Clinical trials: Measurement
Healthy Volunteers, Relative Afferent Pupil Defect
The PUPIL Study - Automated, Quantitative Pupil Assessment Using Binocular OCT
In current, clinical ophthalmology, a range of specialised testing allows comprehensive evaluation of ocular health. These tests have typically evolved over many years to ensure their clinical validity.
- Conditions
- Healthy Volunteers, Relative Afferent Pupil Defect, Pupil Anomaly
- Trial name
- NCT03081468
- Testing
- Binocular OCT prototype, Konan RAPDx
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University College, London
Healthy, Pain
Pain Measurement in Healthy Volunteers
This study will attempt to develop and validate improved subjective measures of pain sensation and use these measures to evaluate pain sensitivity in patients.
- Trial name
- NCT00001597
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- National Institute of Dental and Craniofacial Research (NIDCR)
Autism Spectrum Disorders, ADHD
Novel Measure of Social Deficits in Children
Autism Spectrum Disorders (ASD) feature impairments in social interaction and communication. Drug and behavioral treatments for ASD are undergoing rapid development, yet our diagnostic tools are not suitable for efficacy…
- Trial name
- OATS (NCT02035176)
- Where
- 2 sites in United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Intracranial Pressure Increase, Seizures
Study on Optic Nerve Sheath Diameter Measurements in Prolonged Pediatric Seizures
A total of 88 postictal children with generalized or focal seizures were included in the study. The ONSD and ONSD/ETD ratio was measured independently by a pediatric neurologist and pediatric emergency expert, three times in both…
- Conditions
- Intracranial Pressure Increase, Seizures, Children, Only
- Trial name
- ONSD (NCT06451289)
- Testing
- Head computered tomography
- Where
- Turkey (Türkiye)
- Volunteers
- 197 people, healthy volunteers welcome
- Sponsor
- Balikesir University
Abdominal Surgery
Development of a Patient-Reported Outcome Measure to Assess Recovery After Abdominal Surgery
As surgery enters the era of value-based care, it is advocated that postoperative recovery be measured using patient-reported outcomes (PROs) as they provide a mean to incorporate the patient's perspectives and experiences into…
- Trial name
- NCT03461497
- Where
- 7 sites in United States, Brazil and 3 more
- Volunteers
- 530 people, healthy volunteers welcome
- Sponsor
- McGill University Health Centre/Research Institute of the McGill University Health Centre
Head and Neck Cancer
Oxygen Enhanced MRI Measurement in Head and Neck Cancer: Validation and Efficacy of Response.
This is a prospective pilot study to investigate the potential clinical value of oxygen-enhanced magnetic resonance (OE-MRI) biomarkers in head and neck radiotherapy.
- Trial name
- NCT03646747
- Testing
- MRI scan
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Sally Falk
Epilepsy Intractable
A Multifaceted Assessment of Eating Behaviors, Anthropometric Measurements and Body Composition in Pediatric Patients With Drug-resistant Epilepsy on a Ketogenic Diet and Healthy Children
The goal of this observational study is to compare the prevalence and severity of eating behaviors-such as food neophobia, picky eating, food fussiness, meal repetition and variety, and food texture preferences-between healthy…
- Trial name
- NCT07714226
- Where
- 2 sites in Poland
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Wroclaw Medical University
Chronic Lymphocytic Leukemia
Direct Measurement of Leukemic Cell Turnover (Synthesis and Removal) in Patients With Chronic Lymphocytic Leukemia (CLL) Using Deuterated Water
Chronic lymphocytic leukemia. B-cell chronic lymphocytic leukemia (B-CLL) is the most prevalent leukemia in the Western Hemisphere, accounting for ~25% of all leukemia's.
- Trial name
- NCT01110850
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Northwell Health
Dentin Sensitivity
A Study to Measure the Efficacy of a Toothpaste on Dentinal Hypersensitivity
Double blind parallel study to measure the efficacy of a toothpaste containing calcium-silicate/phosphate on dentinal hypersensitivity compared to a control toothpaste containing fluoride
- Trial name
- NCT03244618
- Testing
- CSSP Toothpaste, Fluoride Toothpaste
- Where
- United Kingdom
- Volunteers
- 272 people, healthy volunteers welcome
- Sponsor
- Unilever R&D
Device Latency
Substudy of the Accuracy of Ingestible Event Marker (IEM) Detection by the Medical Information Device #1 (MIND1)
The purpose of this study was to determine the accuracy of IEM detection by the MIND1 System by completing a series of Patch applications and IEM ingestions in the clinic.
- Trial name
- OSMITTER (NCT02091882)
- Testing
- Combination product of Aripiprazole + IEM + Sensor + MIND1 Application
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
Metabolic Disease, Obesity & Overweight
Direct Measurement of Microstructure of Ingestive Behaviour After Initiation of GLP-1 Receptor Agonist Treatment at Maximum Dose (DIGRAT)
Ingestion of food instigates the release of a battery of enteroendocrine peptide hormones that help control gut motility and digestive secretion.
