

  31. Census Resource Discovery • Catalogue of census data and associated L&T materials available to UK HE and FE • Coverage • CHCC learning resources • CAS • SARs • http://chcc.essex.ac.uk/chcc-rd/RD

  32. For more information and links to all services http://census.ac.uk

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