Clinical trials: Observational Cohort Study
Aortic Stenosis
Cerebral Lesion and Neurocognitive Status Changes After TAVR
The CLEVER-TAVR cohort (Cerebral Lesion and Neurocognitive Status Changes after Transcatheter Aortic Valve Replacement) is a multicenter observational cohort study.
- Trial name
- CLEVER-TAVR (NCT04678934)
- Testing
- TAVR
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Second Xiangya Hospital of Central South University
Alzheimer Disease
An Observational Study on Lecanemab Treatment for Early Alzheimer's Disease
The goal of this observational study is to valuate the sensitivity and specificity of different blood biomarkers for monitoring and assessing Aβ-PET-confirmed mitigation of amyloid pathology by lencanumab treatment in subjects…
- Trial name
- NCT07153848
- Where
- 2 sites in China
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Zhejiang University
Autism Spectrum Disorder (ASD)
Non-Helium Magnetoencephalography in Autism Spectrum Disorder
The goal of this observational study is to learn how brain activity in children with autism spectrum disorder (ASD) differs from typical developing children using magnetoencephalography (MEG).
- Trial name
- NCT07064967
- Testing
- Magnetoencephalography
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Guangzhou Women and Children's Medical Center
Lung Adenocarcinoma
Comparison of Segmentectomy Versus Lobectomy for Lung Adenocarcinoma ≤ 2cm
This study aims to evaluate the superiority in recurrence-free survival of lobectomy compared with segmentectomy in patients with lung adenocarcinoma ≤ 2 cm with micropapillary and solid subtype positive by intraoperative frozen…
- Trial name
- NCT05838053
- Testing
- Lobectomy with systemic lymph node dissection, Segmentectomy with systemic lymph node dissection
- Where
- China
- Volunteers
- 446 people, healthy volunteers welcome
- Sponsor
- Shanghai Pulmonary Hospital, Shanghai, China
Monkey Pox
Observational Mondkeypox Pregnancy Cohort
PREGMPOXCO study addresses the escalating Mpox virus (MPXV) infections among pregnant women in South Kivu, DRC following a novel MPXV sub-lineage, predominantly transmitted through heterosexual contact, stressing critical gaps in…
- Trial name
- PREGMPOXCO (NCT06442501)
- Testing
- routine care
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Robert Colebunders
Methamphetamine Use Disorder, Methamphetamine Induced Psychosis
ECG Findings in Methamphetamine Use
This prospective cohort study aims to examine and compare electrocardiogram (ECG) parameters in subjects diagnosed with Methamphetamine Use Disorder (MUD) and Methamphetamine-Induced Psychotic Disorder (MP) during inpatient…
- Trial name
- NCT07459244
- Where
- Turkey (Türkiye)
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Elazığ Mental Health and Diseases Hospital
Maternal Care Patterns
The Correlation Between Maternal Infant Bonding, Pain and Postpartum Depression
The delivery process can be associated with significant maternal pain. which has many long and short term affects. The aim of our study is to assess whether pain during and after childbirth negatively impacts a mother's…
- Trial name
- NCT05206552
- Testing
- Questionnaire
- Where
- Israel
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Rabin Medical Center
Thoracic Anesthesia, One Lung Ventillation (OLV)
Association Between One Lung Ventilation and Myocardial Injury Markers (Troponin T and I) in Thoracic Surgical Procedures (OLVTIS)
This prospective single-group cohort study aims to investigate the association between the One-Lung Ventilation (OLV) technique and myocardial injury, as measured by postoperative Troponin T and Troponin I levels, in patients…
- Trial name
- OLVTIS (NCT07302243)
- Where
- Indonesia
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Universitas Jenderal Soedirman
Presymptomatic Disease, Mild Cognitive Impairment
Digitally-enhanced, Decentralized, Multi-omics Observational Cohort
The study is carried out as part of the GR2021 Priority project "Healthy Brains for life (Age 20-99): Digitally-enhanced personalized medicine study ANANEOS" and code numbered GR-00546 and it will look at the decentralized and…
- Conditions
- Presymptomatic Disease, Mild Cognitive Impairment, Memory Loss (Excluding Dementia), Cognitive Change
- Trial name
- ANANEOS (NCT04701177)
- Testing
- Teleph0s digital phenotyping platform
- Where
- 4 sites in Greece, Spain
- Volunteers
- 100,000 people, healthy volunteers welcome
- Sponsor
- Greece 2021 Committee
Mother-Child Relations, Preterm Birth
The 2015 Pelotas (Brazil) Birth Cohort Study
This is the fourth birth cohort to be carried out in the city of Pelotas (Brazil) including more than 4 thousand children followed-up since the pre-natal period to study maternal-child health.
