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Cataract surgery and visual outcomes at QE Hospital, Birmingham, UK

Population Size

Not reported
Population Size statistic card

Years

2004 - 2022

Years statistic card

Associated BioSamples

None/not available

Associated BioSamples statistic card

Geographic coverage

United Kingdom

England

Geographic coverage statistic card

Lead time

2-6 months

Lead time statistic card

Summary

Cataract surgery and outcome data for those identified by having cataract surgery at Queen Elizabeth Hospital, Birmingham. Key data included are demographics, visual data, surgery details and outcomes.

Documentation

Background Cataract, opacification of the lens, is one of the commonest causes of loss of useful vision, with an estimated 16 million people worldwide affected. Cataract surgery is the most frequently performed surgical procedure in the NHS with over 300,000 operations annually in England alone. This dataset spans the full cataract care pathway at University Hospitals Birmingham NHS Trust. Information from the start of the hospital episode including the ophthalmological clinical assessment (details of ocular examination and vision), preoperative assessment (ocular biometry), moving to the surgery day and the chosen anaesthesia (type of anaesthetic), surgery (details of procedure, lens choice, any complications), postoperative recovery (postoperative events) and visual rehabilitation (refractive and visual outcomes).

Geography The West Midlands has a population of 5.9 million. The region includes a diverse ethnic, and socio-economic mix, with a higher than UK average of minority ethnic groups. It has a large number of elderly residents but is the youngest population in the UK. There are particularly high rates of diabetes, physical inactivity, obesity, and smoking.

Data source:

  1. The Electronic Health Records held at University Hospitals Birmingham NHS Foundation Trust is one of the largest NHS Trusts in England, providing direct acute services and specialist care across four hospital sites, with 2.2 million patient episodes per year, 2750 beds and 100 ITU beds. UHB runs a fully electronic healthcare record for systemic disease.

Dataset type

Health and disease

Dataset sub-type

Not applicable

Keywords

Observations

Observed Node

Disambiguating Description

Measured Value

Measured Property

Observation Date

Events

14304 cataract records

14304

Count

03 Feb 2022

Provenance

Purpose of dataset collection

Care

Source of data extraction

EPR

Collection source setting

Clinic, Secondary care - Outpatients

Patient pathway description

Scope: All people undergoing cataract surgery from Dec 2004 onwards. Secondary care hospital visual outcome data including • Demographic information (including age

,

sex and ethnicity) • Preoperative Visual acuity • Biometry details (including axial length and keratometry values) • Surgery details • Post-operative outcomes (including complications)

Image contrast

Not stated

Biological sample availability

None/not available

Structural Metadata

Details

Publishing frequency

Annual

Version

1.0.0

Modified

08/10/2024

Distribution release date

03/02/2022

Citation Requirements

University Hospitals Birmingham NHS Foundation Trust

Coverage

Start date

13/12/2004

End date

02/02/2022

Time lag

2-4 weeks

Geographic coverage

United Kingdom, England, West Midlands

Minimum age range

17

Maximum age range

101

Follow-up

10 Years

Accessibility

Language

en

Controlled vocabulary

NHS NATIONAL CODES

Format

SQL, CSV

Data Access Request

Dataset pipeline status

Not available

Time to dataset access

2-6 months

Access method category

TRE/SDE

Access service description

INSIGHT adheres to HDRUK data access principles including the five SAFES; anonymised data is provided into an agreed Trusted Research Environment such as the PIONEER Microsoft Azure TRE at University Hospitals Birmingham NHSFT or equivalent external safe environment, under data license.

Jurisdiction

GB-GBN, GB-ENG

Data use limitation

Research-specific restrictions

Data use requirements

Project-specific restrictions

Data Controller

University Hospitals Birmingham NHS Foundation Trust

Data Processor

NOT APPLICABLE

Dataset Types: Health and disease


Collection Sources: Clinic, Secondary care - Outpatients

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