Clinical trials: Reproducibility
- Condition Reproducibility
- Funder type Industry (pharma, biotech, devices)
- Accepts healthy volunteers yes
Healthy Volunteers
Reproducibility and Comparison of Platelet Function Assays With Aspirin and Clopidogrel (MK-0000-167)
This study will evaluate whether the antiplatelet effects of Aspirin 300 mg daily and Clopidogrel 75 mg daily can be reproducibly measured using several point of care platelet function assays
- Trial name
- NCT01108588
- Testing
- Aspirin, Clopidogrel
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Alzheimer's Disease
A Study of 18F-AV-45 in Alzheimer's Disease (AD) and Healthy Volunteers
This study will test if two AV-45 PET scans up to 4 weeks apart in AD subjects and healthy volunteers provide the same results. The study will also test two different AV-45 injection methods in a small subgroup of enrolled AD…
- Trial name
- NCT01565343
- Testing
- florbetapir F 18
- Where
- 4 sites in United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Avid Radiopharmaceuticals
Obesity
A Functional Magnetic Resonance Imaging (fMRI) Study in Overweight and Obese Men (0000-103)
This study will determine whether BOLD-fMRI can be used to probe hunger and satiety states in healthy overweight or obese men and also whether fasted/fed fMRI signals can be modulated by sibutramine.
- Trial name
- NCT00914212
- Testing
- Comparator: sibutramine
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Healthy, Alzheimer Disease
A Non-therapeutic Feasibility Study of the Radioligand [11C]-UCB-J for Imaging Synaptic Density
Up to 20 subjects will receive an injection with [11C]-UCB-J followed by a PET scan on Days 1 and 28
- Trial name
- NCT03577262
- Testing
- [11C]-UCB-J
- Where
- 3 sites in Netherlands
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Alkermes, Inc.
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.
Liver Diseases, Primary Biliary Cirrhosis
Repeatability and Reproducibility of Multiparametric MRI
This study aims to prospectively assess the repeatability and reproducibility of iron-corrected T1 (cT1), T2*, and hepatic proton density fat fraction (PDFF) quantification with multiparametric MRI using the LiverMultiScan™ (LMS…
- Conditions
- Liver Diseases, Primary Biliary Cirrhosis, Non-Alcoholic Fatty Liver Disease, Non-Alcoholic Steatohepatitis
- Trial name
- NCT03743272
- Testing
- LiverMultiScan
- Where
- 4 sites in Netherlands, United Kingdom
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Perspectum
Aging, Frailty
Mitophagy and Autophagy in Elderly Subjects
In recent years, evidence has shown that mitochondrial dysfunction plays an important role in the development of age-related muscle decline that may lead to frailty.
- Conditions
- Aging, Frailty, Mitophagy
- Trial name
- NCT02472340
- Testing
- Muscle Biopsy
- Where
- Netherlands
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Amazentis SA
Diabetes
Reproducibility of HbA1c Measurement on the Aina HbA1c Monitoring System
A three site study to evaluate the reproducibility of the Aina HbA1c Monitoring System in quantitative determination of glycosylated hemoglobin (HbA1c) took place at the following sites: 1. Forsyth Institute in Cambridge, MA 2.
- Trial name
- NCT03232437
- Testing
- Aina HbA1c Monitoring System
- Where
- 3 sites in United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Jana Care
No Disease
A Study to Test the Repeatability and Reproducibility in Rod Intercept Time Within the AdaptDx Pro in Healthy Subjects With Normal Vision (FlashForward)
The purpose of this study is to test the repeatability and reproducibility in Rod Intercept (RI) time with two AdaptDx Pro devices in healthy subjects with normal vision.
- Trial name
- FlashForward (NCT07860905)
- Testing
- AdaptDx Pro
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- AdaptDx, Inc.
Allergic Rhinitis, Rhinoconjunctivitis
Red Maple Trials Cat Allergen Natural Exposure Chamber Validation in Cat-allergic Subjects
To assess the reproducibility of the allergic response in the cat allergic subjects, measured as the change from baseline of the Total Nasal Symptom Score (TNSS) on the two challenge days.
