Clinical trials: Reproducibility
Descending Aortic Aneurysm, Ultrasound
TransThoracic Ultrasound for Descending Aortic Aneurysms
The goal of this observational study is to assess the applicability of non-invasive ultrasound in aneurysms of the descending thoracic aorta.
- Conditions
- Descending Aortic Aneurysm, Ultrasound, Accuracy, Feasibility
- Trial name
- THORUS (NCT07752654)
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Septic Shock, Left Atrial Strain
Atrial Strain in Septic Shock
Septic shock is a critical condition associated with high mortality. Transthoracic echocardiography is widely used to evaluate cardiac function and guide treatment.
- Conditions
- Septic Shock, Left Atrial Strain, Right Atrial Strain, Transthoracic Echocardiography
- Trial name
- ALARMS (NCT06832436)
- Where
- France
- Volunteers
- 60 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Stroke, Acute, TIA
Somatic Dysfunction in Patients With Acute Cerebrovascular Disease
The goals of this observational study are to test the reliability of a new, standardized physical examination method to identify motion problems within joints or groups of joints among adult asymptomatic volunteers and in…
- Conditions
- Stroke, Acute, TIA, Reproducibility of Results, Osteopathic Manipulation
- Trial name
- SOMADC-AC (NCT06605014)
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of California, Davis
Intensive Care Units, Neonatal, Infant, Newborn
Heterogeneity Index in Neonatologist-performed Lung Ultrasound in Neonates Receiving Respiratory Support - a Pilot Study
Lung ultrasound is an increasingly valuable diagnostic tool in neonatal intensive care due to its safety and accessability. This pilot study investigates whether a quantitative approach - the heterogeneity index, previously only…
- Conditions
- Intensive Care Units, Neonatal, Infant, Newborn, Infant, Premature, Point-of-Care Systems
- Trial name
- NPLUS HI (NCT07117513)
- Where
- 2 sites in Austria
- Volunteers
- 40 people
- Sponsor
- Medical University of Graz
Total Hip Replacement, Reproducibility of Results
Reliability and Validity of the Six-Spot Step Test After Total Hip Arthroplasty
This study aims to assess the SSST's validity, reliability, and ability to differentiate between high and low fall risk individuals in THA patients.
- Conditions
- Total Hip Replacement, Reproducibility of Results, Rehabilitation
- Trial name
- SSST (NCT06704217)
- Testing
- Six Spot Step Test, Oxford Hip Score, Berg Balance Scale
- Where
- Turkey (Türkiye)
- Volunteers
- 61 people
- Sponsor
- Ordu University
Ventilation, Reproducibility
Assessing Variability of the Ventilatory Response to Duffin's Rebreathing Procedure
This study will combine Duffin's rebreathing procedure with additional study procedures, such as quantitative pupillometry, that are planned for subsequent clinical studies in order to confirm feasibility and gather…
- Conditions
- Ventilation, Reproducibility, Physiology
- Trial name
- NCT05168501
- Testing
- Rebreathing procedure
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Food and Drug Administration (FDA)
Functional Movement Disorders, Reproducibility of Results
Aspects of Validity of the Single Leg Squat Test: A Cohort Study of Female Soccer Players.
Movement screening tests to identify deficits or poor movement quality is commonly used in soccer and other sports to assess injury, to evaluate rehabilitation goals and return to sport after injury.
- Conditions
- Functional Movement Disorders, Reproducibility of Results, Sports Medicine
- Trial name
- NCT05289284
- Testing
- No intervention
- Where
- Sweden
- Volunteers
- 269 people, healthy volunteers welcome
- Sponsor
- Karolinska Institutet
Gait Analysis, Reproducibility
Interlaboratory Reliability of 3D Gait Analysis
The purpose of this study is to determine the interlaboratory reliability of 3D gait analysis performed on healthy subjects on an instrumented treadmill in three different laboratories.
- Trial name
- NCT05530213
- Testing
- 3D gait analysis on the GRAIL, Weight and height
- Where
- 2 sites in Belgium, Netherlands
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University Ghent
Humans, Reproducibility of Results
Spanish Validation and Cross-cultural Adaptation of the QoR-15E
The satisfactory recovery of the patient after a surgery with an anesthetic request is very important for a quality and excellence assistance.
- Conditions
- Humans, Reproducibility of Results, Cross-Cultural Comparison, Surveys and Questionnaires
- Trial name
- NCT04699500
- Where
- Spain
- Volunteers
- 242 people
- Sponsor
- Hospital Universitari Vall d'Hebron Research Institute
Reproducibility of Results
Reproducibility of Brain MRI
The aim of this study is to assess the reproducibility over time of functional and structural magnetic resonance imaging, as well as specific biomarkers in plasma in healthy volunteers before and after a two-hour rest.
