Clinical trials: Alpha Amylase
Sleep Apnea, Sleep Disordered Breathing
Sleepiness and the Effects of CPAP on Salivary Cortisol and Alpha-Amylase Levels in Patients With Sleep Apnea
Patients with Obstructive Sleep Apnea Syndrome (OSAS) will evidence higher levels of salivary cortisol and alpha-amylase levels prior to use of placebo and continuous positive airway pressure (CPAP) and will evidence a decrease…
- Trial name
- NCT01196117
- Testing
- 14 days of CPAP therapy
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- Medical College of Wisconsin
Acute Stress Response During Orthodontic Mini-screw Placement
Effects of Music Therapy on Stress During Orthodontic Mini-screw Placement
This randomized clinical trial evaluated acute stress responses during orthodontic mini-screw placement and whether listening to music during the procedure influenced these responses.
- Trial name
- NCT07793669
- Testing
- Music Listening Intervention
- Where
- Turkey (Türkiye)
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Himmet YILDIRIM
Psychological Stress
Stress, Sex, and the Generalization of Fear
The impact of well-known risk factors for such disorders (stress, biological sex, anxiety-related dispositions) on fear generalization will be examined.
- Trial name
- NCT03786952
- Testing
- Stress immediately before learning in males, Stress 30 minutes before learning in males, Stress immediately before learning in females
- Where
- United States
- Volunteers
- 606 people, healthy volunteers welcome
- Sponsor
- Ohio Northern University
Gag Reflex
The Effect of Earplugs on Gag Reflex and Patient Comfort in Root Canal Treatment
This study evaluated whether wearing an earplug during root canal treatment reduces the gag reflex and the stress it causes. Forty adults who had a severe or very severe gag reflex were randomly divided into two groups.
- Trial name
- NCT07493200
- Testing
- Custom-Made Silicone Earplug
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Beyhan Başkan
Hyperglycemia, Postprandial, Healthy
Effects of Enriched Fruit Juice on Blood Glucose Levels After a Meal in Healthy Subjects
Results from a large number of studies in humans have shown that diets rich in foods that give lower glucose response bring lower risk of type 2 diabetes.
- Trial name
- PolyGlucHeal (NCT03255876)
- Testing
- Enriched pomegranate juice
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Leeds
Stress
Evaluation Of Stress Levels Of Pediatric Dentist Performing Dental Treatment In The Operating Room
This study will measure the stress levels of pediatric dentists performing dental treatments under deep sedation and general anesthesia.
- Trial name
- NCT07541508
- Where
- Turkey (Türkiye)
- Volunteers
- 3 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Stress, Psychological, Stress, Physiological
Tailored Ecological Momentary Music Intervention for Stress Reduction
Ethnic discrimination is associated with mental and physical health impairments. In view of the negative impact of discrimination on health, it is of great importance to investigate interventions to counteract these negative…
- Conditions
- Stress, Psychological, Stress, Physiological, Discrimination, Racial
- Trial name
- NCT05829031
- Testing
- Targeted music listening
- Where
- Austria
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- University of Vienna
Dental Caries
Impact of Atraumatic Restorative Treatment and Oral Health Promotion on Psychological and Salivary Aspects of Children
This study evaluated the impact of atraumatic restorative treatment associated with oral health educational strategy on dental anxiety, oral health-related quality of life and salivary biochemical and microbiological…
- Trial name
- NCT03100773
- Testing
- Oral health educational strategy, Atraumatic Restorative Treatment
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- University of Campinas, Brazil
Depression, Couples (Persons)
Social Interaction and Compassion in Depression
The purpose of this study is to determine how a CBCT® (Cognitively Based Compassion-Training) for couples affect aspects of health and especially social interactions in depressed female patients and their romantic partners.
- Trial name
- SIDE (NCT03080025)
- Testing
- CBCT® (Cognitively Based Compassion-Training)
- Where
- Germany
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Heidelberg University
Pregnancy and Medically Assisted Reproduction
Antenatal Stress and Infants In MAR
The goal of this observational longitudinal study is to examine the association between prenatal psychological and biological stress and neonatal health outcomes in couples who conceived through medically assisted reproduction.
- Trial name
- SARA (NCT07408453)
- Testing
- Diagnostic procedures
- Where
- Italy
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- IRCCS Eugenio Medea
Post Traumatic Stress Disorder
Hair Cortisol Level as a Predictor of PTSD Development
Post-traumatic stress disorder, PTSD, is one of the most prevalent psychiatric disorders. As casualties of motor vehicle accidents, criminal acts or terrorism are arriving to the ER, it is almost impossible to conclude who will…
- Trial name
- NCT01804426
- Where
- Israel
- Volunteers
- healthy volunteers welcome
- Sponsor
- Shalvata Mental Health Center
Cancer
Emotion Regulation and Pain in Children With Cancer
This study tested the effects of emotion regulation strategies (reappraisal, reassurance, and empathy) on pain responses in children with cancer.
