Low Vision assessments by visual acuity recorded and health board

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

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Visual Acuity ( of 5 selected5 selectable options)

Year ( of 12 selected12 selectable options)

Area ( of 11 selected11 selectable options)


Data valuesData descriptionVisual AcuityYearArea
0Number of AssessmentsWorse than 6/12 but better than 6/602015-16Unknown
2Number of AssessmentsWorse than 6/12 but better than 6/602022-23Unknown
0Number of Assessments6/60 or worse2014-15Unknown
0Number of Assessments6/12 or better2013-14Unknown
0 [t]Number of AssessmentsTotal2015-16Unknown
0Number of Assessments6/60 or worse2013-14Unknown
6Number of Assessments6/12 or better2023-24Unknown
0Number of AssessmentsWorse than 6/12 but better than 6/602016-17Unknown
0Number of Assessments6/60 or worse2015-16Unknown
0Number of Assessments6/12 or better2014-15Unknown
5Number of Assessments6/60 or worse2023-24Unknown
0Number of AssessmentsVA not recorded2017-18Unknown
0Number of AssessmentsVA not recorded2015-16Unknown
0Number of Assessments6/60 or worse2016-17Unknown
0Number of AssessmentsVA not recorded2023-24Unknown
17 [t]Number of AssessmentsTotal2023-24Unknown
22 [t]Number of AssessmentsTotal2024-25Unknown
0Number of AssessmentsWorse than 6/12 but better than 6/602018-19Unknown
0Number of AssessmentsWorse than 6/12 but better than 6/602013-14Unknown
0 [t]Number of AssessmentsTotal2013-14Unknown
0Number of Assessments6/60 or worse2022-23Unknown
0Number of Assessments6/60 or worse2017-18Unknown
0Number of Assessments6/12 or better2018-19Unknown
0Number of AssessmentsVA not recorded2018-19Unknown
0Number of AssessmentsWorse than 6/12 but better than 6/602017-18Unknown
6Number of AssessmentsWorse than 6/12 but better than 6/602023-24Unknown
0 [t]Number of AssessmentsTotal2018-19Unknown
0Number of AssessmentsVA not recorded2016-17Unknown
0Number of AssessmentsWorse than 6/12 but better than 6/602014-15Unknown
0Number of AssessmentsVA not recorded2014-15Unknown
0Number of AssessmentsVA not recorded2013-14Unknown
0Number of AssessmentsVA not recorded2022-23Unknown
1Number of AssessmentsVA not recorded2024-25Unknown
13Number of AssessmentsWorse than 6/12 but better than 6/602024-25Unknown
0 [t]Number of AssessmentsTotal2017-18Unknown
0Number of Assessments6/12 or better2015-16Unknown
0Number of Assessments6/12 or better2017-18Unknown
2 [t]Number of AssessmentsTotal2022-23Unknown
3Number of Assessments6/60 or worse2024-25Unknown
0Number of Assessments6/60 or worse2018-19Unknown
0Number of Assessments6/12 or better2022-23Unknown
0Number of Assessments6/12 or better2016-17Unknown
5Number of Assessments6/12 or better2024-25Unknown
0 [t]Number of AssessmentsTotal2014-15Unknown
0 [t]Number of AssessmentsTotal2016-17Unknown
1,062 [t]Number of AssessmentsTotal2019-20Cardiff and Vale University Health Board
2Number of AssessmentsVA not recorded2018-19Cardiff and Vale University Health Board
2Number of AssessmentsVA not recorded2019-20Cardiff and Vale University Health Board
319Number of Assessments6/60 or worse2017-18Cardiff and Vale University Health Board
683Number of AssessmentsWorse than 6/12 but better than 6/602014-15Cardiff and Vale University Health Board
513Number of AssessmentsWorse than 6/12 but better than 6/602024-25Cardiff and Vale University Health Board
8Number of AssessmentsVA not recorded2020-21Cardiff and Vale University Health Board
1Number of AssessmentsVA not recorded2016-17Cardiff and Vale University Health Board
1,307 [t]Number of AssessmentsTotal2018-19Cardiff and Vale University Health Board
1,306 [t]Number of AssessmentsTotal2015-16Cardiff and Vale University Health Board
0Number of AssessmentsVA not recorded2014-15Cardiff and Vale University Health Board
389Number of AssessmentsWorse than 6/12 but better than 6/602022-23Cardiff and Vale University Health Board
410Number of AssessmentsWorse than 6/12 but better than 6/602023-24Cardiff and Vale University Health Board
197Number of Assessments6/60 or worse2023-24Cardiff and Vale University Health Board
592Number of AssessmentsWorse than 6/12 but better than 6/602017-18Cardiff and Vale University Health Board
236Number of Assessments6/60 or worse2021-22Cardiff and Vale University Health Board
411Number of AssessmentsWorse than 6/12 but better than 6/602021-22Cardiff and Vale University Health Board
1Number of AssessmentsVA not recorded2015-16Cardiff and Vale University Health Board
4Number of AssessmentsVA not recorded2017-18Cardiff and Vale University Health Board
1Number of AssessmentsVA not recorded2021-22Cardiff and Vale University Health Board
683Number of AssessmentsWorse than 6/12 but better than 6/602016-17Cardiff and Vale University Health Board
178Number of Assessments6/12 or better2023-24Cardiff and Vale University Health Board
258Number of Assessments6/12 or better2024-25Cardiff and Vale University Health Board
208Number of Assessments6/12 or better2022-23Cardiff and Vale University Health Board
1,168 [t]Number of AssessmentsTotal2017-18Cardiff and Vale University Health Board
370Number of Assessments6/60 or worse2014-15Cardiff and Vale University Health Board
261Number of Assessments6/12 or better2019-20Cardiff and Vale University Health Board
224Number of Assessments6/60 or worse2024-25Cardiff and Vale University Health Board
158Number of Assessments6/12 or better2020-21Cardiff and Vale University Health Board
363Number of Assessments6/60 or worse2018-19Cardiff and Vale University Health Board
300Number of AssessmentsWorse than 6/12 but better than 6/602020-21Cardiff and Vale University Health Board
225Number of Assessments6/12 or better2021-22Cardiff and Vale University Health Board
2Number of AssessmentsVA not recorded2013-14Cardiff and Vale University Health Board
873 [t]Number of AssessmentsTotal2021-22Cardiff and Vale University Health Board
253Number of Assessments6/12 or better2017-18Cardiff and Vale University Health Board
362Number of Assessments6/60 or worse2015-16Cardiff and Vale University Health Board
394Number of Assessments6/60 or worse2016-17Cardiff and Vale University Health Board
321Number of Assessments6/60 or worse2013-14Cardiff and Vale University Health Board
661Number of AssessmentsWorse than 6/12 but better than 6/602013-14Cardiff and Vale University Health Board
809 [t]Number of AssessmentsTotal2022-23Cardiff and Vale University Health Board
680Number of AssessmentsWorse than 6/12 but better than 6/602015-16Cardiff and Vale University Health Board
322Number of Assessments6/12 or better2016-17Cardiff and Vale University Health Board
257Number of Assessments6/12 or better2018-19Cardiff and Vale University Health Board
1,400 [t]Number of AssessmentsTotal2016-17Cardiff and Vale University Health Board
604 [t]Number of AssessmentsTotal2020-21Cardiff and Vale University Health Board
511Number of AssessmentsWorse than 6/12 but better than 6/602019-20Cardiff and Vale University Health Board
210Number of Assessments6/60 or worse2022-23Cardiff and Vale University Health Board
286Number of Assessments6/12 or better2014-15Cardiff and Vale University Health Board
788 [t]Number of AssessmentsTotal2023-24Cardiff and Vale University Health Board
287Number of Assessments6/12 or better2013-14Cardiff and Vale University Health Board
1,339 [t]Number of AssessmentsTotal2014-15Cardiff and Vale University Health Board
138Number of Assessments6/60 or worse2020-21Cardiff and Vale University Health Board
1,000 [t]Number of AssessmentsTotal2024-25Cardiff and Vale University Health Board
1,271 [t]Number of AssessmentsTotal2013-14Cardiff and Vale University Health Board
288Number of Assessments6/60 or worse2019-20Cardiff and Vale University Health Board
Showing 1 to 100 of 525 rows
Page 1 of 6

