Clinical trials: Normal Values
Healthy Adults, Pulmonary Hypertension
A Multicenter Study on the Normal Reference Range and Clinical Significance of the Right Atrioventricular Coupling Index Assessed by Artificial Intelligence-Based Three-Dimensional Echocardiography
This multicenter study aims to establish the normal reference range of the Right Atrioventricular Coupling Index (RACI) in healthy Chinese adults using AI-based 3DE technology.
- Conditions
- Healthy Adults, Pulmonary Hypertension, Tricuspid Regurgitation, Heart Failure
- Trial name
- NCT07292896
- Where
- 25 sites in China
- Volunteers
- 2,640 people, healthy volunteers welcome
- Sponsor
- First Hospital of China Medical University
Gastric Disease
Gastric Emptying: in Vivo Studies in Healthy Volunteers
The Investigators institution has used a meal consisting of mashed potato, peas and Beanfeast (soya mince) for gastric emptying studies for a number of decades.
- Trial name
- NCT02994472
- Testing
- Gastric emptying scintigraphy using 99mTc-DTPA
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Sandwell & West Birmingham Hospitals NHS Trust
Immunosenescence, Uninfected Older
Interferon Reference for Older People - REFIPA Study
The diagnosis of respiratory viral infections is mainly based on PCR tests targeting the DNA or RNA of suspected viruses, including SARS-CoV-2, RSV and influenza viruses.
- Trial name
- REFIPA (NCT07239830)
- Testing
- Uninfected older adults
- Where
- France
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Reference Values of BNP in Healthy Newborn
Normal Values of Brain Natriuretic Peptide in Healthy Newborn
Brain natriuretic peptide (BNP) is an important tool for diagnosis, risk stratification and prognosis in pediatric patients with heart failure1.
- Trial name
- NCT02574806
- Testing
- Blood sample and BNP measurement
- Volunteers
- 167 people, healthy volunteers welcome
- Sponsor
- Instituto de Cardiología y Medicina Vascular Hospital Zambrano-Hellion Tec Salud
HEALTHY
Normal Echocardiographic Parameters of Indian Population and Comparison With the ASE Reference Range
Echocardiography forms one of the most used modality in the evaluation of cardiac anatomy and functions in both patients with cardiac symptoms and in healthy individuals for occupational and research purpose.
- Trial name
- TTE IN INDIAN (NCT03308383)
- Testing
- DOING TRANSTHORACIC ECHOCARDIOGRAM
- Where
- 2 sites in India
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Post Graduate Institute of Medical Education and Research, Chandigarh
Coagulation
Thromboelastography (TEG) Reference Range Study
As part of a system wide reagent verification plan Haemoscope Corporation will be running a study to verify the reference intervals of many of the reagents.
- Trial name
- NCT01357928
- Where
- United States
- Volunteers
- 159 people, healthy volunteers welcome
- Sponsor
- Haemonetics Corporation
Peripheral Arterial Diseases
Transcutaneous Oxygen Pressure (TcPO2) Determination.
Upper limb arterial disease is a rare condition compared to lower limb arterial disease. In the lower limb, chronic limb ischemia (CLI) is characterized by an intractable pain or an ulceration present for at least 2 weeks.
- Trial name
- TcP02 (NCT05192707)
- Testing
- TcPO2 measurement on the upper limb
- Where
- France
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Hyperoxaluria
Reference Interval of Spot Urinary Oxalate to Creatinine Ratio in Children
Reference intervals (RI) of oxalate for the Pakistani population are not readily available. The values used by most labs are usually taken from the literature from studies mainly performed on Caucasian or from the manufacturer…
- Trial name
- NCT04756024
- Where
- Pakistan
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Aga Khan University
Vascular Endothelium, Microvascular Circulation
Healthy Age-dependent Reference Values for Microvascular Structure and Function
The greatest challenge in our ageing society are cardiovascular diseases such as stroke, heart attack, peripheral artery disease of the legs with non-healing wounds (ulcers), or diabetes.
- Conditions
- Vascular Endothelium, Microvascular Circulation, Arterial Stiffness, Healthy Ageing
- Trial name
- NCT04897191
- Testing
- Age
- Where
- United Kingdom
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Surrey
HIV Infections, Gonorrhea
Cellulose Sulfate (CS) Gel and HIV in Nigeria
This is a Phase 3, multi-center, randomized, placebo-controlled trial to determine the effectiveness and safety of the 6% cellulose sulfate (CS) vaginal gel for the prevention of HIV infection.
