Clinical trials: Pulmonary Function Test
Asthma, Vitamin D Deficiency
A Study to Investigate the Effect of Vitamin D3 Supplementation on Asthma Symptoms in Adults With Asthma (VITDAS)
Asthma is a disease characterised by chronic inflammation of the airways leading to symptoms including periods of shortness of breath, wheezing and a tight chest due to airway narrowing in affected patients.
- Conditions
- Asthma, Vitamin D Deficiency, Nutritional Deficiency, Inflammation
- Trial name
- VITDAS (NCT04117581)
- Testing
- Vitamin D3
- Where
- United Kingdom
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Chester
Healthy Volunteers
Comparison of the Effect of Different Inspiratory Loads on Diaphragmatic Function in Healthy Individuals
This pilot study aims to evaluate how the diaphragm responds to different inspiratory muscle training loads using ultrasound in healthy individuals.
- Trial name
- NCT07143721
- Where
- Spain
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Vigo
Asthma
Testing the Effects of Temperature & Humidity on Children With and Without Asthma in an Environmental Climatic Chamber
The goal of this clinical study is to learn how different temperature and humidity conditions affect breathing, lung function, exercise capacity, symptoms, and other physical responses in children and youth aged 11 to 18 years…
- Trial name
- NCT07864506
- Testing
- Controlled Temperature and Humidity Exposure
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Ontario Institute of Technology
Electric Impedance, Respiratory Function Tests
Prediction of COPD Severity Using Electrical Impedance Tomography
The purpose of this study is to predict the CT visual score of emphysema with EIT-based parameters, in order to provide a non-invasive and convenient method for the evaluation of lung structure and physiological and pathological…
- Conditions
- Electric Impedance, Respiratory Function Tests, Pulmonary Disease, Chronic Obstructive
- Trial name
- NCT06359145
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Chinese PLA General Hospital
Gastroparesis
Gastroparesis in Cystic Fibrosis
The purpose of this research is to determine if an investigational device called the 13C-Spirulina Gastric Emptying Breath Test (GEBT), can accurately diagnose gastroparesis (delayed emptying of the stomach) in patients with…
- Trial name
- NCT05223881
- Testing
- 13^C Spirulina Platensis Gastric Emptying Breath Test (GEBT)
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Miami
Asthma, Cough
Mannitol-Induced Cough Challenge in Healthy Controls and Subjects With Mild Allergic Asthma
The study aim is to investigate if changes in osmolarity using mannitol challenge can evoke coughing reproducibly in mild allergic asthmatics compared with healthy controls and if salbutamol can affect this.
- Trial name
- MICC (NCT03620422)
- Testing
- Mannitol, Salbutamol 5mg/mL, Sodium Chloride 0.9% Inhl 3Ml
- Where
- Canada
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- McMaster University
Severe COVID-19
Risk Identification of Long-term Complications
The investigators retrospectively analyze the clinical characteristics of severe COVID-19 in our hospital, and then establish a prediction model for long-term complications in patients with severe COVID-19, and strengthen…
- Trial name
- NCT06235866
- Testing
- Pulmonary rehabilitation
- Where
- China
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Wuhan Central Hospital
Duchenne Muscular Dystrophy, Upper Limb Function
Pulmonary and Upper Limb Functions in Duchenne Muscular Dystrophy
Although it is known that the functions of pulmonary and upper limb is affected in late stage of Duchenne Muscular Dystrophy (DMD) negatively, the investigators do not have clear information about its early stage.
- Conditions
- Duchenne Muscular Dystrophy, Upper Limb Function, Respiratory Function Test
- Trial name
- NCT03552874
- Testing
- The Performance of Upper Limb Questionnaire (PUL)
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- Hacettepe University