We carry out a range of work to develop the survey design and to help ensure we make the most of the results.

First published:
9 February 2012
Last updated:

Pilot testing

Pilot tests and larger-scale field tests are carried out to ensure that fieldwork runs well.

Documents

Pilot test report, 2018: summary
, file type: PDF, file size: 395 KB

PDF
395 KB
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Pilot test report, 2017: summary
, file type: PDF, file size: 336 KB

PDF
336 KB
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Pilot test report, 2016: summary
, file type: PDF, file size: 357 KB

PDF
357 KB
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Field test technical report, 2015
, file type: PDF, file size: 2 MB

PDF
2 MB
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Technical considerations in analysis of results

Documents

Discontinuities in results for health-related lifestyle and general health between the Welsh Health Survey and National Survey for Wales
, file type: PDF, file size: 370 KB

PDF
370 KB
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Discontinuities in results for health-related lifestyle and general health between the Welsh Health Survey and National Survey for Wales: tables
, file type: XLSX, file size: 145 KB

XLSX
145 KB
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Identifying potential discontinuities in the new National Survey for Wales
, file type: PDF, file size: 408 KB

PDF
408 KB
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National Survey for Wales: question comparability study
, file type: PDF, file size: 456 KB

PDF
456 KB
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National Survey for Wales: question comparability study, comparing questions
, file type: XLS, file size: 279 KB

XLS
279 KB
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National Survey for Wales: question comparability study, comparing surveys
, file type: XLS, file size: 123 KB

XLS
123 KB
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Generating aggregate statistics from National Survey for Wales data
, file type: PDF, file size: 265 KB

PDF
265 KB
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Survey methodology

Documents

Options for carrying out large-scale surveys in Wales
, file type: PDF, file size: 1 MB

PDF
1 MB
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An assessment of the utility of new interviewer observation variables for non-response weighting on the National Survey for Wales
, file type: PDF, file size: 387 KB

PDF
387 KB
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An assessment of the potential utility of interviewer observation variables for reducing non-response error in the National Survey for Wales
, file type: PDF, file size: 329 KB

PDF
329 KB
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Mixing modes within a social survey: opportunities and constraints for the National Survey for Wales
, file type: PDF, file size: 867 KB

PDF
867 KB
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