Clinical trials: Visual Quality
Visual Quality
The Effect of Wearing Orthokeratology on Objective Visual Quality
The visual quality indexes of these patients before and after Orthokeratology treatment were compared: 4 mm higher strehl ratio (SR) , 4 mm higher order corneal aberrations (Hoa ) , Spherical Aberrations (SA) , Comas, Trefoil…
- Trial name
- NCT04929119
- Where
- China
- Volunteers
- 30 people
- Sponsor
- XiaoYong Liu
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
Self-concept, Psychological Adjustment
Community Galleries - Art and Children in Action: Study Protocol
The goal of this trial is to evaluate whether a community-based visual arts intervention can improve self-concept, psychological adjustment, and health-related quality of life (HRQoL) in children aged between 6 and 12, from…
- Conditions
- Self-concept, Psychological Adjustment, Health Related Quality of Life
- Trial name
- NCT07165704
- Testing
- Visual arts
- Where
- 10 sites in Portugal
- Volunteers
- 172 people, healthy volunteers welcome
- Sponsor
- Associação para o Apoio à Integração Social e Comunitária
Low Vision Blindness, Visual Impairment
Development of a Multi-sensory Rehabilitation Program for People With Ultra Low Vision
This research is aimed to address one of the big gaps in the current vision rehabilitation protocols for people with profound visual impairment by evaluating a multisensory approach.
- Conditions
- Low Vision Blindness, Visual Impairment, Quality of Life, Functional Visual Loss
- Trial name
- NCT05028712
- Testing
- Visual Information Training, Multimodal training
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- State University of New York College of Optometry
Hemianopsia
Visual Telerehabilitation in Children, Adolescents and Young Adults With Hemianopsia Consecutive to a Brain Tumour
Brain malignancies are the most common cause of death from cancer in the pediatric population and a major source of morbidity amongst survivors.
- Trial name
- HHREHAB (NCT06362434)
- Testing
- Audiovisual stimulation
- Where
- 5 sites in Canada
- Volunteers
- 50 people
- Sponsor
- University Health Network, Toronto
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
Short-Term Renal-Hematologic Safety, Contrast-Enhanced MRI and FDG-PET/CT
Comparative Evaluation of Contrast-Enhanced MRI and FDG-PET/CT in Spinal Pathology: Image Quality and Short-Term Renal-Hematologic Safety
This prospective comparative observational study evaluates image quality characteristics and short-term physiological effects associated with contrast-enhanced magnetic resonance imaging (MRI) and fluorodeoxyglucose positron…
- Conditions
- Short-Term Renal-Hematologic Safety, Contrast-Enhanced MRI and FDG-PET/CT, Spinal Pathology
- Trial name
- NCT07640386
- Where
- Egypt
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Cairo University
Pediculus Capitis, Pruritus
Scalp Pruritus Measurement Using Visual Analog Scale and 5-d Itch Scale in Children With Pediculosis Capitis
Pediculosis capitis is a parasitic infestation that can cause scalp pruritus and quality of life disturbances. There are two objective measurement for pruritus, visual analog scale (VAS) and 5-D itch scale, which can assess the…
- Trial name
- NCT04415034
- Testing
- VAS and 5-D itch pruritus assessment
- Where
- Indonesia
- Volunteers
- 357 people
- Sponsor
- Universitas Indonesia
Diabetic Retinopathy Patients After Vitrectomy
Comparison of the Visual Quality of Traditional Ultrasound Biometrics and Lenstar on the Cataract After Pars Plana Vitrectomy
Comparison of the visual quality of traditional ultrasound biometrics and lenstar on the cataract patients with diabetic retinopathy after vitrectomy in the 3 months later.To evaluate the clinical value of lenstar in…
- Trial name
- PPV (NCT03485586)
- Testing
- Traditional ultrasound biometrics, Lenstar
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Bojie Hu
Irreversible Pulpitis
Post Operative Pain and Oral Health Related Quality of Life Following Pulpotomy VS Extraction of Permanent First Molar
The goal of this clinical trial is to compare between post operative pain and oral health related quality of life in participants receiving two treatments for first permanent mandibular molars with poor prognosis.
- Trial name
- NCT06420583
- Testing
- MTA pulpotomy, Extraction
- Where
- Egypt
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Cairo University
Intermittent Strabismus, Exotropia Intermittent
Visual Therapy for Intermittent Strabismus
Intermittent strabismus is a condition in which the eyes occasionally become misaligned, affecting binocular vision, depth perception, and quality of life.
