Clinical trials: Normal Values
Mechanical Ventilation Complication, Pediatric ALL
Measuring Thickness of the Normal Diaphragm in Children Via Ultrasound.
Critically ill children treated with invasive mechanical ventilation (iMV) in a paediatric intensive care unit (PICU) may suffer from complications leading to prolonged duration of ventilation and PICU stay.
- Conditions
- Mechanical Ventilation Complication, Pediatric ALL, Intensive Care Unit Acquired Weakness
- Trial name
- NCT04589910
- Testing
- diaphragm thickness and thickening fraction
- Where
- Netherlands
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Erasmus Medical Center
Focus Health Pregancy Women
Establish the Referenc Range of Antiphospholipid Antibody in Healthy Preganany Women
The study is aim to establish 95th and 99th percentile for healthy pregancy women for antiphospholipid antibodies(aPLs), such as aCL IgG/M/A, B2GP1 IgG/M/A, aPS/PT IgG/M.
- Trial name
- NCT05883189
- Testing
- Draw blood
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
Systemic Lupus Erythematosus
The Predictive and Prognostic Values of the Fibrinogen to Albumin Ratio and C-reactive Protien to Albumin Ratio in Systemic Lupus Erythematosus Patients
The aim of the study was to study the predictive value of FAR and CAR in order to provide a new predictive biomarkers for the disease activity and prognosis.
- Trial name
- NCT06404723
- Testing
- Fibrinogen to albumin Ratio and C-reactive to Albumin Ratio
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Sohag University
Malnutrition
The Nutritional Health for the Elderly Reference Centre Study (NHERC Study)
Elderly are at greater risk of dietary insufficiency due to age-related increases in nutrient requirements concomitant with a reduction in energy requirements, decreases in appetite and energy intake.
- Trial name
- NHERC (NCT03240952)
- Where
- 4 sites in Singapore
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Abbott Nutrition
Assessment of Normal Values of Esophagogastric Junction (EGJ) Distensibility in Healthy Volunteers
To assess normal values of EGJ distensibility in healthy volunteers.
- Trial name
- NCT01956877
- Where
- Netherlands
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Salivary Immunity
Salivary Immunoglobulin A (sIgA) Normal Range Study
Salivary Immunoglobulin A (sIgA) is a marker of immune system activity. Typically, sIgA is determined by an ELISA test in which samples have to be sent to a specialized laboratory for testing.
- Trial name
- sIgA (NCT06248788)
- Testing
- PoC Device
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- 4Life Research, LLC
Healthy
PT/INR Reference Interval IN Healthy Volunteers
This is a prospective, single-center study in healthy volunteers to establish a PT/INR reference interval for the Microvisk International Normalized Ratio (INR) Test System.
- Trial name
- REF01 (NCT02319109)
- Where
- United States
- Volunteers
- 154 people, healthy volunteers welcome
- Sponsor
- Microvisk Technologies Ltd
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
Healthy
Normal Values for Esophageal High Resolution Manometry in an Advanced Protocol Including Liquid Swallows and a Solid Test Meal
Normal values for measurements of high resolution manometry in a protocol which includes isolated liquid swallows in upright and recumbent position, free drinking of water, a solid test meal and a postprandial observational…
- Trial name
- Rice (NCT02407938)
- Testing
- Rice meal
- Where
- Switzerland
- Volunteers
- 73 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Exercise Tolerance
Reference Values for the Six-minute Pegboard and Ring Test in Healthy Adults in Turkey
Supported or unsupported arm activities are widely used in all activities of daily living. 6 PBRT is a valid, reliable, useful, practical and easy-to-apply test that evaluates unassisted arm endurance in patients with COPD…
- Trial name
- NCT06010459
- Where
- Turkey (Türkiye)
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Ulaş Ar
Breast Cancer
The Relationship Between the Differences in Blood Cytokine Values in Breast Cancers.
While classification of malignant breast tumors has traditionally been made according to their histological appearance, nowadays some subtypes have been defined according to their molecular features.
