Clinical trials: Variability
Cortical Excitability, Brain Stimulation
Neuroplastic Alterations of the Motor Cortex by Caffeine
Caffeine is a psychostimulant drug. It acts as a competitive antagonist at adenosine receptors, which modulate cortical excitability as well.
- Conditions
- Cortical Excitability, Brain Stimulation, Caffeine
- Trial name
- NCT04011670
- Testing
- 200 mg caffeine tablet, Non-active tablet
- Where
- Germany
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University Medical Center Goettingen
Basal Cell Carcinoma
Clinical Diagnosis of Basal Cell Carcinoma Subtype
Skin cancer is the most common cancer in Caucasians. Basal cell carcinoma (BCC) is the most frequent skin cancer with around 44.000 new tumours per year in the Netherlands, and its incidence is still rising.
- Trial name
- NCT01370824
- Testing
- Punch biopsy, Surgical excision
- Where
- 2 sites in Netherlands
- Volunteers
- 150 people
- Sponsor
- Maastricht University Medical Center
Atopic Dermatitis
Comprehensive Investigation of Heart Rate Variability as a Measure of the Autonomic Nervous System in Atopic Dermatitis
The purpose of this research is to study heart rate patterns in people with moderate to severe atopic dermatitis and how itching affects those patterns.
- Trial name
- NCT00691366
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Wake Forest University
Hypertension, Autonomic Dysfunction
Autonomic Regulation of Blood Pressure and Heart Rate During Orthostasis and Exercise in Healthy and Hypertensive Individuals
The goal of this observational study is to assess arterial stiffness and autonomic regulation of blood pressure and heart rate in healthy adults and people with arterial hypertension during orthostatic stress and graded physical…
- Conditions
- Hypertension, Autonomic Dysfunction, Orthostatic Hypotension
- Trial name
- NCT07482462
- Where
- Slovenia
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University Medical Centre Ljubljana
Type 1 Diabetes
Expanding Coverage of Continuous Subcutaneous Insulin Infusion in Pediatric Patients With Diabetes
The purpose of the study is to present evidence based literature and clinical data to the medical directors at Missouri Medicaid to help modify the existing policy regarding insulin pump therapy in pediatric patients with…
- Trial name
- NCT00829062
- Testing
- Continuous glucose glucose sensor- physician ordered
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Children's Mercy Hospital Kansas City
Electricity; Effects, Heart Arrhythmia
Transcutaneous Electrical Stimulation & Sinoatrial Node Function
Transcutaneous electrical stimulation (TES) is used in clinical practice to diagnose or treat a diverse range of medical conditions for over a century.
- Trial name
- TENS&HR (NCT05966922)
- Testing
- Transcutaneous Electrical Stimulation
- Where
- Turkey (Türkiye)
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Istanbul Physical Medicine Rehabilitation Training and Research Hospital
Kidney Transplantation
The Long-term Effect of Marine Omega-3 Fatty Acid Supplementation in Renal Transplantation
This is a long-term intervention study on the effects of marine n-3 PUFAs in renal transplantation. Our hypothesis is that patients treated with marine n-3 PUFA supplementation will have less decline in kidney transplant function…
- Trial name
- EMiRA (NCT03018041)
- Testing
- Omacor
- Where
- 6 sites in Norway
- Volunteers
- 174 people
- Sponsor
- Joe Chan
Obstructive Sleep Apnea, Sleep Apnea
Recording of Multiple Nights Using a New Contactless Device (Sleepiz One Connect) in Obstructive Sleep Apnea
The need for multiple night testing is well recognized in sleep medicine because of a considerable and relevant night-to-night variability.
- Conditions
- Obstructive Sleep Apnea, Sleep Apnea, Respiratory Tract Disease, Respiration Disorder
- Trial name
- NCT05134402
- Testing
- Sleepiz One Connect
- Where
- Switzerland
- Volunteers
- 25 people
- Sponsor
- Samuel Tschopp
Exertion; Excess
Backpack Weight Impacts
Backpacking is an increasingly popular outdoor recreational activity. The base pack weight (BPW) includes gear that is not consumed or worn on the body: shelter, sleep system, weather-proofing layers and personal gear to ensure a…
- Trial name
- NCT04249986
- Testing
- The Borg Rating of Perceived Exertion
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Anxiety, Psychological Flexibility
Comparative Effects of Four Brief Breathwork and Mindfulness Interventions on Anxiety and Psychological Flexibility: A 4-Arm RCT
This four-arm, single-blind randomized controlled trial examines the effects of four brief daily 5-minute practices over 28 days on psychological flexibility and physiological variables in Spanish-speaking adults.
- Conditions
- Anxiety, Psychological Flexibility, Stress
- Trial name
- BREATH-4 (NCT07621042)
- Testing
- Box Breathing, Cyclic Sighing, Mindfulness AH Exhalation
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Valencian International University (VIU)
Stroke, Osteopathic Medicine
Examining Relationships Between Musculoskeletal Function Measurements of Movement Efficiency and Nervous System Function After Chronic Stroke
Stroke remains the leading cause of severe disability, and survivors frequently have incomplete recovery. More than half of older survivors have impaired mobility which contributes to poorer quality-of-life (QoL) and suffering.
