Clinical trials: Validation Study
Carbohydrate Intolerance
Carbohydrate Intolerance Questionnaire Study
The purpose of this study is to evaluate the validity of using a carbohydrate intolerance questionnaire (CIQ) and/or other health markers as a means of predicting response to insulin sensitivity as determined by an oral glucose…
- Trial name
- Curves1 (NCT03138902)
- Testing
- TRUTOL Glucose Tolerance Beverage
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- Texas A&M University
Determine Validity of Concept of Using Hemoglobin Dilution to Assess/Measure Blood Volume.
Calculating Blood Volume by Dilution of Hemoglobin - Pilot Study
Although blood volume is such an important parameter in everyday clinical medicine it cannot be measured easily. As a matter of fact, it is almost never measured but estimated or calculated based upon numbers derived from mostly…
- Trial name
- NCT01900769
- Testing
- Blood Volume Dilution
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Kai Schoenhage
Growth Hormone Deficiency
Comparative Validation of the Growth Hormone Releasing Hormone and Arginine Test for the Diagnosis of Adult Growth Hormone Deficiency
The aim of the study is to determine the specificity and sensitivity of the combined growth hormone releasing hormone (GHRH) + Arginine test in healthy volunteers, subjects with highly probable adult growth hormone deficiency…
- Trial name
- NCT01060488
- Testing
- GHRH+Arg, GHRH+Arg, ITT, ITT, ITT, GHRH+Arg.
- Where
- France
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- Merck KGaA, Darmstadt, Germany
Validation, Blood Pressure
Is Continuous Non-Invasive Monitoring Accurate When Used on the Lower Extremity: Finger Vs Toe?
The goal of this observational study is to assess the validity of a continuous non-invasive blood pressure monitoring device, Acumen IQ cuff (Edwards Lifesciences LLC, Irvine, CA), when used on the toe in healthy volunteers.
- Conditions
- Validation, Blood Pressure, Device
- Trial name
- NCT06805435
- Testing
- Continuous non-invasive blood pressure monitoring
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Riverside University Health System Medical Center
Male Infertility
A Novel Sperm Selection Method Provides Advantages Over Conventional Approaches
The goal of this clinical trial is to know if a novel sperm selection device (CA0) has a similar performance than the standard selection method in teratozoospermic and azoospermic men.
- Trial name
- NCT06545318
- Testing
- Density Gradient Centrifugation, CA0 chamber
- Where
- Mexico
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- Center of Innovation Technology & Reproductive Medicine
Neurological Disorders, Cognitive Impairment
Validation of the VIRADIA App for Neurological and Cognitive Diagnostics in Virtual Reality
The VIRADIA study aims to validate and assess the reliability of a newly developed Virtual Reality (VR) diagnostic platform designed for neurological and cognitive testing.
- Conditions
- Neurological Disorders, Cognitive Impairment, Motor Impairment, Neurodegenerative Diseases
- Trial name
- VIRADIA (NCT07268079)
- Testing
- VIRADIA - Virtual Reality Diagnostic Platform
- Where
- Slovakia
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Gametherapy
Diabete Type 2, Diabetic Foot
Turkish Validity-Reliability Study of the Diabetic Foot Self-Care Questionnaire
The aim of this study is to evaluate the translation, cross-cultural adaptation and psychometric properties of the Diabetic Foot Self-Care Questionnaire in patients with primary Type 2 Diabetes.
- Trial name
- NCT05404178
- Testing
- Type 2 diabetes group
- Where
- Turkey (Türkiye)
- Volunteers
- 3 people, healthy volunteers welcome
- Sponsor
- Harran University
Obstructive Sleep Apnea
Belun Ring Validation Study for Assessment of Obstructive Sleep Apnea
This study aims to determine the overall accuracy, sensitivity, and specificity of the Belun Ring device in evaluating obstructive sleep apnea by comparing the device to the attended overnight in-lab polysomnography which is the…
- Trial name
- NCT03997916
- Testing
- Belun Ring, PSG
- Where
- 2 sites in United States
- Volunteers
- 113 people, healthy volunteers welcome
- Sponsor
- University Hospitals Cleveland Medical Center
Parturition
Field Study of Health Worker Training on Helping Mothers Survive Module 'Essential Care for Labor & Birth' in Zanzibar
The goal of this study is to ensure that the training materials and methods for the training module Helping Mothers Survive Essential Care for Labor \& Birth (ECL\&B) are usable and acceptable by trainers and healthcare providers…
- Trial name
- HMS-ECL&B (NCT03890276)
- Testing
- HMS EL&C training module, Videos used to supplement live trainer
- Where
- 6 sites in Tanzania
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Jhpiego
Eye Diseases
Multimodal Equipment for Teleophthalmology Assessment (META)
We have developed a Multimodal Equipment for Teleophthalmology Assessment (META) device. This novel device is compact, portable and suitable for packaging and express delivery.
