Large-scale Microdata workshop: An introduction to the SARs and ESDS Government Surveys. University of Plymouth 15 April 2005 Jo Wathan & Reza Afkhami. Today. SARs: Introduction to 2001 Individual Licensed SARs Hands-on: Accessing the SARs in Nesstar Lunch 12:30
University of Plymouth 15 April 2005
Jo Wathan & Reza Afkhami
ESDS Government Data
Introduction to the 2001 Licensed Individual SAR
Background to data development
Accessing the data
Working with the 2001 Licensed Individual SAR
Coverage and quality
SAR data issues
Analysing SAR data
For census output database as a whole:
Crosstab ethnic group (ethew) by imputation flag (zethew)
-using imputed cases will give results comparable with national data
- will help overcome bias from non-response
Geographically stratified sample
Looking forward: Moving forward
Controlled Access Microdata Samples
Small Area Microdata sample
Learning and Teaching
Introduction to the key large-scale government surveys
What is ESDS Government?
What data are available?
Why use the data?
How do you get the data?
Marmot, M (2003)
Reasonable amount of comparability
Can pool years/quarters
Data is representative at each time point
Good at looking at impacts on groups
Limits to continuity in the data (e.g. ethnic)
Cannot establish individual change
Combining datasets to increase sample size
What are ‘hours worked’?