- Conditions
- Mother-Child Relations, Preterm Birth, Infant Development, Breast Feeding
- Trial name
- NCT03271723
- Testing
- Observational study
- Where
- Brazil
- Volunteers
- 4,275 people, healthy volunteers welcome
- Sponsor
- Federal University of Pelotas
Ultrasound, Children
The Rate of Full and Empty Stomach in Elective and Emergency Pediatric Patients
Background and Aim: Pulmonary aspiration of gastric content in the perioperative period is rare, but it is an important cause of morbidity and mortality that anesthetists never want to encounter.
- Conditions
- Ultrasound, Children, Surgery
- Trial name
- NCT04831593
- Testing
- Group El, Group Em
- Where
- Turkey (Türkiye)
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Ankara Children's Health and Diseases Hematology and Oncology Training and Research Hospital
Type2 Diabetes Mellitus, Cardiovascular Diseases
Mil Familias Cohort Establishment: a Study to Understand Determinants of Diabetes and Its Complications Among US Latinos
The Mil Familias Cohort Establishment involves enrolling 1000 Latino families with at least one member in the family having type 2 diabetes, including children and youth, and measuring the 5 determinants of human health…
- Trial name
- NCT03830840
- Where
- United States
- Volunteers
- 405 people, healthy volunteers welcome
- Sponsor
- Sansum Diabetes Research Institute
Pregestational Diabetes
Intrapartum Maternal Glycemic Control Using Insulin Pump Versus Insulin Drip - Cohort Observational Trial
The purpose of this study is to compare intrapartum glycemic control using insulin pump versus intravenous (IV) insulin administration.
- Trial name
- NCT01158040
- Where
- Israel
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Hypotension on Induction
Pre-operative Ultrasonographic Evaluation of Caval Aorta Diameter Index as a Predictor for Post-induction Hypotension
Comparison between ultrasound measurement of IVCD-AOd index in prediction of post induction hypo tension
- Trial name
- NCT04658576
- Where
- Egypt
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Cairo University
Mild Cognitive Impairment (MCI), Alzheimer Dementia (AD)
Predicting Pre-dementia
The goal of this observational study is to learn how well a multimodal "Progression and Risk" (PR) model can predict and stage early mild cognitive impairment (MCI) due to Alzheimer's disease in cognitively normal or very mildly…
- Conditions
- Mild Cognitive Impairment (MCI), Alzheimer Dementia (AD), Alzheimer Disease (AD), APOE-4 Positive
- Trial name
- NCT07516119
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Prevention Research Consortium Corp.
Hepatitis C
The National Australian HCV Point-of-Care Testing Program - HCV Antibody Testing Minimal Dataset
The goal of this observational study is to learn if offering a point-of-care screening test for exposure to the Hepatitis C virus, before providing a diagnostic test for Hepatitis C infection can increase testing, diagnosis and…
- Trial name
- NCT05713136
- Testing
- Diagnostic Test: Point-of-Care Testing
- Where
- 13 sites in Australia
- Volunteers
- 40,000 people, healthy volunteers welcome
- Sponsor
- Kirby Institute
Parkinsons Disease (PD)
Neuroimaging of Parkinson's
Parkinson's Disease (PD) is a neurodegenerative disorder caused by dysfunction in both subcortical structures and the cortex. The investigators recently discovered a new brain system called the Somato-Cognitive Action Network…
- Trial name
- NCT07024875
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
HIV, Metabolic Syndrome
Inflammation in HIV/AIDS-InflammAIDS
The human immunodeficiency virus/acquired immunodeficiency syndrome (HIV/AIDS) pandemic still represents a major public health problem with 41 million people currently living with HIV worldwide.
- Conditions
- HIV, Metabolic Syndrome, Molecular Biology, Flow Cytometry
- Trial name
- InflammAIDS (NCT07367867)
- Where
- Chile
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Universidad de Magallanes
Cesarean Section Complications
Cesarean Scar Defect (CSD); Prevalence, Risk Factors And Possible Associated Symptoms
The study aims to detect the incidence of Cesarean Scar Defect (CSD) in women undergoing CS in Women Health Hospital (WHH), assiut University, to identify risk factors for development of CSD and identify the possible…
- Trial name
- isthmocele (NCT04605328)
- Testing
- Two dimension and three dimension ultrasound
- Volunteers
- 225 people, healthy volunteers welcome
- Sponsor
- Assiut University
Death, Sudden, Cardiac, Ventricular Arrythmia
Magnetocardiography (MCG) Parameters in the Prediction of Future ICD Therapy
A multi-centre observational cohort trial to identify Magnetocardiography (MCG) parameters in the prediction of future ICD therapy.
- Trial name
- Magneto-SCD (NCT04352816)
- Testing
- Magnetocardiogram
- Where
- United Kingdom
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- University Hospitals Coventry and Warwickshire NHS Trust