- Conditions
- HIV Infections, Gonorrhea, Chlamydia Infections
- Trial name
- NCT00120770
- Testing
- Cellulose Sulfate Vaginal Gel (Microbicide)
- Where
- 2 sites in Nigeria
- Volunteers
- 2,160 people, healthy volunteers welcome
- Sponsor
- FHI 360
Healthy Volunteers, Imaging Evaluation
Multimodal Cardiovascular and Hepatic Population Imaging
Medical imaging is increasingly important for understanding diseases, detecting them early, and personalizing treatments. New imaging techniques, which can measure processes in the body without surgery, are opening the door to a…
- Trial name
- ICONIC (NCT06906042)
- Testing
- Imaging examinations, Paramedical examinations, Medical examination
- Where
- France
- Volunteers
- 2,400 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Children, Anorectal Disorder
Normal Values for 3D High Resolution Anorectal Manometry in Children
Anorectal 3D high resolution manometry (3D HRM) is the most advanced version of manometry equipment and has been recently introduced into clinical practice.
- Trial name
- NCT02236507
- Testing
- 3D high resolution anorectal manometry
- Where
- Poland
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Medical University of Warsaw
Neonatal Disease, Altitude Hypoxia
Reference Interval for SPO2 in Neonates at High Altitudes During First 2 Hours and Umbilical Artery Blood Gas
Pulse oximetry offers real time and non-invasive estimation of arterial oxygen saturation in a cost-effective way, and has become a critical tool in guiding the usage of supplemental oxygen in sick newborns.
- Trial name
- NCT05468515
- Testing
- pulse oxygen saturation
- Where
- China
- Volunteers
- 956 people, healthy volunteers welcome
- Sponsor
- Children's Hospital of Fudan University
Healthy
A Study to Evaluate Endoflip Normal Ranges Data in Healthy Volunteers
The purpose of this research is to establish the normal range of diameter and distensibility of pylorus and the fasting and postprandial antro-pyloric motility in healthy adults.
- Trial name
- NCT04809883
- Testing
- Endoflip measurement of gastric and pyloric function
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Delayed Gastric Emptying
Reference Values for Gastric Emptying
Healthy volunteers will ingest a 13C-octaoate containing test meal and 13C in expiratory air will be followed. Normal values will be calculated data of these tests.
- Trial name
- 13C (NCT02397577)
- Testing
- Solid test meal, liquid test meal on two separate occations
- Where
- Switzerland
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Dysphagia, Oropharyngeal
Reference Values for Videofluoroscopic Measures of Swallowing
Dysphagia (swallowing impairment) is a serious health condition seen in many age-related disease and injury processes. Although videofluoroscopy (VF) is an international "gold standard" dysphagia diagnostic exam, there is a…
- Trial name
- NIA_RV (NCT05497219)
- Testing
- Videofluoroscopic Swallowing Study (VF)
- Where
- 5 sites in United States, Canada
- Volunteers
- 580 people, healthy volunteers welcome
- Sponsor
- University Health Network, Toronto
Knee Ligament Injury
Reference Values for Knee Rotational Amplitudes in a Population of Athletes
Rupture of the anterior cruciate ligament (ACL) is a frequent and disabling injury in pivot sports, leading to knee laxity and instability, reduced performance and an increased risk of early osteoarthritis.
- Trial name
- PRELAX (NCT07013019)
- Testing
- Measures of overall (internal+external) knee rotational amplitudes
- Where
- 2 sites in France
- Volunteers
- 482 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Intercommunal de Toulon La Seyne sur Mer
Soft Tissues According to the Abutment Torque, Microleakage Accordint to the Abutment Torque
Impact of Abutment Screw Torque on Marginal Bone Loss
The objective of this clinical trial is to evaluate the impact of different torque values applied during transmucosal abutment placement in dental implants on marginal bone loss and peri-implant parameters, including the…
- Conditions
- Soft Tissues According to the Abutment Torque, Microleakage Accordint to the Abutment Torque, PROMS According to the Abutment Torque, Marginal Bone Loss According to the Abutment Torque
- Trial name
- NCT07234552
- Testing
- Abutment torqued to 15 Ncm, Pilar torqued to 30 Ncm, 2 mm healing cap
- Where
- Spain
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Valencia
Copeptin Blood Values
Copeptin in Normal- to Hyperosmolar States
Kinetics of Copeptin in response to osmotic alterations in healthy volunteers
- Trial name
- NCT02647736
- Testing
- Hypertonic saline infusion
- Where
- 2 sites in Germany, Switzerland
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Aging
Power During Functional Tasks in Older Adults
The primary aim of this study is to optimize the methodology to measure lower limb power in older adults, so that clinicians are able to detect functional problems in this population earlier.
- Trial name
- NCT04019132
- Testing
- Muscle function test
- Where
- Belgium
- Volunteers
- 284 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven