Clinical trials: Visual Search
Vision Disorder
A Novel Acuity Testing Method
The purpose of this protocol is to develop a valid, reliable, better standardized, and more efficient test of visual acuity (ability to see fine details) for use in clinical trials.
- Trial name
- NCT00013936
- Where
- United States
- Volunteers
- 500 people
- Sponsor
- National Eye Institute (NEI)
Gait, Attention
Attentional Focus Training on Visuomotor Control in Older Adults
This study will be a pilot randomized controlled trial, to investigate the effectiveness of an external focus training on visuomotor performance while comparing with an active control group.
- Conditions
- Gait, Attention, Older Adults
- Trial name
- NCT07085364
- Testing
- Attentional focus, Control
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Amblyopia, Strabismus
Attention-based Binocular Training for Impaired Stereopsis (BRAVE)
This study evaluates a novel attention-based binocular visual search training paradigm designed to improve stereopsis (stereo vision) in individuals with impaired binocular vision.
- Conditions
- Amblyopia, Strabismus, Anisometropia, Binocular Vision Abnormalities
- Trial name
- BRAVE (NCT07803458)
- Testing
- Attention-Guided Dichoptic Visual Search Training, Zero-Disparity Dichoptic Visual Search Task
- Where
- 2 sites in Hong Kong
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Centre for Eye and Vision Research
Vision, Healthy
Mixed Vs Blocked Search: Four Unique Tasks
The goal is to look for qualitative differences in visual search behavior when one search is performed many times in a row compared to when multiple search tasks are intermixed. Four search tasks are tested.
- Conditions
- Vision, Healthy, Attention
- Trial name
- NCT06933693
- Testing
- Mixed trials, Blocked Trials
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Vision, Healthy
Experiment 2: One Target in Many Situations
The goal is to look for qualitative differences in visual search behavior when one search is performed many times in a row compared to when multiple search tasks are intermixed. Four search tasks are tested.
- Conditions
- Vision, Healthy, Attention
- Trial name
- NCT06934148
- Testing
- Blocked Trials, Mixed trials
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Stroke
Study of Neurophysiological Markers of Motor Recovery in Post-stroke Patients.
The aim of the study was to explore potential pathways for recovery and adaptation of neural pathways after stroke by examining electrical activity of the brain cortex and cortico-spinal excitability using transcranial magnetic…
- Trial name
- NCT06386627
- Testing
- Stimulus response task, Transcranial magnetic stimulation
- Where
- Russia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Skolkovo Institute of Science and Technology
Diagnostic Imaging, Eye Tracking
AI Timing in Chest X-ray Interpretation Using Eye-Tracking
Chest X-rays are commonly used to help diagnose and manage chest conditions. Artificial intelligence (AI) tools are increasingly being used to support chest X-ray interpretation.
- Conditions
- Diagnostic Imaging, Eye Tracking, Artificial Intelligence (AI)
- Trial name
- CREAITED (NCT07675694)
- Testing
- Original CXR First Timing, AI Output First Timing
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University Hospitals, Leicester
Healthy
Motivation Effects During Cued Visual Search
In this line of research, we are examining whether motivation increases the utilization of target (positive) or distractor (negative) color cues to improve visual attention performance.
- Trial name
- NCT05604053
- Testing
- Motivation Manipulation
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Lehigh University
Healthy
Proactive and Reactive Attention to Negative Templates
EEG Measures during Visual Search Task. In this line of research, the researchers having participants receive a positive (target) template cue, negative (distractor) template cue, or neutral (non-informative) template cue.
- Trial name
- NCT06068712
- Testing
- Attentional Cue Type
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Lehigh University
Dyslexia
Dyslexics' Visual Attention Field
dyslexia is often considered like a phonological deficit but some researches show that a visual attention (V-A) deficit can occur in dyslexia.
- Trial name
- NCT03285789
- Testing
- Passing tests in dyslexics with reduced eva, Passing tests in controls
- Where
- France
- Volunteers
- 1,460 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Healthy Volunteers
THE INFLUENCE OF GRAVITY
Although most ground studies showed that an egocentric reference frame better supports spatial orientation, it is not proven it will be the same during weightlessness.
- Trial name
- ARGuide (NCT03298139)
- Testing
- 3 levels of gravity (1G, 1.8G, 0G).
- Where
- France
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University Hospital, Caen
Gait, Fall Risk
External Focus Strategy on Visuomotor Control in Older Adults
Only a few studies have adopted external focus strategy as an intervention to mitigate the negative effects of heightened conscious movement processing in older adults.
- Conditions
- Gait, Fall Risk, Older Adults
- Trial name
- NCT06571526
- Testing
- External focus, Control
- Where
- Hong Kong
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Healthy
Relevance and Salience During Attention Task
In this line of research, the researchers are examining the influence of relevance of a salient item on task performance, depending on overall task set.
- Trial name
- NCT05784233
- Testing
- Relevance (Likelihood Salient Item is Target)
- Where
- United States
- Volunteers
- 117 people, healthy volunteers welcome
- Sponsor
- Lehigh University
Healthy
Task Switching Behavior Between Target Templates During Visual Search in Healthy Adults
In this line of research, the researchers having participants engage in task switching between tasks which require a positive (target) template, negative (distractor) template, or neutral (non-informative) template to the…
- Trial name
- NCT05786651
- Testing
- Experimental: Within-Subjects Attentional Information
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Lehigh University
Visual Stress
Visual Stress of the Open Urban Environment
Background and objectives: There is a general agreement that some types of urban environment could be the source of psychological stress as opposed to natural-relaxing environment.
- Trial name
- NCT01025310
- Where
- Israel
- Volunteers
- healthy volunteers welcome
- Sponsor
- Meir Medical Center
Cognitive Performance, Sleep Quality
The Effect of Caffeinated Chewing Gum on Cognitive Performance in Night-shift Emergency Physicians
This study aimed to examine the impact of caffeinated chewing gum on the cognitive performance of night-shift emergency physicians in a partially sleep-deprived state.
- Trial name
- NCT06693505
- Testing
- caffeinated chewing gum
- Where
- Taiwan
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Vision, Healthy
Experiment 3: Mixed vs Blocked; Dashboard Paradigm
The goal is to look for qualitative differences in visual search behavior when one search is performed many times in a row compared to when multiple search tasks are intermixed. Four search tasks are tested.
- Conditions
- Vision, Healthy, Attention
- Trial name
- NCT06934213
- Testing
- Choice, Mixed trials
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Healthy
Psychometric Testing and Cue Utilization During Cued Visual Search
The experimenters will examine the relationship between utilization of positive (target cue) and negative (distractor cue) templates during a cued visual search task with performance on a set of measures related to executive…
- Trial name
- NCT04964674
- Testing
- Behavioral Measurement
- Where
- United States
- Volunteers
- 122 people, healthy volunteers welcome
- Sponsor
- Lehigh University
Decision Making
PROJECT 2 EXAMPLE: Feedback X Prevalence Using Dermatology Stimuli
Imagine that a dermatologist spends the morning seeing patients who have been referred for suspicion of skin cancer. Many of them do, in fact, have skin lesions that require treatment.
- Trial name
- NCT05244122
- Testing
- Feedback, Prevalence
- Where
- United States
- Volunteers
- 1,121 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Vision
Isolating and Mitigating Sequentially Dependent Perceptual Errors in Clinical Visual Search
Remote-store-and-forward teledermatology has recently grown exponentially in popularity and use as an efficient, accurate, and cost-effective way to improve the health and well-being of countless patients.
- Trial name
- NCT04332783
- Testing
- psychophysics of sequential biases (no drug or patient work)
- Where
- United States
- Volunteers
- 10,120 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley