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THE PRACTICAL IMPLEMENTATION OF THE 2011 UK CENSUS IMPUTATION METHODOLOGY. Stephanie Aldrich Office for National Statistics 22 October 2014. Background. Aims Obtain a complete and consistent database Improve on 2001. The Methodology. Instances of CANCEIS. Modules. Observed Households.
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THE PRACTICAL IMPLEMENTATION OF THE 2011 UK CENSUS IMPUTATION METHODOLOGY Stephanie Aldrich Office for National Statistics22 October 2014
Background • Aims • Obtain a complete and consistent database • Improve on 2001
The Methodology Instances of CANCEIS Modules Observed Households HHD Households Dummy Households HHA Household Variables HHB Dummy Variables Persons 1 to 6 RA1 Relationship Algorithm 1 DMH Demographics CUH Culture HEH Health LMH Labour Market Persons 7 Plus RA2 Relationship Algorithm 2 DMC Demographics CUC Culture HEC Health LMC Labour Market RA3 Relationship Algorithm 3 Communal Persons DME Demographics CUE Culture HEE Health LME Labour Market
Tuning the System • Earlier processes • Data error checking • Additional editing • Relationship triangulation rules • Deterministic edits • Tuning CANCEIS • Donor search parameters • Imputation weights • Fallback Imputation • Unique parameter files • Ad hoc imputation • Manual imputation