Number of people newly certified severely sight impaired and sight impaired by broad ethnic group and year

Standard shorthand is used in this table: [t] = total.

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Data description ( of 1 selected1 selectable options)

Ethnicity ( of 4 selected4 selectable options)

Year ( of 13 selected13 selectable options)


Data valuesData descriptionEthnicityYear
15Number of CVIOther than White2020-21
17Number of CVIOther than White2015-16
19Number of CVIOther than White2013-14
21Number of CVIOther than White2012-13
24Number of CVIOther than White2016-17
26Number of CVIOther than White2014-15
33Number of CVIOther than White2018-19
33Number of CVIOther than White2019-20
36Number of CVIOther than White2022-23
36Number of CVIOther than White2017-18
39Number of CVIOther than White2021-22
42Number of CVIOther than White2024-25
55Number of CVIOther than White2023-24
128Number of CVIUnknown ethnicity2013-14
135Number of CVIUnknown ethnicity2014-15
140Number of CVIUnknown ethnicity2012-13
196Number of CVIUnknown ethnicity2017-18
198Number of CVIUnknown ethnicity2016-17
208Number of CVIUnknown ethnicity2015-16
209Number of CVIUnknown ethnicity2020-21
238Number of CVIUnknown ethnicity2018-19
261Number of CVIUnknown ethnicity2021-22
284Number of CVIUnknown ethnicity2023-24
298Number of CVIUnknown ethnicity2019-20
298Number of CVIUnknown ethnicity2022-23
311Number of CVIUnknown ethnicity2024-25
824Number of CVIWhite2020-21
1,048 [t]Number of CVITotal2020-21
1,082Number of CVIWhite2014-15
1,155Number of CVIWhite2013-14
1,163Number of CVIWhite2015-16
1,199Number of CVIWhite2016-17
1,201Number of CVIWhite2012-13
1,223Number of CVIWhite2017-18
1,238Number of CVIWhite2024-25
1,240Number of CVIWhite2022-23
1,243 [t]Number of CVITotal2014-15
1,263Number of CVIWhite2021-22
1,287Number of CVIWhite2019-20
1,302 [t]Number of CVITotal2013-14
1,332Number of CVIWhite2018-19
1,338Number of CVIWhite2023-24
1,362 [t]Number of CVITotal2012-13
1,388 [t]Number of CVITotal2015-16
1,421 [t]Number of CVITotal2016-17
1,455 [t]Number of CVITotal2017-18
1,563 [t]Number of CVITotal2021-22
1,574 [t]Number of CVITotal2022-23
1,591 [t]Number of CVITotal2024-25
1,603 [t]Number of CVITotal2018-19
1,618 [t]Number of CVITotal2019-20
1,677 [t]Number of CVITotal2023-24

Main information

Most recent update
30 September 2025
Next update expected
September 2026
Designation
Official statistics
Data provider 1
Moorfields Eye Hospital
Data source 1
No specific source from data provider
Data provider 2
NHS Wales Shared Services Partnership
Data source 2
Certificate of Vision Impairment (CVI) form
Time period covered
April 2012 to March 2025

Data notes

Overview

Summary of dataset and variables

This dataset shows the number of people newly certified as severely sight impaired or sight impaired with a certificate of vision impairment (CVI). WGOS 3 enables patients who would benefit from optical and non-optical aids as well as holistic rehabilitation support (including sight impairment registration) and advice to access a low vision service in or close to their place of residence. WGOS 3 also includes Certification of Vision Impairment (CVI). The data is broken down by broad ethnic group and financial year. Certification is a formal process that identifies individuals with significant vision loss who may be eligible for additional support. The dataset provides insight into new certifications across different broad ethnic groups over time.

Data collection or calculation

For 2023-24 onwards, data is extracted from the low vision system maintained by NHS Wales Shared Services Partnership (NWSSP) and is based on data collected from a CVI form by NWSSP. The data covering periods up to 2022-23 was supplied by Moorfields Eye Hospital and was extracted from the Database for Epidemiological data on Visual Impairment Certificates (DEVICE). The counts are based on Welsh residents newly certified on Welsh and English forms. After NWSSP took over the data collection from 2023-24, data for Welsh residents certified in England is provided separately by Moorfields Eye Hospital. To produce the final dataset the number of new certifications are aggregated by broad ethnic group and financial year at Wales level.

Statistical quality

To protect confidentiality, counts fewer than five are suppressed, and secondary suppression is applied where necessary to prevent disclosure through deduction. Data for the latest year excludes Welsh residents certified in England. This is because this data is supplied by Moorfields Eye Hospital later in the year and therefore, the data for the latest year will be updated to include Welsh residents certified in England in the next publication.

Published by

Organisation
Welsh Government
Contact email
stats.healthinfo@gov.wales

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