- Trial name
- DIGRAT (NCT07457424)
- Testing
- semaglutide 1 mg weekly injection
- Where
- Ireland
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- University College Dublin
Pulmonary Diffusing Capacity
Development of a New Method for Steady-State Measurement of NO Lung Diffusing Capacity in Healthy Subjects
Using a rapidly responding nitric oxide analyzer in a new developed modular lung-function-setup we are going to measure steady-state NO diffusing capacity in 107 healthy subjects (age 6-45 years).
- Trial name
- NCT00315965
- Testing
- Nitric oxide, Carbon monoxide, Helium
- Where
- Germany
- Volunteers
- 107 people, healthy volunteers welcome
- Sponsor
- University Hospital Tuebingen
Dry Eye Syndrome, Healthy
Non-invasive Ocular Surface Measurements Before and After Interventions
Objectively evaluate the ocular surface (pre-corneal tear film) of individuals prior to and after an intervention (such as a dry eye treatment, environmental change, artificial tear use, or contact lens wear) in a…
- Trial name
- NCT01228929
- Testing
- Environmental Chamber Condition Change Intervention
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Pregnancy Complications, Preterm Birth
Group Antenatal/Postnatal Care in Rwanda
The focus of this work is to improve antenatal care (ANC) and postnatal care (PNC) at the health center level in five districts in Rwanda (Bugesera, Burera, Nyamasheke, Nyarugenge, and Rubavu).
- Conditions
- Pregnancy Complications, Preterm Birth, Preterm Labor, Stillbirth
- Trial name
- PTBi Rwanda (NCT03154177)
- Testing
- Group ANC/PNC, Ultrasound+Pregnancy Testing
- Where
- 2 sites in Rwanda
- Volunteers
- 26,381 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Impacted Mandibular Third Molar Extraction, Postoperative Pain Control
Evaluation of Corticosteroid Administration Following Impacted Third Molar Surgery Using 3-Dimensional Facial Analysis
The purpose of this prospective, randomized, controlled, single-blind clinical trial is to compare the efficacy of local submucosal administration of dexamethasone versus methylprednisolone on postoperative morbidity following…
- Conditions
- Impacted Mandibular Third Molar Extraction, Postoperative Pain Control, Postoperative Edema and Pain
- Trial name
- NCT07628166
- Testing
- Surgical Extraction of Impacted Mandibular Third Molar, methylprednisolone sodium succinate, Dexamethasone Sodium Phosphate Injection
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Irfan Üstündağ
Healthy People
Reliability and Validity of the Evaluation of Hip Abductors Strength (RAVEHABDS)
The aim is to evaluate the intra- and inter-tester reliability, construct validity and feasibility of a new functional measurement procedure in a closed chain position on one leg.
- Trial name
- RAVEHABDS (NCT05140577)
- Testing
- Maximal voluntary isometric strengthening
- Where
- Switzerland
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- HES-SO Valais-Wallis
Prostate Cancer
Decision Impact Study to Measure the Influence of DECIPHER on Treatment Recommendations for Radiation Oncologists
This clinical utility study is based on a review of real but de-identified and randomized patient cases and aims to evaluate radiation oncologist's treatment recommendations before and after reviewing the results provided by the…
- Trial name
- DECIDE3 (NCT02034812)
- Testing
- Decipher Questionnaire
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- GenomeDx Biosciences Corp
HIV Infections
Electronic Capture of Adherence Barriers for HIV Care
Adherence to antiretroviral therapy (ART) remains problematic. Our team has thus developed a new patient-reported measure of barriers to ART adherence (the I-Score) which will be completed by HIV patients through the Opal patient…
- Trial name
- CTNPT039 (NCT04702412)
- Testing
- The Opal patient portal and smartphone application combined with the I-Score patient-reported outcome measure
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- McGill University Health Centre/Research Institute of the McGill University Health Centre
Diagnostic Technics, Neurological
Measuring Fluid Flow in the Brain Using Alcohol and MRI in Healthy Participants
Intracranial interstitial fluid (ISF) flow is crucial for adequate clearance of extracellular waste products from the brain parenchyma.
- Trial name
- NCT04608292
- Testing
- Single-voxel MRS, Multi-voxel MRSI, Magnetization Transfer Imaging
- Where
- Canada
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Sunnybrook Health Sciences Centre
Infant, Premature, Diseases
Measurement of Neonatal Microvascular Hemodynamics Using Non-invasive Optical Technologies
Alterations to microvascular blood flow in premature infants, are known to contribute to several major disease entities. The optically-measured tissue blood flow, to determine tissue perfusion that can be use to detect blood loss.
- Trial name
- NCT01982357
- Testing
- Laser Speckle Imaging and Diffuse Optical Spectroscopy
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
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