Main information

Most recent update
30 September 2025
Next update expected
September 2026
Designation
Official statistics
Data provider 1
Low Vision Service Wales
Data source 1
No specific source from data provider
Data provider 2
NHS Wales Shared Services Partnership
Data source 2
Low Vision Assessment Record Card
Time period covered
April 2013 to March 2025

Data notes

Overview

Summary of dataset and variables

This dataset shows the number of low vision assessments by the visual acuity recorded.

Wales General Ophthalmic Services (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.

The data is broken down by visual acuity recorded during the assessment and Local Health Board. Visual acuity measures the clarity or sharpness of a person’s vision—6/12 means seeing at 6 metres what a person with normal vision sees at 12 metres, while 6/60 indicates significantly poorer vision. The dataset provides an overview of low vision service activity and the distribution of visual acuity levels among patients across health boards.

Data collection or calculation

Visual acuity is measured according to the "Snellen fraction" by comparing the distance in metres at which a patient can correctly identify a letter with the distance at which a person with standard vision could identify it. For example, 6/6 indicates normal vision, while 6/12 means the patient can see at 6 metres what a person with standard vision could see at 12 metres. To arrive at the overarching visual acuity categories presented in this data, various categories in the underlying data were combined, such as ‘6/7.5 – 6/12’ being combined with ‘6/6+’ to form the ‘6/12 or better category’. The number of low vision assessments with each visual acuity is then broken down by financial year and health board to arrive at the final dataset. The data is based on claims made by practices to NHS Wales Shared Services Partnership (NWSSP) for payment. Practices submit a record card to NWSSP and this data generates the payment from the system. NWSSP provide an aggregated dataset with counts to Welsh Government.

Statistical quality

On 1 April 2019, health service responsibility for Bridgend residents moved from Abertawe Bro Morgannwg to Cwm Taf. Health board names also changed: Cwm Taf became Cwm Taf Morgannwg, and Abertawe Bro Morgannwg became Swansea Bay. See the weblinks section for official statements.

Published by

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

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