- Conditions
- Allergic Rhinitis, Rhinoconjunctivitis, Exposure
- Trial name
- NEC (NCT03414801)
- Testing
- Allergen Exposure
- Where
- Canada
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Red Maple Trials Inc.
Genotyping Techniques
Spartan Cube CYP2C19 Inter Laboratory Reproducibilty Study
The study verifies that the Spartan Cube CYP2C19 System generates reproducible results under multi-variant conditions including test site (three different test sites), operators (two operators per site), testing days (five…
- Trial name
- NCT04473573
- Testing
- Spartan Cube CYP2C19 System
- Where
- 3 sites in Canada
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Spartan Bioscience Inc.
Healthy
Rad-67 Repeatability and Reproducibility
The primary objective of this clinical investigation is to evaluate the repeatability and reproducibility of using Rad-67 Pulse CO-Oximeter
- Trial name
- NCT04196907
- Testing
- Rad-67 Pulse CO-Oximeter and DCI Mini sensor
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Masimo Corporation
Primary Sclerosing Cholangitis, Primary Biliary Cirrhosis
Repeatability and Reproducibility of Quantitative MRCP
This study aims to determine the repeatability and reproducibility of Quantitative Magnetic Resonance Cholangiopancreatography (MRCP).
- Conditions
- Primary Sclerosing Cholangitis, Primary Biliary Cirrhosis, Gallstones, Liver Diseases
- Trial name
- NCT03809559
- Testing
- MRCP+
- Where
- 2 sites in United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Perspectum
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
Refractive Error
Clinical Investigation on Assessing the Repeatability and Reproducibility of Central and Peripheral Refractive Error
This is a unilateral, non-interventional study. Each subject will be unilaterally measured with the WAM-5500 autorefractor by 3 testers. All measurements will be made on the right eye only.
- Trial name
- NCT06209476
- Testing
- Experimental
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Alzheimer's Disease
A Study of Flortaucipir PET in Healthy Volunteers and Cognitively Impaired Subjects
This study will test if two flortaucipir PET scans up to 4 weeks apart in healthy volunteers, MCI and AD subjects provide the same results.
- Trial name
- NCT01992380
- Testing
- Flortaucipir F18, Brain PET scan
- Where
- 2 sites in United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Avid Radiopharmaceuticals
Allergy to House Dust, Allergy Pollen
Validation and Reproducibility of S.P.A.T. With Allergens
To improve accuracy and take out human error opportunities, Hippo Dx developed S.P.A.T., an automated skin prick test. This study will provide a comparison between manual and automated skin prick test in allergic and non-allergic…
- Trial name
- NCT05824637
- Testing
- Skin Prick Automated Test, Skin Prick Manual Test
- Where
- Belgium
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Hippocreates
Retinal Vascular, Normal Eyes
Evaluation of the Repeatability and Reproducibility of OCTA Image Quality With the Heidelberg Engineering SPECTRALIS With OCT Angiography Module
Repeatability and Reproducibility of OCTA Image Quality with the Heidelberg Engineering SPECTRALIS
- Trial name
- NCT03530449
- Testing
- OCT Angiography, Color Fundus Photography, Optical Coherence Tomography
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Heidelberg Engineering GmbH
Bacteremia
Clinical Performance and Reproducibility of the Accelerate PhenoTest™ Blood Culture (BC) Kit With New Antibiotic Wave I Updates
This is a performance and reproducibility study to validate new or updated antimicrobials on the Accelerate PhenoTest™ BC kit. The data from this study will be used to support the submission to the FDA for clearance in the US and…
- Trial name
- NCT04295915
- Testing
- Specimens that meet inclusion criteria
- Where
- 3 sites in United States
- Volunteers
- 731 people, healthy volunteers welcome
- Sponsor
- Accelerate Diagnostics, Inc.
Cornea
Evaluation of the Repeatability and Reproducibility of Corneal Epithelial Thickness Mapping With iVue SD-OCT
Evaluate the repeatability and reproducibility of iVue for measuring the total corneal thickness, the epithelial thickness, and the stromal thickness in normal subjects and patients with various corneal conditions.
- Trial name
- NCT02781948
- Testing
- Optical Coherence Tomography
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Optovue