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Showing 1–17 of 17 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Visual Search Clear all
Completed No phase listed Observational

A Novel Acuity Testing Method

NCT00013936
View directory record Official record
Conditions
Vision Disorder
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
Not listed
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2002
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 23, 2026, 10:50 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Motivation Effects During Cued Visual Search

NCT05604053
View directory record Official record
Conditions
Healthy
Interventions
Motivation Manipulation
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 7, 2023 · Synced Jul 23, 2026, 10:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Relevance and Salience During Attention Task

NCT05784233
View directory record Official record
Conditions
Healthy
Interventions
Relevance (Likelihood Salient Item is Target)
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years to 99 Years
Enrollment
117 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 1, 2024 · Synced Jul 23, 2026, 10:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

PROJECT 2 EXAMPLE: Feedback X Prevalence Using Dermatology Stimuli

NCT05244122
View directory record Official record
Conditions
Decision Making
Interventions
Feedback, Prevalence
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
1,121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 25, 2022 · Synced Jul 23, 2026, 10:50 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Mixed Vs Blocked Search: Four Unique Tasks

NCT06933693
View directory record Official record
Conditions
Vision, Healthy, Attention
Interventions
Mixed trials, Blocked Trials
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 20, 2025 · Synced Jul 23, 2026, 10:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Working Memory Quality of Attentional Templates

NCT05863715
View directory record Official record
Conditions
Healthy
Interventions
Visual Search Cue Type
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 17, 2023 · Synced Jul 23, 2026, 10:50 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Experiment 3: Mixed vs Blocked; Dashboard Paradigm

NCT06934213
View directory record Official record
Conditions
Vision, Healthy, Attention
Interventions
Choice, Mixed trials
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 20, 2025 · Synced Jul 23, 2026, 10:50 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Isolating and Mitigating Sequentially Dependent Perceptual Errors in Clinical Visual Search

NCT04332783
View directory record Official record
Conditions
Vision
Interventions
psychophysics of sequential biases (no drug or patient work)
Behavioral
Lead sponsor
University of California, Berkeley
Other
Eligibility
18 Years and older
Enrollment
10,120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2032
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Feb 2, 2026 · Synced Jul 23, 2026, 10:50 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

An Investigation of Attentional and Inhibitory Processes During Active Visual Search in Humans

NCT06587113
View directory record Official record
Conditions
Eye Movements, Attention, Executive Function
Interventions
Contour Search Task, Stop signal Task, Useful field of View, Attentional capture search task
Other · Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
225 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Jul 23, 2026, 10:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Brief Title: Project 4 Example: Mixed Hybrid Checklist

NCT05272163
View directory record Official record
Conditions
Incidental Findings, Visual Attention, Visual Search, Hybrid Search
Interventions
Stimulus Type, Target Presence, Checklist
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 18, 2025 · Synced Jul 23, 2026, 10:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Proactive and Reactive Attention to Negative Templates

NCT06068712
View directory record Official record
Conditions
Healthy
Interventions
Attentional Cue Type
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years to 35 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 4, 2023 · Synced Jul 23, 2026, 10:50 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Task Switching Between Target Templates During Visual Search in Healthy Adults

NCT05709743
View directory record Official record
Conditions
Healthy
Interventions
Experimental: Within-Subjects Attentional Information
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Jul 23, 2026, 10:50 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

SSVEP and Distractor Processing During Visual Search

NCT05633238
View directory record Official record
Conditions
Healthy
Interventions
Visual Search Information Type (target or distractor information)
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years to 35 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 26, 2024 · Synced Jul 23, 2026, 10:50 PM EDT
Withdrawn Not applicable Interventional

Eye Movements in Visual Search

NCT05472961
View directory record Official record
Conditions
Healthy
Interventions
Target and Stimulus
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 50 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 20, 2025 · Synced Jul 23, 2026, 10:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Task Switching Behavior Between Target Templates During Visual Search in Healthy Adults

NCT05786651
View directory record Official record
Conditions
Healthy
Interventions
Experimental: Within-Subjects Attentional Information
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 21, 2024 · Synced Jul 23, 2026, 10:50 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Experiment 2: One Target in Many Situations

NCT06934148
View directory record Official record
Conditions
Vision, Healthy, Attention
Interventions
Blocked Trials, Mixed trials
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Newton, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 20, 2025 · Synced Jul 23, 2026, 10:50 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Psychometric Testing and Cue Utilization During Cued Visual Search

NCT04964674
View directory record Official record
Conditions
Healthy
Interventions
Behavioral Measurement
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 26, 2024 · Synced Jul 23, 2026, 10:50 PM EDT