- Trial name
- NCT03133507
- Testing
- Reapprasial Condition, Reassurance Condition, Distraction Condition
- Volunteers
- 73 people
- Sponsor
- University of California, Irvine
Salivary Cortisol, Salivary Alpha Amylase
Evaluating the Effects of Psychological Stress on Salivary Biomarkers in Pediatric Patients Visiting Pediatric and General Dental Clinic
the goal of this study is to test the effect of psychological stress on pediatric patients visiting specialized and general dental clinic by measure salivary cortisol and salivary alpha amylase and by use children fear survey…
- Trial name
- NCT06917976
- Testing
- to compare the effect of environment and attitude of dentist in children visiting specialized pediatric dental clinic and general dental clinic .
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Al-Mustansiriyah University
Salivary Alpha-amylase, Delirium
Perioperative Salivary Alpha-amylase as a Predictor of Delirium After Lower Extremity Vascular Bypass Surgery
The aim of this study is to evaluate the role of salivary Alpha-amylase as a predictor biomarker of POD in elderly patients undergoing limb bypass surgery.
- Conditions
- Salivary Alpha-amylase, Delirium, Lower Extremity, Vascular Bypass Surgery
- Trial name
- NCT06242275
- Testing
- Salivary Alpha-amylase
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Tanta University
Dental Anxiety, Dental Fear
Comparing Augmented Reality and Virtual Reality Glasses to Help Children Feel Less Pain and Anxiety During Local Anesthesia
The goal of this clinical trial is to learn if audio-visual method of distraction is useful to control the pain and fear associated with dental treatment in children.
- Conditions
- Dental Anxiety, Dental Fear, Dental Fear and Anxiety
- Trial name
- NCT07060170
- Testing
- Augmented Reality Glasses, Virtual Reality Glasses
- Where
- Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Riham Abbas
Dental Anxiety, Dental Fear
The Effect of Conscious Sedation on Acute Stress
The specific aims of the present study were to evaluate sAA responses to impacted third molar extractions at different time points in the patients under conscious sedation with local anesthesia and to examine the relationship…
- Conditions
- Dental Anxiety, Dental Fear, Tooth Extraction Status Nos
- Trial name
- NCT04207515
- Testing
- Procedures of wisdom tooth removal surgery under conscious sedation, Procedures of wisdom tooth removal surgery under local anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Beykent
Sepsis
The Role of Salivary Alpha Amylase in Sepsis
Critical illness may be induced by different underlying life-threatening diseases, such as infection, sepsis, trauma, respiratory insufficiency or hypoxia and severe neurological status.
- Trial name
- NCT04549740
- Testing
- salivary alpha amylase level measurement
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Tanta University
Dental Biofilm Accumulation
RCT: Enzyme Blend Toothpaste on Dental Biofilm Plaque Accumulation
The aim of the study is to investigate whether brushing twice a day with a toothpaste (Biofresh Clean) containing a blend of alpha-amylase and gluco-amylase improves oral health outcomes over a 14-day period.
- Trial name
- NCT07079683
- Testing
- Toothpaste Product
- Where
- United States
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Novozymes A/S
Stress, Signs and Symptoms, Digestive
The Acute Effect of Coffee Consumption on Stomach, Self-reported Gastrointestinal Symptoms and Stress.
This study investigated the acute effect of the consumption of four different kinds of coffee (hot and cold instant coffee, cold espresso and hot filter coffee) with the same caffeine content on salivary gastrin, cortisol and…
- Conditions
- Stress, Signs and Symptoms, Digestive, Blood Pressure, Increased Secretion of Gastrin
- Trial name
- NCT02253628
- Testing
- Cold espresso, Hot instant coffee, Cold instant coffee
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Agricultural University of Athens
Major Depressive Episode
Stress Systems and Psychotherapy in Depression
Dysregulation of the hypothalamus-pituitary-adrenal (HPA) axis as well as maladaptive activation of the autonomic nervous system (ANS) are discussed as relevant factors in the development of a major depressive episode and as a…
- Trial name
- Bio-COPE (NCT03752853)
- Testing
- internet-based intervention for mild to moderate depression
- Where
- Germany
- Volunteers
- 42 people
- Sponsor
- Freie Universität Berlin