Clinical trials: Cross-sectional Study
Gingival Pigmentation
The Prevalence of Gingival Pigmentation Among a Sample of Adult Egyptian Population.
This observational cross-sectional study aims at determining the prevalence of gingival pigmentation among a sample of adult Egyptian patients attending the diagnostic centre at Faculty of Dentistry, Cairo University and…
- Trial name
- NCT05453890
- Where
- Egypt
- Volunteers
- 374 people, healthy volunteers welcome
- Sponsor
- Cairo University
Acromegaly, Osteoporosis Risk
Bone MicroArchitecture in Acromegaly
The investigators will conduct a cross-sectional study of bone density, bone microarchitecture, vertebral fractures and trabecular bone score in 25 patients with acromegaly treated with Pegvisomant, the growth hormone (GH)…
- Trial name
- NCT03225040
- Testing
- Pegvisomant
- Where
- United States
- Volunteers
- 77 people
- Sponsor
- Columbia University
Peri-implant Mucositis, Peri-Implantitis
Distance Between Dental Implants as a Risk Indicator for Peri-implant Disease.
The aim of this study is to analyse contiguous dental implants and its peri-implant status depending on different inter-implant distances.
- Trial name
- NCT06364982
- Testing
- Two contiguous dental implants placed with less ≤ 3mm from each other., Two contiguous dental implants placed with > 3mm from each other.
- Where
- Spain
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Universitat Internacional de Catalunya
Long COVID
A Cross-sectional, Observational Study to Characterise Long COVID-19 in an Urban Sample of South African Adults
"Long-COVID'' (also known as post-COVID-19 syndrome, post-acute sequelae of COVID-19, or chronic COVID syndrome, used here as 'Long-COVID' for brevity), is a complex array of postconvalescence symptoms following SARS-CoV-2…
- Trial name
- ChaLOC (NCT05445713)
- Where
- 2 sites in South Africa
- Volunteers
- 400 people
- Sponsor
- University of Witwatersrand, South Africa
Educational Problems
Evaluation of the Dental Educational Environment Using the DREEM Tool
This Cross-Sectional Study aims to evaluate the dental educational environment in Upper Egypt using the Dundee Ready Education Environment Measure (DREEM) Questionnaire.
- Trial name
- NCT06773234
- Testing
- Questionnaire
- Where
- Egypt
- Volunteers
- 215 people
- Sponsor
- Beni-Suef University
Hematological Diseases
Late Effects and HRQoL in Survivors of Allo-HSCT - a Cross Sectional Study
The cross-sectional study aims to describe the burden of late effects and survivorship-specific health-related quality of life in a nationwide cohort of patients treated with allo-HSCT in Denmark.
- Trial name
- NCT06277479
- Where
- Denmark
- Volunteers
- 1,262 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Skin Aging
Menopausal Impact on Skin Aging Among Egyptian Women
The goal of this study is to understand how menopause affects skin aging in Egyptian women between the ages of 40 and 60. The main question the study wants to answer is: Does menopause cause any changes in how the skin ages? To…
- Trial name
- NCT07120542
- Testing
- Dermoscopy
- Volunteers
- 500 people
- Sponsor
- Sohag University
Oral Complications of Chemotherapy and Head and Neck Radiation
Prevalence of Oral Side Effects Associated With Chemo and Radiotherapy for Treating Head and Neck Cancer
A cross-sectional study will be conducted to report oral complications during chemo and radiotherapy treatment in case of patients diagnosed with head and neck cancer and the effect of theses oral side effects on patients'…
- Trial name
- NCT04845854
- Where
- Egypt
- Volunteers
- 294 people
- Sponsor
- Cairo University
Polycystic Ovary Syndrome, Chronic Periodontitis
Chronic Periodontitis and Polycystic Ovary Syndrome
Background: The aim of this study was to investigate the levels of malondialdehyde (MDA), total antioxidant status (TAS), 8-hydroxy-2´- deoxyguanosine (8-OHdG) in blood serum and saliva samples in female patients with chronic…
- Trial name
- NCT02954120
- Testing
- no intervention provided
- Where
- Turkey (Türkiye)
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Burnout, Professional, Mental Health Wellness 1
Burn Out Among Medical Family Doctors
The main objective of this study is to assess the burnout prevalence among French general practitioners in private practice. As secondary outcomes, this study aim to measure the impact of sociodemographic variables…
- Conditions
- Burnout, Professional, Mental Health Wellness 1, Anxiety, Depressive Disorder
- Trial name
- BOUM (NCT04242862)
- Where
- France
- Volunteers
- 1,536 people
- Sponsor
- University Hospital, Clermont-Ferrand
Diabetes, Diabetes Mellitus, Type 1
A Survey to Evaluate Diabetes Management, Control, Chronic Complications, Psychosocial Aspects of Diabetic Subjects in India
This study is conducted in Asia. The aim of this observational study is to evaluate the current status of diabetes management, control, and complications in diabetic subjects in India.
- Conditions
- Diabetes, Diabetes Mellitus, Type 1, Diabetes Mellitus, Type 2
- Trial name
- DiabCare India (NCT01351922)
- Testing
- No treatment given
- Where
- India
- Volunteers
- 12,000 people
- Sponsor
- Novo Nordisk A/S
Herb-drug Interactions
Use of Herbal Medicine in Internal Medicine Wards
Herbs are physiologically active substances which can significantly affect the outcome of medical treatment, either by inhibiting or promoting drug disposition or through additive and synergistic effects when used in conjunction…
- Trial name
- NCT00564473
- Testing
- questionnaire
- Where
- 2 sites in Israel
- Volunteers
- 200 people
- Sponsor
- Shaare Zedek Medical Center
HIV I Infection
Role of the IL33/Amphiregulin Pathway as a Potential Therapeutic Target in HIV Infection
Interleukin33 organize local immune reactions, especially at epithelial barriers. ST2 is the IL33 receptor. The sST2 rate is higher for patient living with HIV and is an independent predictable factor of mortality.
- Trial name
- NCT03622177
- Testing
- biopsie, blood drawn
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- ANRS, Emerging Infectious Diseases
SARS-CoV2 Infection, Multisystem Inflammatory Syndrome in Children
MISC COVID-19 Study in Pediatric Population
Rationale: Severe Acute Respiratory Syndrome - Coronavirus - 2 (SARS-CoV2) and its related Coronavirus Disease - 19 (COVID-19) has become a health emergency worldwide.
- Trial name
- COVID-19 (NCT04844242)
- Where
- India
- Volunteers
- 180 people
- Sponsor
- Tuberculosis Research Centre, India
Diabetes, Diabetes Mellitus, Type 2
A Cross-Sectional Survey to Evaluate Diabetes Management, Control, Complications, Psychosocial Aspects of Patients With Type 2 Diabetes in Bangladesh, Indonesia, Malaysia, Philippines, Sri Lanka and Vietnam
This study is conducted in Asia. The aim of this non-interventional study is to evaluate the current status of diabetes management, control, and complications in diabetic subjects in Vietnam.
- Trial name
- DiabCare Asia (NCT02066766)
- Testing
- No treatment given
- Where
- Vietnam
- Volunteers
- 1,631 people
- Sponsor
- Novo Nordisk A/S
Diabetes Mellitus, Hypertension
An International Prospective, Observational, Multi-centre Study on the Duration of Pre-operative Liquid Fasting
The investigators will be performing an international prospective, observational, multi-centre, cross-sectional study to determine the actual duration of preoperative liquid fasting time in European patients.
- Conditions
- Diabetes Mellitus, Hypertension, Ischaemic Heart Disease, Comorbidities and Coexisting Conditions
- Trial name
- THIRST (NCT06527703)
- Testing
- no intervention
- Where
- Malta
- Volunteers
- 5,100 people, healthy volunteers welcome
- Sponsor
- Mater Dei Hospital, Malta
Farber Disease, Farber's Disease
Farber Disease Natural History Study
The primary objective of this study is to establish the natural history of Farber disease (acid ceramidase deficiency) through the collection and analysis of retrospective and prospective data on patients diagnosed with Farber…
- Conditions
- Farber Disease, Farber's Disease, Farber Lipogranulomatosis, Acid Ceramidase Deficiency
- Trial name
- NCT03233841
- Where
- 15 sites in United States, Argentina and 7 more
- Volunteers
- 45 people
- Sponsor
- Sumitomo Pharma Switzerland GmbH
Triage, Emergency Medical Services
Clinical Predictors of Capillary Refill Time and Their Association With Triage Categories
This observational study aims to determine the correlation between capillary refill time (CRT) and vital parameters in patients presenting to the emergency department.
- Conditions
- Triage, Emergency Medical Services, Vital Signs Monitoring, Hypoperfusion
- Trial name
- CRT_TriageER (NCT07054151)
- Testing
- No clinical intervention (observational study only)
- Where
- Turkey (Türkiye)
- Volunteers
- 313 people, healthy volunteers welcome
- Sponsor
- Izmir Democracy University
Cardiopulmonary Arrest
Perception of Inappropriate CPR: a Multicenter International Cross-sectional Survey
The primary objective of this study is to determine how often cardiopulmonary resuscitation (CPR) is perceived as inappropriate by Healthcare Providers (HCPs) working in prehospital Ambulance Services and Emergency Departments.
- Trial name
- REAppropriate (NCT02356029)
- Where
- 5 sites in Belgium
- Volunteers
- 5,882 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent
Sperm Quality, Obesity
Obesity With Sperm Quality in Men With Fertility Need
This study aims to investigate the impact of different types of obesity on sperm quality. Participants will be divided into three groups: a normal BMI group, an obese group without pudendal fat wrapping the testicles, and an…
- Conditions
- Sperm Quality, Obesity, Sex Hormones, Visceral Fat
- Trial name
- NCT06353880
- Testing
- Participants will be categorized into three groups based on BMI and the presence of pudendal fat deposition.
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Yu xiaowei