Clinical trials: Color Vision Defects
Visual Suppression, Amblyopia
Autostereoscopic Dynamic Near Vision Testing
This is an analysis of tests of near vision. Visual perception testing using a novel program on an interactive three dimensional electronic device: Autostereoscopic dynamic near games for monocular visual acuity, stereopsis and…
- Conditions
- Visual Suppression, Amblyopia, Color Vision Defects
- Trial name
- PDICheck (NCT04606355)
- Testing
- Visual Acuity, stereopsis, Color vision
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Obesity, Behavior, Health
Evaluation of Brain Activity Changes After a Behavior Change Weight Loss Intervention
The aim of this study is to compare brain changes in individuals with overweight or obesity enrolled in either the Noom Healthy Weight program or a matched control.
- Conditions
- Obesity, Behavior, Health, Weight Loss
- Trial name
- NCT04522245
- Testing
- Noom Healthy Weight; mobile behavior change program for weight loss., Matched Control
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Noom Inc.
Drug Coating Balloon (DCB), Sequent Please
SeQuent Please Neo Multicenter Registry
The registry evaluates the safety and efficacy of paclitaxel-releasing SeQuent® Please Neo balloon in the following scenarios: restenosis, bifurcation lesions, small vessel lesions, diabetes (diffuse disease) and atrial…
- Trial name
- NCT04493112
- Where
- Spain
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Germans Trias i Pujol Hospital
CAD Test; Children's Vision; Colour Assessment; Colour Vision; Turkey
Prevalence and Severity of Colour Vision Deficiency Among Turkish Children
To evaluate the usability of the Colour Assessment and Diagnosis (CAD) test in children. To determine the prevalence of colour vision deficiency (CVD) among Turkish children, to identify the class of deficiency and to quanify…
- Trial name
- NCT04048499
- Testing
- the Colour Assessment and Diagnosis (CAD) test
- Where
- Turkey (Türkiye)
- Volunteers
- 1,374 people, healthy volunteers welcome
- Sponsor
- Medipol University
Smoking
The Effect of Emotional Freedom Techniques (EFT) in Smokers Failing a Smoking Cessation Program
The National Health Service (NHS) stop smoking service at the Central Lancashire NHS Trust serves a diverse population of smokers, with a very good quit rate and high standards.
- Trial name
- NCT00981396
- Testing
- EFT (Emotional Freedom Techniques), CBT (Cognitive Behavioral Therapy)
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Soul Medicine Institute
Healthy Humans
Processing of Salient Emotional Stimuli as a Function of Tetrahydrocannabinol (THC) and Cannabidiol (CBD)
Attentional blink refers to a phenomenon where the detection of the second of two target stimuli that are presented in Short succession within a stream of stimuli is impaired.
- Trial name
- AB_THC_CBD (NCT02291536)
- Testing
- tetrahydrocannabinol, cannabidiol
- Where
- Germany
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Central Institute of Mental Health, Mannheim
Smoking Cessation
Cognitive-Behavioral Therapy and Hypnotherapy for Smoking Cessation
Intensive cognitive-behaviour interventions (CBT) combined with pharmacotherapy for smoking cessation are well established and have been proved to be efficacious.
- Trial name
- CBT-HT (NCT01129999)
- Testing
- Cognitive-Behavioral Therapy, Hypnotherapy
- Where
- Germany
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- University Hospital Tuebingen
Color Blindness, Acquired
Evaluating Color Perception Under LED Red/Green and Green Dominant Light
The investigators are testing a Light-emitting Diode (LED) flashlight from First-Light™ USA called the Tomahawk MC Tactical Light to determine the range of colors people are able to see with these flashlights at night.
- Trial name
- NCT01927536
- Testing
- White LED Flashlight, Red/Green Green Dominant LED Flashlight
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Disabilities, Visual Impairment and Blindness (Excl Colour Blindness)
Study Protocol: The Jerte Valley as an Inclusive Outdoor Classroom. Smart and Active Tourism.
To promote the inclusion of people with disabilities, an outdoor intervention will be conducted involving physical activities with adolescents with and without disabilities.
- Trial name
- NCT07609459
- Testing
- Rafting, canoeing and kayaking, Divulgation
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Universidad de Extremadura
Visual Snow Syndrome, Color Blindness
Study of Visual Perception Phenomena: Phosphene Mapping Induced by TMS and Its Relationship With Eye Movements
The purpose of this basic science study is to better understand human visual perception. Phosphenes are flashes of light that can be induced using Transcranial Magnetic Stimulation (TMS).
- Conditions
- Visual Snow Syndrome, Color Blindness, Healthy Volunteer
- Trial name
- NCT07110493
- Testing
- Transcranial Magnetic Stimulation (TMS), Electroencephalography (EEG), Eye-Tracking
- Where
- Russia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Skolkovo Institute of Science and Technology
Cortico Basal Degeneration, Corticobasal Syndrome
Imaging Studies in Corticobasal Syndrome
The primary goal of this study is to investigate inflammation and white matter damage in corticobasal syndrome and determine whether these processes are related to each other.
