Linking Vital Events to the Longitudinal and Mortality Studies Joanne Cartland & Karen McConnell Demography & Methodology Branch NISRA Conference 13 February 2013
Summary of Presentation Background – NILS/NIMS Background – Vital Events Linking Vital Events to NILS & NIMS
Background – NILS/NIMS
What is the NILS? Longitudinal database NILS Sample members (28% sample) Linked to 2001 Census & Other data
What is the NILS? 27 year old Female in 1991 | | | | | | | | | | | | | | | | | | | | | | |
What is the NIMS? Census Record Linkage Study 2001 Census linked to all deaths Linked Census-Mortality Database
What NILS Research can be done? Analysis of Census and Event data Analysis of Successive Events –Births –Migration –Mortality Analysis of successive censuses –1991 –2001 –2011
Whats Different? Individual Level Microdata High Quality Representative Dataset Security – Secure Setting access only
Background – Vital Events
Vital Events Data General Register Office (GRO) –Births, deaths, marriages & civil partnerships –Live link to RCM system –Data not validated Courts Service –Divorces & civil partnership dissolutions –Quarterly download –Data not validated General Public Registrars RCM system Vital Events Team
Vital Events Outputs Outputs –Quarterly Reports –Annual Bulletins –Annual Report –Baby Names All reports and data are available at NI couples opt for unusual weddings 25/07/12 Lowest number of deaths yet County Down Spectator, 6/12/12 Its a flood of Noahs: Biblical name floats the boat of parents The Belfast Telegraph, 21/12/12
Vital Events Interesting Figures The Numbers –Births: 25,000 –Deaths: 14,000 –Marriages: 8,000 –Divorces: 2,000 –Civil Partnerships: 100
Vital Events Interesting Facts The Facts –Popular days (2011) Births: 8 & 21 July Marriages: 27 August –Popular marriage venues (2011) Clarion Hotel Clandeboye Lodge –Popular baby names (2012) Jack, James, Daniel Sophie, Emily, Grace
Linking Vital Events to NILS and NIMS
Aims and Method Aims –Vital Events Statistics by 2001 Census variables –High User Demand (e.g. Education Area-Plans) –Highlight potential use of the NILS & NIMS Method –Vital Events data linked to NILS/NIMS (SQL) –Tables built in Stata –Tables exported to MS Excel
Births Linkage Process 100% (207,905) 207,905 births to NI mothers (2001-9) NILS Match NILS 28% sample linked (1-1 match) Census Match NILS data linked to 2001 Census. Unlinked individuals increase each year.
Results – Births
Community Background (2001) of Births by Year
Community Background (2001) of Births by Year
Births to Mothers Aged 35+ by Registration Year
Results – Deaths
Community Background (2001) of Deceased by Year
Age of deceased by Community Background (2001) Community Background Deaths Aged Under 50 Deaths Aged 50 or more All Ages Catholic 43%47%50%32%33%35%33%34%36% Protestant & Other Christian 54%50%46%67%66%64%66%65%63% Other Religions & No Religion 3%2%3%1% Note: Percentages may not add to 100 due to rounding.
Household Tenure (2001) of Deceased by Year
Summary of Results Births Catholic births marginally greater than Protestant births Increase in births to mothers aged 35 or more Deaths Protestant deaths outnumber Catholic deaths (2:1) Even in % of deaths were to people who lived in a communal establishment in 2001
Future Directions Publish tables on NILS website Use Linked 2011 Census - Vital Events in NILS/NIMS to update figures
Thank you
Acknowledgements The help provided by the staff of the Northern Ireland Longitudinal Study/Northern Ireland Mortality Study (NILS/NIMS)and the NILS Research Support Unit is acknowledged. The NILS/NIMS is funded by the Health and Social Care Research and Development Division of the Public Health Agency (HSC R&D Division) and NISRA. The NILS-RSU is funded by the ESRC and the Northern Ireland Government. The authors alone are responsible for the interpretation of the data and any views or opinions presented are solely those of the author and do not necessarily represent those of NISRA/NILS.
Linking Vital Events to the Longitudinal and Mortality Studies Joanne Cartland & Karen McConnell Demography & Methodology Branch NISRA Conference 13 February 2013