Clinical trials: Reference Values
Newborn Genitalia
Genitalia and Androgen in New Born Girls
Normal values for female external genitalia size at birth, particularly clitoris and blood level of androgens are not well known.
- Trial name
- VOGE (NCT02826278)
- Testing
- External genitalia measurements in female newborns
- Where
- France
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Cerebral Blood Flow
Cerebral Blood Flow Using Transfontanelle Ultrasound
We planned to evaluate cerebral blood flow and its association with age, blood pressure, and end tidal carbon dioxide in small pediatric using transfontanelle ultrasound during general anesthesia.
- Trial name
- NCT04070339
- Testing
- transfontanelle ultrasound
- Where
- South Korea
- Volunteers
- 200 people
- Sponsor
- Seoul National University Hospital
Liver Stiffness, Spleen Stiffness
Normal Pediatric Liver and Spleen SWE
This observational study aims to determine normal liver and spleen stiffness values in healthy children using shear wave elastography (SWE).
- Conditions
- Liver Stiffness, Spleen Stiffness, Shear Wave Elastography in Healthy Children, Normal Organ Elasticity
- Trial name
- SWE (NCT06930066)
- Where
- Turkey (Türkiye)
- Volunteers
- 434 people, healthy volunteers welcome
- Sponsor
- Selcuk University
Dehydration
Reference Values and Determinants of Hydration in Children 3-13 y
Purpose: 1. Develop reference values for hydration biomarkers for children of 3 to 13 years old 2. Explore the association between children's and parents' hydration markers and fluid intake habits in children aged 3-13 y 3.
- Trial name
- HYBISKUS (NCT02937038)
- Where
- United States
- Volunteers
- 1,454 people, healthy volunteers welcome
- Sponsor
- Arizona State University
POX Range of Healthy Newborns at Different Altitudes, POX Threshold for Screening Major CHD in Neonates
POX Range and the Threshold for Screening Major CHD in Neonates at Different Altitudes
major CHD (Congenital Heart Disease) screening by POX (pulse oximetry) in sea-level areas is not fit for low, medium and high altitude areas, but the normal range of pulse oximetry at different altitude areas has not been studied…
- Trial name
- NCT04238104
- Testing
- no intervention
- Where
- 8 sites in China
- Volunteers
- 2,200 people
- Sponsor
- Children's Hospital of Fudan University
Thyroid, Reference Values
Gestational Age Specific Thyroid Function Reference Range
It has been well accepted that maternal thyroid dysfunction has adverse affects on both mothers and fetuses. However, the dramatical changes during pregnancy make the interpretation of thyroid function test (TFT, i.e.
- Conditions
- Thyroid, Reference Values, Pregnancy
- Trial name
- NCT03663517
- Volunteers
- 599 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Left Ventricular Function Good
Left Atrial Volume and Function in Children Assessed by Echo 3DRT: Reference Values for Normal Children
The investigators study is trying to find the normal value to left atrial volume and left atrial function in healthy children by tridimensional real time echocardiography avaluation.
- Trial name
- NCT01481415
- Where
- 2 sites in Brazil
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- Hospital Israelita Albert Einstein
Critical Illness Polyneuromyopathy
Reference Values for Compound Muscle Action Potential Amplitude Obtained by Direct Muscle Stimulation
Direct muscle stimulation (DMS) method is one of the electrodiagnostic methods used in the diagnosis of critical illness myopathy (CIM) and critical illness neuropathy (CIN).
- Trial name
- NCT04227548
- Testing
- needle electromyography
- Where
- Turkey (Türkiye)
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Adana City Training and Research Hospital
Gastroparesis
Establishing a Pediatric Reference Range for the 13C-Spirulina Gastric Emptying Breath Test (GEBT)
The goal of this clinical trial is to define the normal response to the 13C-Spirulina Gastric Emptying Breath Test (GEBT) in children, so that we can use this test to help diagnose children that are suspected of having a…
- Trial name
- NCT06004596
- Testing
- 13C-Spirulina Gastric Emptying Breath Test (GEBT), 13C-Spirulina Gastric Emptying Breath Test (GEBT) - repeat
- Where
- 3 sites in United States
- Volunteers
- 182 people, healthy volunteers welcome
- Sponsor
- Cairn Diagnostics
Healthy Subjects, Chronic Obstructive Pulmonary Disease
Multicenter Study of Impulse Oscillometry in Chinese
The purpose of this study is to establish the reference values of impulse oscillometry (IOS) in healthy Chinese, and compare the indices of IOS in patients with lung disease, such as chronic obstructive pulmonary disease (COPD)…
- Conditions
- Healthy Subjects, Chronic Obstructive Pulmonary Disease, Asthma, Interstitial Lung Disease
- Trial name
- NCT03467880
- Testing
- Clinical Observation
- Where
- 2 sites in China
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Guangzhou Institute of Respiratory Disease
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
Brain Health
Development of a Reference Interval Database With the NeuroCatch™ Platform
The NeuroCatch Platform™, an investigational medical device system developed by NeuroCatch Inc., consists of software and hardware that captures brain health information.