- Conditions
- Intermittent Strabismus, Exotropia Intermittent, Esotropia Intermittent
- Trial name
- ViT(I)S (NCT07563959)
- Testing
- Visual Therapy
- Volunteers
- 30 people
- Sponsor
- Universitat Politècnica de Catalunya
Preterm Birth, Visual Impairment
Eye and Growth in Adolescents Born Moderate-to-late Preterm
During recent years, the interest in studying the risks of being born moderate-to-late preterm (MLP), defined as birth between gestational week 32 to 36, has increased.
- Conditions
- Preterm Birth, Visual Impairment, Eye Abnormalities
- Trial name
- NCT04190147
- Testing
- Structural, functional and metabolic eye examinations
- Where
- Sweden
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Vastra Gotaland Region
Cataract
Visual Quality of Cataract Patients with High Myopia After Implantation of Different Intraocular Lenses
This prospective study aims to compare the visual outcomes following the implantation of two different types of multifocal intraocular lenses (IOLs) in highly myopic patients.
- Trial name
- NCT06892470
- Testing
- No intervention
- Where
- China
- Volunteers
- 62 people
- Sponsor
- Wenzhou Medical University
Music Therapy, Music Therapy for Pain and Sedation
Effect of Music Therapy on the Quality of Recovery
Background: The use of music in operations is increasing due to its painless, safe, inexpensive, and the potential to improve patient outcomes.
- Conditions
- Music Therapy, Music Therapy for Pain and Sedation, Postoperative Period, Perioperative Period
- Trial name
- MTonR (NCT06874972)
- Testing
- Music played
- Where
- Bhutan
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Ministry of Health, Bhutan
Keratoconus
A Clinical Study of Keratoconus in Asian Patients and Assessment of Different Topographic Patterns of Keratoconus in Asian Patients
A clinical study of keratoconus in Asian Patients and assessment of different topographic patterns of keratoconus in Asian patients
- Trial name
- NCT00347074
- Where
- Singapore
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Dental Caries, Teeth Loss
Impact of the Radiographic Examination on Diagnosis and Treatment Decision of Caries Lesions in Primary Teeth
Radiographs have been used to aid dentists in detecting the presence of cavities in the deciduous teeth of children. This procedure is globally recommended because the conventional clinical examination usually overlooks some…
- Conditions
- Dental Caries, Teeth Loss, Quality of Life
- Trial name
- CARDEC-1 (NCT02078453)
- Testing
- Dental treatment
- Where
- Brazil
- Volunteers
- 252 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Intubation, Pediatric, Intubation; Difficult or Failed
Validation of the POGO Score for Classification of Videolaryngoscopy in Children - Post-hoc Analysis of the PeDiAC Study
It has been assumed that the percentage of glottic opening (POGO) score might enhance the classification of videolaryngoscopic tracheal intubation by offering a more objective rating of glottic exposure but studies in children…
- Conditions
- Intubation, Pediatric, Intubation; Difficult or Failed, Airway Management, Airway Complication of Anesthesia
- Trial name
- POGO-KIDS (NCT07115407)
- Where
- Germany
- Volunteers
- 809 people
- Sponsor
- Universitätsklinikum Hamburg-Eppendorf
Limbal Dermoid
Visual Quality and Contrast Sensitivity Function for Limbal Dermoid Children After Corneal Transplantation
This study is to inquiry the contrast sensitivity function in the 50 eyes of limbal dermoid children with keratoplasty with quick contrast sensitivity function (quick CSF) test, as well asa to analyze its relationship between…
- Trial name
- NCT03447041
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Child Development, Art Therapy
The Effect of Painting Therapy in Children
This study was designed to examine the effect of picture supported art therapy on visual perception, hand functions, participation and quality of life of children in healthy children.
- Trial name
- NCT06754449
- Testing
- Art therapy group
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Çankırı Karatekin University
Visual Impairment
Assessment of Caries Impacts and Experiences in a Visually Impaired Versus Sighted Children Using CARIES-QC/A
The goal of this observational study is to to compare dental caries impacts and experience among visually impaired and sighted children.
- Trial name
- NCT07665047
- Volunteers
- 140 people
- Sponsor
- Cairo University