- Trial name
- NCT05565547
- Testing
- META, Commercial devices
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Tissue Oxygenation Measurement
OxyPrem Validation Study
The precision of the novel diagnostic near-infrared spectroscopy (NIRS) device for the measurement of tissue oxygenation and hemoglobin concentration (OxyPrem) is assessed by repeated measurements.
- Trial name
- NCT04860401
- Testing
- Measurement of tissue oxygenation with novel diagnostic near-infrared spectroscopy device (OxyPrem) (no clinical decisions based on oxygenation levels)
- Where
- Switzerland
- Volunteers
- 117 people, healthy volunteers welcome
- Sponsor
- Hans Ulrich Bucher
Subjects Presenting With Normal or With Ocular Pathology
Clinical Validation of New OCT System
To demonstrate clinical substantial equivalence of DRI OCT-1 as comparable to the commercially available Cirrus
- Trial name
- NCT01809704
- Where
- 3 sites in United States
- Volunteers
- 87 people, healthy volunteers welcome
- Sponsor
- Topcon Medical Systems, Inc.
Diarrhea
Low-dose Challenge Model With Enterotoxigenic E Coli
This study will validate a model for testing new vaccines designed to protect against intestinal infections with enterotoxigenic Escherichia coli (ETEC).
- Trial name
- NCT00844493
- Testing
- E coli strain H10407 and buffer, E coli H10407 and buffer
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins Bloomberg School of Public Health
Drug Mechanism, Healthy
Detection of Paracetamol Concentration in Blood-, Saline- and Urine Samples - a Validation Study for a Novel Technique
The main objective is to assess whether a novel electrochemical tool is reliable in detecting concentration of paracetamol in fingerprick- , saline-, urine-, and serum samples. We will recruit 12 healthy volunteers aged 18-45.
- Trial name
- NCT04690673
- Testing
- Paracetamol, Paracetamol concentration measurements and lipidomic assessment
- Where
- Finland
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Johanna Kujala
Sleep Disordered Breathing (SDB), Sleep Apnea
Detection of Sleep Stages and Arousals Using Neural Network Classifiers
The objective of this clinical study is to evaluate the accuracy of the Smart Mask V1 System (herein 'Smart Mask') in measuring sleep stages-Stage N1/N2, Stage N3, Rapid Eye Movement (herein 'REM'), and WAKE-arousals, and the…
- Trial name
- SSAM (NCT07136272)
- Testing
- SSAM, Polysomnography, EnsoSleep
- Where
- 3 sites in United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Pathway Medtech, LLC.
Lung Cancer
OncoSweep Cancer Spotlight and Spectrum Product Line
CONQUER cancer study: To collect blood samples from cancer and non-cancer participants for development and validation of the 'OncoSweep Cancer Spotlight and Spectrum Product Line'
- Trial name
- NCT06261294
- Testing
- OncoSweep Lung Spotligh
- Where
- Taiwan
- Volunteers
- 109 people, healthy volunteers welcome
- Sponsor
- Pharus Taiwan, Inc.
Cancer
Development and Validation of a Health-related Quality of Life Instrument
This study aims to develop a health related quality of life (HRQOL) patient reported outcome (PRO) for patients receiving immune checkpoint modulator (ICM) therapy.
- Trial name
- FACT-ICM (NCT02651831)
- Testing
- Focus groups and individual interviews, Questionnaire
- Where
- Canada
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- University Health Network, Toronto
Bacterial Vaginosis, Urogenital Infection by Trichomonas Vaginalis
A Validation Study of Genzyme Diagnostics OSOM Trichomonas Rapid Test and BVBlue Test
This research is being done to see if two rapid bedside tests (OSOM Trichomonas Rapid Test and BVBlue Test) that give results in 10 minutes are as accurate as standard tests to diagnose common vaginal infections.
- Trial name
- NCT00682851
- Testing
- OSOM Trichomonas Rapid Test, OSOM BVBlue Test
- Where
- United States
- Volunteers
- 519 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Volunteers, Study Focus: Blood Pressure Measures
Valid-B.Well BP25 Study
Prospective, single-center, single-arm, open, comparative, validation of a commercialized device, repeated measures accuracy study designed in accordance with the requirements of the ISO 81060-2:2018 AAMI/ESH/ISO Universal…
- Trial name
- NCT07340957
- Testing
- Blood pressure measurement
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- B.Well Swiss AG
Colon Polyp
The Colon Endoscopic Bubble Scale (CEBuS); Validation Study
Colonoscopy is currently accepted as the gold standard in screening, surveillance and prevention for colorectal cancer (CRC), and therefore, its quality is a major priority.
- Trial name
- CEBuS (NCT04378088)
- Testing
- Validation of CEBuS
- Where
- Portugal
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Portuguese Oncology Institute, Coimbra