- Conditions
- Stroke, Osteopathic Medicine, Physical Examination, Heart Rate Variability (HRV)
- Trial name
- SOMADC-CC (NCT07737873)
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- University of California, Davis
Keratoconus
Variability of Pentacam-derived Back Elevation Measurements in Keratoconus and Cross-linked Corneas
Primary objective of this study was to assess the intrasession, intersession and interobserver variability of the Pentacam-derived posterior corneal elevation measurements in keratoconus eyes and eyes that underwent Corneal…
- Trial name
- NCT01471873
- Testing
- Corneal Collagen Cross-linking (CXL)
- Where
- Greece
- Volunteers
- 67 people
- Sponsor
- Democritus University of Thrace
Long Covid19, Autonomic Dysfunction
Autonomic Nervous System Affection Due to Post Covid Syndrome
Post-Covid syndrome is defined as symptoms that develop in addition to respiratory symptoms in individuals who have had Covid-19 infection for more than 12 weeks.
- Trial name
- NCT05502094
- Testing
- Heart Rate Variability Measurement
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Bahçeşehir University
Well-Being, Psychological, Work Injury
Eastern Principles Acceptance and Commitment Therapy For Injury Prevention Among Nurses and Nursing Aides
This clinical trial will evaluate the effectivness of an Eastern Principles Acceptance and Commitment Therapy intervention (EPACT) relative to an estabished traditional Western-based Acceptance and Commitment Therapy intervention…
- Conditions
- Well-Being, Psychological, Work Injury, Musculoskeletal Pain, High Frequency Heart Rate Variability
- Trial name
- NCT06813495
- Testing
- Eastern Principles Acceptance and Commitment Therapy for Nurses and Nursing Aids (EPACT NNA), Acceptance and Commitment Therapy for Nurses and Nursing Aids (ACT NNA)
- Where
- United States
- Volunteers
- 255 people
- Sponsor
- Bowling Green State University
Obesity, Metabolic Syndrome
Feasibility Trial of Functional Clothing, Moderate Exercise, and Health Information for Stress Reduction and Behavior Change in Okinawa
This study is a pilot randomized trial conducted in Yomitan Village, Okinawa, Japan. The purpose is to evaluate whether three simple, low-cost interventions can help reduce stress and support healthy behavior change in…
- Conditions
- Obesity, Metabolic Syndrome, Stress, Psychological
- Trial name
- Y-RELIVE (NCT07204483)
- Testing
- Educational Leaflet, Functional Shirt (Relive brand), Exercise Manual
- Where
- Japan
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Shinyu Kise
Healthy
Heart Rate Variability Augmentation With RR2 Neuromodulation Device
Brief Summary: A randomized double-blinded, sham-controlled, crossover study Condition or Disease: impaired autonomic balance measured by heart rate variability
- Trial name
- NCT03771794
- Testing
- ReguRate neurostimulation
- Where
- 2 sites in Israel
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Hillel Yaffe Medical Center
Cardiogenic Shock,, With ECMO or IABP Support,
The Analysis of Heart Rate Variability With 24hrs Holter ECG and Serum Cardiac Fibrosis Markers in Critical Illness Patients Who Are With Cardiogenic Shock, With ECMO or IABP Support, or With APACH II Score >25)
The study is to show the prognostic factor of HRV parameter and cardiac fibrosis markers in critical illness patients
- Conditions
- Cardiogenic Shock,, With ECMO or IABP Support,, With APACH II Score >25)
- Trial name
- NCT01993745
- Where
- Taiwan
- Volunteers
- 106 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Pelvic Anatomy, Retroperitoneum
Systematic Anatomical Description of the Female Pelvic Retroperitoneum in Cadavers
This observational descriptive cadaveric study aims to describe the main anatomical relationships of the female pelvic retroperitoneum using standardized anatomical dissection.
- Conditions
- Pelvic Anatomy, Retroperitoneum, Cadaveric Study, Surgical Anatomy
- Trial name
- RETRO-PELVIS (NCT07522931)
- Testing
- Anatomical Dissection
- Where
- 2 sites in Spain
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hospital Universitari de Bellvitge
Diabetes Melletus, Gastrointestinal Cancers
Impact of Glycemic Variability on People With Gastrointestinal Cancer and Diabetes After Surgery
In study phase 1, the investigators will prospectively examine the factors related to post-operative glycemic variability and its effect on outcomes in people with both DM and GI cancer after surgery.
- Trial name
- NCT07180251
- Testing
- CARE program, Usual Care
- Where
- Taiwan
- Volunteers
- 260 people
- Sponsor
- National Taiwan University Hospital
Type 2 Diabetes, A1C Variability
Is Carotid Intima-media Thickness Affected by A1C Variability?
This study was conducted to evaluate the effect of A1C variability on the progression of carotid artery intima-media thickness in type 2 diabetic patients.
- Trial name
- NCT00842972
- Sponsor
- Yonsei University
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