- Conditions
- Cortico Basal Degeneration, Corticobasal Syndrome, Corticobasal Syndrome(CBS), Corticobasal Degeneration
- Trial name
- I-CAN (NCT07000851)
- Testing
- C-11 ER176 Radiotracer, C-11 PiB, AV1451 Tau
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Jennifer Whitwell
Visual Impairment and Blindness (Excl Colour Blindness)
A Trial of Tai Chi Intervention for Youngsters with Visual Impairments
Investigators conducted a single-blind, randomized trial of Taijiquan exercise as compared with a control intervention consisting of wellness education and jogging for youngsters with visual impairments.
- Trial name
- NCT06450340
- Testing
- Moderate-intensity aerobic exercise refers to rhythmic and long-lasting exercise with increased heart rate, slight sweating and slight wheezing.
- Where
- China
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Yanyun Zhang
Tooth Decay
This Research Study Examines the Effects of Cannabidiol-infused Candy on Reducing the Bacteria Causing Tooth Decay, When Comparing it to a Sugar Free Candy on Adults.
The goal of this clinical trial is to compare the effect of CBD candy versus sugar free candy on reducing the number of bacteria causing tooth decay, in adults The main question is to see whether CBD have any effect on reducing…
- Trial name
- NCT06301113
- Testing
- CBD infused candy, Sugar free Candy
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- West Coast University
Retinal Dystrophies, Color Vision Defects
Natural History Study of Inherited Retinal Diseases
This prospective, observational investigation seeks to delineate the interplay between chromatic vision deficits and both functional visual outcomes and anatomical retinal biomarkers in individuals affected by Inherited Retinal…
- Conditions
- Retinal Dystrophies, Color Vision Defects, Vision Disorders, Macular Degeneration
- Trial name
- MojiLVCDT (NCT07085533)
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Zhongmou Therapeutics
Tinnitus
A CBT-based Internet Intervention for Adults With Tinnitus in the United Kingdom
The purpose of this study is to determine the feasibility and effectiveness of a CBT-based internet intervention for adults with tinnitus in the United Kingdom
- Trial name
- NCT02370810
- Testing
- CBT-based internet-intervention for tinnitus
- Where
- United Kingdom
- Volunteers
- 146 people, healthy volunteers welcome
- Sponsor
- Anglia Ruskin University
Healthy
Naturally Produced Cannabinoids for Neuroprotection From Concussion
The goal of this double-blind, placebo-controlled, cross over study is to learn about the neuroprotective properties of a broad-spectrum cannabinoid formulation in normal healthy adults engaged in elite contact sport competition.
- Trial name
- NCT07715864
- Testing
- Broad spectrum cannabinoid formulation
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Regina
Color Vision Defects, Color Blindness
Performance of Red Tinted Contact Lenses on Colour Defects
This study aimed to relate and compare the performance of 4 types of red-tinted contact lenses (CL) with the Total Error Score (TES) from the Farnsworth-Munsell 100 Hue test on colour deficient subjects.
- Trial name
- CL (NCT05643222)
- Testing
- red tint contact lenses
- Where
- Malaysia
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- National University of Malaysia
FTLD, Progressive Supranuclear Palsy (PSP)
Advancing Research and Treatment for Frontotemporal Lobar Degeneration (ARTFL)
Frontotemporal Lobar Degeneration (FTLD) is the neuropathological term for a collection of rare neurodegenerative diseases that correspond to four main overlapping clinical syndromes: frontotemporal dementia (FTD), primary…
- Conditions
- FTLD, Progressive Supranuclear Palsy (PSP), Frontotemporal Dementia (FTD), Corticobasal Degeneration (CBD)
- Trial name
- ARTFL (NCT02365922)
- Where
- 17 sites in United States, Canada
- Volunteers
- 1,489 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Age Related Macular Degeneration, Retinitis Pigmentosa
Visual Activity Evoked by Infrared in Humans After Dark Adaptation
This pilot study will evaluate the visual response to infrared (IR) in humans after dark adaptation. The investigators plan to determine which wavelength and intensity the human eye is most sensitive to in healthy and color-blind…
- Conditions
- Age Related Macular Degeneration, Retinitis Pigmentosa, Congenital Stationary Night Blindness, Colorblindness
- Trial name
- NCT02909985
- Testing
- Tungsten halogen light with narrow bandpass filters
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of New Mexico
Mental Health Issue
Delivery Format of Cognitive Behavioral Therapy Materials on Engagement and Outcomes: AI-Enabled App vs PDF Workbook
The goal of this clinical trial is to compare two different ways of delivering cognitive behavioral therapy (CBT) materials to people with symptoms of anxiety and depression. The main questions it aims to answer are: 1.
- Trial name
- NCT06459128
- Testing
- Limbic Care, Digital Workbook
- Where
- United Kingdom
- Volunteers
- 540 people, healthy volunteers welcome
- Sponsor
- Limbic Limited