Clinical trials: Variability
Pain Management
LASER Effects Blood Flow
This study investigate the potential impact of low power laser (LPL), an non-invasive physical therapy, on the cardiovascular system by focusing on its effect on heart rate and autonomic tone.
- Trial name
- LASERBF (NCT07369843)
- Testing
- physical therapy (low power LASER)
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Saint Paul's Hospital, Congregation Of The Sisters Of Saint Paul De Chartres
Pectus Excavatum, Autonomic Dysfunction
Autonomic Dysfunction in Patients With Pectus Excavatum.
Investigators conducted a pilot study to to evaluate the autonomic function in participants with pectus excavatum before and after Nuss surgery.
- Conditions
- Pectus Excavatum, Autonomic Dysfunction, Surgery
- Trial name
- ADPE (NCT03346876)
- Testing
- Nuss surgery
- Where
- Taiwan
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Taipei Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation
Cryotherapy Effect
The Effects of Cold Water Immersion With Different Dosages (Duration and Temperature Variations) on Heart Rate Variability Post-exercise Recovery
The aim of the present study was to investigate the effects of cold water immersion (CWI) during post-exercise recovery with different durations and temperatures on heart rate variability (HRV) indices.
- Trial name
- NCT02499640
- Testing
- immersion cold water
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Paulista University
Atopic Dermatitis
Atopic Dermatitis Research Network (ADRN) Influenza Vaccine Pilot
A new flu vaccine which is injected into the skin instead of into the muscle has recently been approved by the Food and Drug Administration for vaccination of the general population including patients with atopic dermatitis (AD).
- Trial name
- NCT01518478
- Testing
- Fluzone® Intradermal (Sanofi Pasteur Inc.)
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Asthma, Obesity
Study of the Physiology of the Asthma of the Obese Subjects. Breathing Obesity Asthma Study (BOA)
Asthma is more frequent in obese women, but the mechanisms underlying the causes of this increased frequency are unknown and are different from usual asthma pathophysiology (associated with allergy).
- Trial name
- BOA (NCT00577733)
- Where
- France
- Volunteers
- 204 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Anxiety, Cognitive Deficit
Evaluating the Efficacy of Cranial Electrotherapy Stimulation in Mitigating Anxiety-induced Cognitive Deficits
This study investigates the potential of cranial electrotherapy stimulation to mitigate anxiety induced cognitive deficits
- Trial name
- NCT04961112
- Testing
- Cranial Electrotherapy Stimulation
- Where
- United States
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- Tufts University
Sadness
Psychophysiological Effects of Music
This study employed a repeated measure between-subjects design. Two groups (i.e., depressed group and non-depressed group) of participants were recruited.
- Trial name
- NCT06516666
- Testing
- Music
- Where
- China
- Volunteers
- 149 people, healthy volunteers welcome
- Sponsor
- Zhejiang University
Psychological Distress, Well-Being, Psychological
Heart Rate Variability Biofeedback in Security Forces
This exploratory study evaluates the effectiveness of a 12-session Heart Rate Variability Biofeedback (HRV-BFB) protocol in reducing distress and burnout while promoting psychological well-being among Portuguese National…
- Conditions
- Psychological Distress, Well-Being, Psychological, Burnout
- Trial name
- GNR-HRVB (NCT07386951)
- Testing
- Heart Rate Variability Biofeedback (HRV-BFB) Training
- Where
- Portugal
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Egas Moniz - Cooperativa de Ensino Superior, CRL
Heart Failure
Necklace-Shaped Sensor for Non-Invasive Monitoring of Stroke Volume and Cardiac Output
Study will compare measurements made with Necklace device for stroke volume/cardiac output with values from a FDA-approved reference device. The gold standard that will be used is Cardiac MRI.
- Trial name
- NCT02719301
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- Baxter Healthcare Corporation
Individuality, Healthy Subjects
Milieu Intérieur Collection - Genetic & Environmental Determinants Of Immune Phenotype Variance
The purpose of this study is to assess the determinants of immunologic variance within the general healthy population.
