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Visual scanning training for loss of vision in half the visual field (hemianopia) - SEARCH trial

A randomised controlled trial of Scanning Eye trAining as a Rehabilitation Choice for Hemianopia after stroke (SEARCH)

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN93008420
Enrollment
157
Registered
2021-01-08
Start date
2021-05-01
Completion date
Unknown
Last updated
2025-03-31

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Adult stroke survivors with confirmed objective evidence of stable homonymous hemianopia Ear, Nose and Throat Hemianopia

Interventions

Participants will be randomised via a secure (24-hour) web-based randomisation system controlled centrally by the University of Liverpool to receive either arm A visual scanning training or arm B sham
consisting of training sheet and training instructions. It is portable, self-administered, does not need expert set-up, does not require expertise to use it or support its use, and can be used at home

Sponsors

University of Liverpool
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Clinically diagnosed stroke 2. Aged 18+ years 3. Stable hemianopia 4. Able to engage in training 5. Informed/proxy consent 6. Written and informed consent obtained from the participant and agreement of the participant to comply with the requirements of the study

Exclusion criteria

Exclusion criteria: 1. Inability to undertake treatment (e.g. severe cognition problems) 2. Unwilling to participate 3. Presence of severe visual inattention 4. Other serious concomitant medical condition (e.g. life expectancy <6 months)

Design outcomes

Primary

MeasureTime frame
Visual function measured using the National Eye Institute Visual Function Questionnaire 25 (NEI VFQ-25) score at baseline and 26 weeks

Secondary

MeasureTime frame
At baseline and 26 weeks: 1. Daily activity measured using the Nottingham Extended Activities of Daily Living (NEADL) 2. Quality of life measured using the EQ-5D-5L questionnaire 3. Visual impairment impact of stroke measured using the BIVI-IQ questionnaire 4. Visual field measurement (Esterman programme) 5. Visual scanning performance measured using a table-top scanning task (determining speed of detection and accuracy of detection) 6. Adverse events measured using patient records

Countries

England, Scotland, United Kingdom, Wales

Contacts

Public ContactLaura Wright
searcht@liverpool.ac.uk+44 (0)1517944956

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026