- Trial name
- NCT04540224
- Testing
- Flow-Cytometric analysis
- Where
- Turkey (Türkiye)
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Istanbul Training and Research Hospital
GERD (Gastroesophageal Reflux Disease)
Normal Values of Ambulatory 24-hour Oesophageal pH-impedance Monitoring in an Indian Cohort of Participants
This study aims to determine normal 24-hour pH-impedance monitoring values, including acid exposure time (AET), in healthy Indian adults. It will help improve GERD diagnosis in India by providing population-specific data.
- Trial name
- NCT06928350
- Where
- India
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Asian Institute of Gastroenterology, India
Coordination Disorder, Developmental
Normative Reference Values of Equilibrium Coordination Test Among Children
A cross-sectional study will be conducted recruiting children of age group 8-15 years. Pilot study has been conducted for the determination of the sample size.
- Trial name
- NCT05159297
- Testing
- Reference values
- Where
- India
- Volunteers
- 1,104 people, healthy volunteers welcome
- Sponsor
- Asir John Samuel
Healthy, Adults
RF Based QIMT & QAS Study on Chinese Adults
This study intends to establish the normal reference values of carotid artery intima-media thickness and vascular elasticity of Chinese adults based on ultrasound radio frequency technology through a multi-center large-sample…
- Conditions
- Healthy, Adults, Carotid Intima-media Thickness, Vascular Stiffness
- Trial name
- NCT04881292
- Where
- 34 sites in China
- Volunteers
- 3,500 people, healthy volunteers welcome
- Sponsor
- Tang-Du Hospital
Portion Size
Using the Norm Range to Predict the Effect of Food Portion Size Reductions on Compensation Over 5 Days
Reducing food portion size is a potential strategy to reduce energy intake. However it is unclear at what point consumers compensate for reductions in portion size by increasing energy intake from other items.
- Trial name
- NCT03811210
- Testing
- portion size
- Where
- United Kingdom
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- University of Liverpool
Dual-task, Functional Test
Reference Values of Different Functional Tests With or Without Cognitive Dual-task in Young Adults
In this study, reference values for the five basic functional tests that are commonly used, with and without the addition of dual-task activity, will be determined.
- Trial name
- NCT05373160
- Testing
- Assessment study
- Where
- Turkey (Türkiye)
- Volunteers
- 107 people, healthy volunteers welcome
- Sponsor
- Istanbul Bilgi University
Contraceptive Usage
A Prospective Observational Study of the Performance of Zarin in Kenya
This will be a non-comparative prospective observational study of women using Zarin as a primary method of contraception in Kenya.
- Trial name
- NCT01334190
- Where
- Kenya
- Volunteers
- 602 people, healthy volunteers welcome
- Sponsor
- FHI 360
Pulse Oximetry Plethymographic Waveform, Area Under Curve
The Normal Reference Values of Pulse Oximetry Plethymographic Waveform Parameters
The purpose of this study is to determine the normal reference values of pulse oximetry plethymographic waveform parameters in Chinese population.
- Conditions
- Pulse Oximetry Plethymographic Waveform, Area Under Curve, Amplitude
- Trial name
- NCT02292420
- Where
- China
- Volunteers
- 1,019 people, healthy volunteers welcome
- Sponsor
- Peking Union Medical College Hospital
Thyroid Volume, Thyroid Ultrasound
Ultrasound Measurement of Thyroid Volume in Term Newborns
First, to date, no data are available on the thyroid volume of full-term newborns in Italy, making it essential to conduct studies to establish reference values for normality.
- Conditions
- Thyroid Volume, Thyroid Ultrasound, Congenital Hypothyroidism, Healthy Newborns
- Trial name
- NEOTIR (NCT07579988)
- Testing
- Thyroid ultrasound
- Where
- Italy
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- IRCCS Ospedale San Raffaele
Sleep Apnea
Normal Polysomnography Values in Healthy Children and Adolescents in China
The study is designed to investigate normal polysomnographic respiratory values of Chinese healthy children and adolescents. By collecting the polysomnography (PSG) data and parameters of respiratory and sleep architecture，we…
- Trial name
- PSGNV (NCT02761902)
- Where
- China
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Beijing Children's Hospital