- Trial name
- MI (NCT03905993)
- Volunteers
- 956 people, healthy volunteers welcome
- Sponsor
- Institut Pasteur
Hypotension,Controlled
Correlation Analysis of the Effects of Management Pressure Goals and Control Volume Goals in Patients in Spinal Surgery
The investigators study 160 patients undergoing spinal surgery.Participants will be randomly divided into study group and control group.The study group will receive controlled hypotension by nitroglycerin and be divided into 3…
- Trial name
- NCT03917004
- Testing
- Nitroglycerin
- Where
- China
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Liang Bing
Autonomic Dysfunction
PD2i Analysis of Heart Rate Variability in Competitive Sports
This is a double blind observational analysis of changes in heart rate variability using PD2i analyser in competitive athletes during strenuous exercise and competition.
- Trial name
- PACA (NCT01249248)
- Testing
- PD2i Analyzer
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Mississippi Medical Center
Healthy
Genetic Response to Warfarin in Healthy Subjects
The purpose of this study is to determine the importance of genetic differences on individuals' response to warfarin in a group of healthy subjects.
- Trial name
- NCT01520402
- Testing
- Warfarin
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Icahn School of Medicine at Mount Sinai
Obstructive Sleep Apnea
Study to Assess the Changes in Blood Clotting Factors and Blood Vessel Wall Function in Obstructive Sleep Apnea
Obstructive sleep apnea is a condition in which people have decreased breathing during their sleep. Untreated sleep apnea has been linked to increased risk for cardiovascular diseases.
- Trial name
- NCT00936481
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Pain
Changes in Heart Rate in Response to Heat Pressure and Neural Stimulation
Pain, a subjective sensation, has been increasingly studied, as it has been recognized as an important factor in patients' recovery and quality of life. Pain is charted today as one of the vital signs.
- Trial name
- NCT00678665
- Where
- Israel
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Soroka University Medical Center
Mental Fatigue, Emergency Paramedics' Fatigue
The Reliability Assessment of Emergency Paramedics' Fatigue Using Automated Pupillometry
Due to the limitations of current approaches to assess emergency paramedics' fatigue, a portable, quick, easy, and objective technique is required to be developed.
- Trial name
- NCT04954430
- Testing
- pupillometer
- Where
- China
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Fragility
Investigation of a Link Between Heart Rate Variability and Frailty in Geriatric Patients
The aim of this study is the evaluation of differences in heart rate variability (both time- and frequency-domain) [a]: between frail and non-frail patients and [b] at the beginning and end of a geriatric therapy which included…
- Trial name
- NCT03585985
- Testing
- Standard patient monitor, Photoplethysmographie-Imaging (PPGI) + Infrared thermography (IRT)
- Where
- Germany
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- RWTH Aachen University
Visual Perception
Studying the Effects of Natural Visual Scene Changes on Typical Adult Visual Perception
The natural visual environment is complex and rich with different stimuli and features. The visual system must constantly extract behaviorally relevant visual information from an abundance of irrelevant information in the visual…
- Trial name
- NCT05004649
- Testing
- Psychophysical task
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Respiration Disorders
Normal Variability of Tidal Breathing Flow-volume Curves During Sleep in Healthy Children
The study includes a comprehensive health examination with focus on respiratory health and the TBFV recordings using impedance pneumography (Ventica®) during sleep at night in healthy children.
- Trial name
- NCT03785847
- Testing
- Ventica
- Where
- Finland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Tampere University Hospital
Stress
Effect of Elite Soccer Training on Routine Laboratory Parameters
Repeated blood sampling within a regular soccer season of German first league clubs shall serve to define soccer-specific reference values for routine parameters determined from venous blood.
- Trial name
- SOCCERLAB (NCT00946855)
- Where
- Germany
- Volunteers
- 467 people, healthy volunteers welcome
- Sponsor
- Universität des Saarlandes