- Trial name
- DANA0 (NCT03876236)
- Where
- 2 sites in Denmark
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Reproducibility of Results
Test-retest Reliability of Two Measurements of the Visual System
Binocular vision tests are guided by the principle that uniform motion and focus of the eyes may be trained, but exercising the simultaneous movement of the pupils is necessary and important in achieving optimal and lasting…
- Trial name
- NCT03242421
- Where
- Canada
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- McGill University
Body Height, Lasers
Within and Between-rater Reproducibility and Validity of a Novel Portable Laser Height Meter
Height may be used to calculate body mass index and reference interval for normal lung function, together with serving as an indicator for possible vertebral fractures in osteoporosis and growth retardation in children.
- Conditions
- Body Height, Lasers, Reproducibility of Results, Anthropometry
- Trial name
- NCT04070638
- Where
- Denmark
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Aalborg University Hospital
Children, Muscle Strength
Reliability and Validity of Strength Measurement of the Lower Limbs in Typically Developing Children
Reliability of isokinetic strength measurement of the knee in typically developing children has yet been studied and seems to be good.
- Conditions
- Children, Muscle Strength, Reproducibility of Results, Muscle Strength Dynamometer
- Trial name
- NCT04024592
- Testing
- Biodex System 4
- Where
- Belgium
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University Ghent
Reproducibility of Results, Safety Issues
Non-Invasive Blood Test Cross-Validation Study
The study considers a cross-validation approach to determine the effectiveness of a non-invasive comprehensive metabolic panel (NICMP), relative to the venipuncture method.
- Trial name
- NCT03991637
- Testing
- Non-Invasive Comprehensive Metabolic Panel
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Joseph Allen Jr.
Reproducibility, Four Part Fracture
Analysis of Four-fragment Fractures of the Proximal Humerus: the Interest of 2D and 3D Imagery and Inter- and Intra-observer Reproducibility
Fractures of the proximal humerus are increasingly frequent, with numbers tripling between the 1970s and the 2000s. Among these fractures, those involving the tuberosities and also the anatomic neck are a therapeutic challenge.
- Conditions
- Reproducibility, Four Part Fracture, Proximal Humerus Fracture, Hertel's Criteria
- Trial name
- REPROD-HUMERUS (NCT03646253)
- Testing
- Analysis of radiology (standard radiographies, 2D scan sections and 3D reconstructions)
- Where
- France
- Volunteers
- 20 people
- Sponsor
- CHU de Reims
Repeatability & Reproducibility
Evaluation of the Repeatability and Reproducibility of Corneal Epithelial Thickness Mapping With SD-OCT
Evaluate the repeatability and reproducibility of the RTVue-XR for measuring the total corneal thickness (pachymetry), the epithelial thickness, and the stromal thickness mapping in normal subjects and corneal patients.
- Trial name
- NCT02600546
- Where
- United States
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Optovue
Evaluate the Agreement and Precision of Device SS-1000 and the Predicate Device the Pentacam in a Reproducibility and Repeatability Trial
To Investigate the Precision and Agreement of SS-1000 and Pentacam in a Repeatability and Reproducibility Trial
This study is to support the substantial equivalence of the SS-1000 to the predicate device Pentacam. Primary Objective -The primary objective of the trial is to evaluate the precision of the SS-1000 and Pentacam in measuring the…
- Trial name
- PASP (NCT02077790)
- Testing
- CASIA Cornea/Anterior Segment OCT SS-1000
- Where
- Japan
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Tomey Corporation
Analytical Reproducibility of a Medical Device
Spartan FRX Project Reproducibility Study
The Spartan FRX CYP2C19 Test System (hereafter referred to as the 'FRX System') is a qualitative in vitro diagnostic test for the identification of a patient's CYP2C19 *2, *3 and *17 genotypes from genomic DNA obtained from…
- Trial name
- NCT01676298
- Testing
- Spartan FRX CYP2C19 Test System
- Where
- 3 sites in Canada
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Spartan Bioscience Inc.
Developing Novel Technique of Measuring C/D Ratio From Digital Stereo Optic Disc Images, Intraobserver Reproducibility of C/D Measurements
A New Reproducible Method of Measuring C/D Ratio of Digital Stereo Images of Optic Disc
Development of a novel computer software that will assist in measuring the cup/disc ratio in digital stereo optic disc images.
- Conditions
- Developing Novel Technique of Measuring C/D Ratio From Digital Stereo Optic Disc Images, Intraobserver Reproducibility of C/D Measurements, Interobserver Variability of C/D Measurements
- Trial name
- NCT01683942
- Volunteers
- 250 people
- Sponsor
- Meir Medical Center
Nasal Lavage Fluid, Eosinophils
Nasal Lavage Study: Comparing Single Versus Multi Sample Lavages
Nasal lavage could be an integral component of assessing airway inflammation. Research into the reproducibility of cell counts is key to understanding the value of lavage results.
- Conditions
- Nasal Lavage Fluid, Eosinophils, Reproducibility of Results
- Trial name
- NCT00229190
- Testing
- Nasal lavage, Allergy skin testing, Peak nasal inspiratory flow
- Where
- Canada
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Hamilton Health Sciences Corporation