- Trial name
- NCT03835962
- Testing
- NeuroCatch™ Platform
- Where
- Canada
- Volunteers
- 135 people, healthy volunteers welcome
- Sponsor
- NeuroCatch Inc.
Clotting and Bleeding Disorders, Child Development
Determination of ClotPro Paediatric Reference Range Study
A new thromboelastometry analyser (ClotPro, Enicor GmbH, Munich, Germany) with improved technology was developed. This device has an improved new-generation viscoelastometric testing technique and enables the detection and…
- Conditions
- Clotting and Bleeding Disorders, Child Development, Infant Development, Coagulopathy
- Trial name
- NCT04190615
- Testing
- thromboelastometry test (TEM test)
- Where
- Slovakia
- Volunteers
- 322 people, healthy volunteers welcome
- Sponsor
- National Institute of Children's Diseases, Slovakia
Healthy
Sublingual Microcirculation in Healthy Children Using the SDF Imaging Method
The main goal of the study is to determine the physiological parameters of sublingual microcirculation in children in different age categories using Sidestream Dark-Field Imaging Method.
- Trial name
- NCT05324228
- Where
- Czechia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Vlasta Krausová
Healthy, Obese
Reference Values of Aerobic Fitness in the Contemporary Paediatric Population
In most pediatric medical conditions, tremendous progress in pediatrics has significantly improved the overall prognosis and transferred the mortality from childhood to adulthood.
- Trial name
- SAIN&NORMES (NCT04876209)
- Where
- France
- Volunteers
- 950 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Lung Diseases
Paediatric and Adult African Spirometry II
Pulmonary function testing is the most widely used tool for the diagnosis, severity assessment, management, risk factor categorization and follow-up of individuals with chronic lung disease.
- Trial name
- PAASII (NCT03038698)
- Where
- South Africa
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- University of KwaZulu
Echocardiography of Newborns
Study on the Geometric Parameters and Hemodynamic Reference Range of Neonatal Heart.
Perform bedside echocardiography on neonates (term and preterm infants) who were admitted to our neonatal department within 24 hours of birth, and establish a geometric reference range of neonatal cardiac ultrasound and explore…
- Trial name
- NCT04307043
- Where
- China
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
Healthy Subjects
DxH520 Pediatric Reference Interval Verification
Results from this study will be used to verify that the published pediatric reference intervals are met on the DxH 520 Hematology Analyzer for the pediatric age ranges.
- Trial name
- NCT03243266
- Testing
- CBC/Diff Reference Interval
- Where
- 2 sites in Canada
- Volunteers
- 290 people, healthy volunteers welcome
- Sponsor
- Beckman Coulter, Inc.
Thoracic Surgery, Cardiac Surgery
Comparison of Two Potassium Targets Within the Normal Range in Intensive Care Patients
Rationale: It is well known that distinctly abnormal blood potassium values can cause serious complications such as cardiac arrhythmias.
- Conditions
- Thoracic Surgery, Cardiac Surgery, Critically Ill
- Trial name
- GRIP-COMPASS (NCT01085071)
- Testing
- Potassium Chloride
- Where
- Netherlands
- Volunteers
- 1,225 people
- Sponsor
- University Medical Center Groningen
Pediatric ALL, Healthy
QPlus Pediatric Reference Interval
Evaluation of coagulation results reported by the Qplus Quantra System to determine pediatric reference range intervals.
- Trial name
- NCT05645133
- Testing
- Diagnostic Test
- Where
- United States
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- HemoSonics LLC