Clinical trials: Visual Attention
Visual Deficiencies, Visual Attention
Effects of a Vision-Focused Occupational Therapy Program on Visual Skills in Primary School Children
This randomized controlled trial aims to investigate the effects of a structured visual skills-based occupational therapy program on visual perception and school-based visual-motor functions in typically developing primary school…
- Trial name
- NCT07635706
- Testing
- Visual Skills-Based Occupational Therapy Program, Home-Based Assignment Program
- Where
- Turkey (Türkiye)
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Medipol University
Attention, Visual Perceptual Weakness
Result of tDCS in ASD Children With Comorbidities Like PANDAS, Rare Genetic Diseases or Autoimmune Disorders
Results of the application of 100 sessions of tDCS for 12 months in children between 6 and 11 years old with autism spectrum disorder with rare diseases, genetic problems or PANDAS
- Conditions
- Attention, Visual Perceptual Weakness, Social Behavior, Fluency Disorder
- Trial name
- tDCS&ASD (NCT06368726)
- Testing
- tDCS or Transcranial Direct Current Stimulation, Risperidone
- Where
- United States
- Volunteers
- 180 people
- Sponsor
- Spanish Foundation for Neurometrics Development
Visual Cortical Plasticity, Repetitive Transcranial Magnetic Stimulation
Measuring rTMS-induced Neuroplasticity With EEG Steady-state Visual-evoked Potentials
The goals of this study are to 1) use EEG steady-state visual evoked potentials as a noninvasive measure of the neuroplasticity induced by repetitive transcranial magnetic stimulation (rTMS), 2) use visual contrast detection…
- Conditions
- Visual Cortical Plasticity, Repetitive Transcranial Magnetic Stimulation, Visual Attention
- Trial name
- NCT05853939
- Testing
- repetitive transcranial magnetic stimulation
- Where
- United States
- Volunteers
- 106 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
tDCS, Posterior Parietal Cortex
Anodal tDCS Over Left PPC Enhances Visuospatial Attention and Alpha Power Among Young Adults
Background: Visuospatial attention enables individuals to detect and process relevant stimuli efficiently. The posterior parietal cortex (PPC), a core hub of the dorsal attention network, exerts top-down control over visual…
- Conditions
- tDCS, Posterior Parietal Cortex, Visual Attention, EEG
- Trial name
- NCT07625566
- Testing
- Anodal tDCS
- Where
- Turkey (Türkiye)
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Medipol University
Basic Science: Visual Attention in Healthy Participants, Attention
Probing the Role of Feature Dimension Maps in Visual Cognition: Impact of Salience Level (Eye-tracking Follow-up Study)
How does one know what to look at in a scene? Imagine a "Where's Waldo" game - it's challenging to find Waldo because there are many 'salient' locations in the picture, each vying for one's attention.
- Trial name
- NCT06852534
- Testing
- Stimulus properties: salience-defining feature, Stimulus properties: magnitude of salience
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of California, Santa Barbara
Basic Science: Visual Attention in Healthy Participants, Basic Science: Neural Representations of Location
Probing the Role of Feature Dimension Maps in Visual Cognition: Impact of Task Demands and Spatial Attention (Expt 2.2)
How does one know what to look at in a scene? Imagine a "Where's Waldo" game - it's challenging to find Waldo because there are many 'salient' locations in the picture, each vying for one's attention.
- Trial name
- NCT07572630
- Testing
- Stimulus properties: task-defining feature
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of California, Santa Barbara
Basic Science: Visual Attention in Healthy Participants, Attention
Probing the Role of Feature Dimension Maps in Visual Cognition: Manipulations of Relevant Locations on Salience Processing? (Expt 3.1 Pilot)
How do we know what's important to look at in the environment? Sometimes, we need to look at objects because they are 'salient' (for example, bright flashing lights of a police car, or the stripes of a venomous animal), while…
- Trial name
- NCT06852521
- Testing
- Stimulus Properties: Target Location, Stimulus Properties: Distractor Presence, Stimulus properties: Cue Validity
- Where
- United States
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- University of California, Santa Barbara
Basic Science: Visual Attention in Healthy Participants, Basic Science: Neural Representations of Location
Probing the Role of Feature Dimension Maps in Visual Cognition: Impact of Salience Level (Expt 1.1)
How does one know what to look at in a scene? Imagine a "Where's Waldo" game - it's challenging to find Waldo because there are many 'salient' locations in the picture, each vying for one's attention.
- Conditions
- Basic Science: Visual Attention in Healthy Participants, Basic Science: Neural Representations of Location, Attention
- Trial name
- NCT06175312
- Testing
- Stimulus properties: salience-defining feature, Stimulus properties: magnitude of salience
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of California, Santa Barbara
Basic Science: Visual Attention in Healthy Participants, Basic Science: Neural Representations of Location
Probing the Role of Feature Dimension Maps in Visual Cognition: Impact of Working Memory Maintenance (Expt 2.3)
How does one know what to look at in a scene? Imagine a "Where's Waldo" game - it's challenging to find Waldo because there are many 'salient' locations in the picture, each vying for one's attention.
- Trial name
- NCT06733467
- Testing
- Stimulus properties: remembered feature
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of California, Santa Barbara
Incidental Findings, Visual Attention
Brief Title: Project 4 Example: Mixed Hybrid Checklist
In "Mixed Hybrid Search", participants look for 3 specific target (e.g. this boot, this cat, this hat) and 3 categorical items (ANY fruit, ANY car, ANY game). In this task, participants tend to miss many categorical items.
- Conditions
- Incidental Findings, Visual Attention, Visual Search, Hybrid Search
- Trial name
- NCT05272163
- Testing
- Stimulus Type, Target Presence, Checklist
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Basic Science: Visual Attention in Healthy Participants, Basic Science: Neural Representations of Location
Probing the Role of Feature Dimension Maps in Visual Cognition: Impact of Task Demands (Expt 2.1)
How does one know what to look at in a scene? Imagine a "Where's Waldo" game - it's challenging to find Waldo because there are many 'salient' locations in the picture, each vying for one's attention.
- Trial name
- NCT06281457
- Testing
- Stimulus properties: task-defining feature
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of California, Santa Barbara
Dyslexia, Visual Attention Span Deficit
Visual Attention Span Mobilisation for Dyslexia
The aim of the study is to evaluate the efficiency of the medical device MAEVAD in improving the reading skills of children with dyslexia.
- Trial name
- NCT05201235
- Testing
- MAEVAD, DeCaLigne
- Where
- 55 sites in France
- Volunteers
- 74 people
- Sponsor
- Humans Matter
HIV-Associated Cognitive Motor Complex, Aging
Individualized Cognitive Training in HIV
Over 50% of adults with HIV have some form of HIV-Associated Neurocognitive Disorder (HAND) which represents a significant symptom that interferes with everyday functioning and quality of life.
- Conditions
- HIV-Associated Cognitive Motor Complex, Aging, Cognitive Impairment, Cognitive Decline
- Trial name
- TOPS (NCT03122288)
- Testing
- Individualized Cognitive Training, No-Contact Control
- Where
- United States
- Volunteers
- 109 people
- Sponsor
- University of Alabama at Birmingham
Visual Perception, Attention
Effects of Acetylcholine and Attention on Visual Spatial Representations in the Brain
This study in, healthy human subjects using fMRI and MRS (magnetic resonance spectroscopy) characterizes, how attention and acetylcholine affect visual perception and the brain's representation of the visual environment.
- Conditions
- Visual Perception, Attention, Information Processing, Cholinergic System
- Trial name
- NCT05003063
- Testing
- Donepzil
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley
Visual Field Tests
Methylphenidate Effect on Humphrey Visual Fields
Study will include adults with abnormal visual fields. Half of them will be given either methylphenidate 10mg 2 hours before repeating the visual field test. the rest will serve as controls.
- Trial name
- NCT02162381
- Testing
- methylphenidate, guidance
- Where
- Israel
- Volunteers
- 32 people
- Sponsor
- Rabin Medical Center
Visual Attention in Parkinson's Disease
Visual Selective Attention in Parkinson's Disease
Parkinson's disease (PD), which is generally considered to be a motor disorder, is now known to be accompanied in many instances by a variety of cognitive defects.
- Trial name
- VSA-PD (NCT01135407)
- Testing
- Recording during computerized tests
- Where
- France
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble