Clinical trials: Observational Cohort Study
Facioscapulohumeral Muscular Dystrophy Type 1 (FSHD1)
A Registered Cohort Study on FSHD1
The data to be collected is intended to help healthcare providers make important medical and financial decisions concerning FSHD1, through an enhanced understanding of the prevalence, progression and natural history of FSHD1.
- Trial name
- NCT04369209
- Where
- China
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Ning Wang, MD., PhD.
Gastrointestinal Cancers
A Multicenter Prospective Observational Cohort Study for Digestive Tract Tumor Screening Using Multi-Target Blood and Fecal Biomarkers
This project aims to evaluate the sensitivity and specificity of combined blood multi-gene methylation and fecal biomarkers for pan-digestive tract cancer screening, so as to establish a novel technical system for the early…
- Trial name
- NCT07769892
- Where
- 7 sites in China
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Xijing Hospital
Postoperative Pain, Emergence Delirium
Effect of Preoperative Fasting Duration on Postoperative Pain and Emergence Agitation in Pediatric Patients Undergoing Urogenital Surgery
This study aims to evaluate the effect of preoperative fasting duration on postoperative pain and emergence agitation in pediatric patients undergoing urogenital surgery.
- Conditions
- Postoperative Pain, Emergence Delirium, Emergence Agitation
- Trial name
- NCT07552259
- Where
- Turkey (Türkiye)
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Acne-prone Skin, Skin Disease
Observational Assessment of Skin Appearance Changes During PRX S Cosmetic Treatment in Participants With Acne-Prone Skin
This pilot cohort study evaluates changes in skin surface appearance in adult participants with acne-prone skin during and following a standardized five-session course of PRX S (WiQo SpA), a topical cosmetic product designed for…
- Trial name
- NCT07866131
- Testing
- PRX S topical cosmetic treatment, WiQo home care regimen (Nourishing Cream; Balancing Cream)
- Where
- 2 sites in United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- WiQo S.p.A.
Gastric Cancer, Colorectal Cancer
Evaluation of Fecal Multi-target Biomarkers in the Screening of Digestive Tract Cancers
This study is a multi-center, observational study. Participants scheduled for gastroscopy and colonoscopy will undergo an epidemiological assessment and provide a stool sample prior to endoscopy for qualitative Fecal…
- Trial name
- NCT07600125
- Testing
- Qualitative Fecal Immunochemical Test (FIT), quantitative (FIT), and testing for new biomarkers
- Where
- 13 sites in China
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Xijing Hospital
Vascular Graft Infection, Infectious Aortitis
China Aortic Infection and Graft Infection Study: An Ambispective Cohort
Vascular infections are uncommon but severe infections involving the arterial wall, vascular grafts, or endografts, and their diagnosis and management remain challenging.
- Conditions
- Vascular Graft Infection, Infectious Aortitis, Aortoenteric Fistula
- Trial name
- CAIGIS (NCT07847346)
- Where
- China
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Shanghai Zhongshan Hospital
Pre-Eclampsia, Preeclampsia
Internal Jugular Vein Collapsibility Index for Volume Status Assessment in Preeclampsia in Correlation With Normotensive Parturients
This study aims to assess and analyze volume status in preeclamptic patients and compare these parameters with those of normotensive pregnant ones based on the change in internal jugular vein ultrasound-based indices.
- Trial name
- NCT07786246
- Where
- Egypt
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Tanta University
Preclinical Alzheimer's Disease, Prodromal Alzheimer's Disease
TRC-PAD Program: In-Clinic Trial-Ready Cohort
The purpose of the TRC-PAD study is to develop a large, well-characterized, biomarker-confirmed, trial-ready cohort to facilitate rapid enrollment into AD prevention trials utilizing the APT Webstudy and subsequent referral to…
- Conditions
- Preclinical Alzheimer's Disease, Prodromal Alzheimer's Disease, Alzheimer Disease, Dementia
- Trial name
- TRC-PAD (NCT04004767)
- Where
- 45 sites in United States
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Chronic Traumatic Encephalopathy, Traumatic Encephalopathy, Chronic
Cohort Study of Blood Biomarkers for TES
In this study, high-throughput screening and multi-omics (transcriptomics and proteomics) joint analysis technology will be employed to explore potential CTE/TES biomarkers (RNA and protein) in blood and its exosomes.
- Conditions
- Chronic Traumatic Encephalopathy, Traumatic Encephalopathy, Chronic, Traumatic; Encephalopathy, Postcontusional
- Trial name
- NCT04928534
- Testing
- Blood tests, Cognitive function tests, head MRI (plain scan and DTI sequence) examination and head PET (FDG-PET, Tau-PET and Amyloid-PET) examination
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Tianjin Medical University
Pulmonary Disease, Chronic Obstructive, Respiratory Insufficiency
Сohort Study to Evaluate Exacerbations, Respiratory Symptoms, Physical Exercise Intolerance and Lung Functions Among Participants Who Use IQOS With Heatsticks Compared to Smokers of Conventional Cigarettes
This study evaluates frequency of exacerbations, respiratory symptoms, physical exercise intolerance and abnormal lung functions among participants who use IQOS with heatsticks compared to smokers of conventional cigarettes
- Conditions
- Pulmonary Disease, Chronic Obstructive, Respiratory Insufficiency, Physical Disability, Respiratory Disease
- Trial name
- NCT03383601
- Testing
- Heated Tobacco product IQOS/heatstick, Smoking combustible cigarettes
- Where
- Kazakhstan
- Volunteers
- 1,200 people, healthy volunteers welcome
- Sponsor
- Kazakhstan Academy of Preventive Medicine
Alzheimer Disease, Dementia
Financial Incentives and Recruitment to the APT Webstudy
This single-blind, three-arm, randomized, controlled trial will assess the impact of messages and financial incentives on the enrollment of demographically diverse individuals to the Alzheimer Prevention Trials (APT) Webstudy.
- Conditions
- Alzheimer Disease, Dementia, Preclinical Alzheimer's Disease, Prodromal Alzheimer's Disease
- Trial name
- FIND-AD (NCT06033066)
- Testing
- Financial Incentives, Message
- Where
- United States
- Volunteers
- 44,844 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Postoperative Respiratory Failure
Early Warning and Stratified Diagnosis of Postoperative Respiratory Failure Based on Ventilator Waveform Image Features
I. Study Background Postoperative respiratory failure (PRF) is a common and serious complication following major surgery, significantly increasing the rates of ICU admission and mortality.
- Trial name
- NCT07799636
- Where
- China
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- West China Hospital
Ulcerative Colitis, Vitamin D Deficiency
Observation of the Effect of Vitamin D Supplementation on Chronic Course of Patients With Ulcerative Colitis Based on Vitamin D Receptor Fok I Gene Polymorphism
Aims:Prospectively observe the effects of Vitamin D drops supplementation on the chronic course of ulcerative colitis patients, analyze whether the effect of Vitamin D drops on UC patients is affected by factors such as disease…
- Conditions
- Ulcerative Colitis, Vitamin D Deficiency, Vitamin D Supplement
- Trial name
- NCT04309058
- Testing
- Vitamin D drops
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital of Wenzhou Medical University
Hemophilia A, Hemophilia A, Severe
Hemophilia A Research Program
This study longitudinally observes the intergenerational (mother-child) continuum in hemophilia A from pregnancy through early childhood.
- Conditions
- Hemophilia A, Hemophilia A, Severe, Factor VIII (FVIII), FVIII Deficiency
- Trial name
- HARP (NCT07414511)
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- University of Washington
Breast Feeding, Milk, Human
A Study in Lactating Mothers and Their Newborns to Analyse the Composition of Human Milk
The current longitudinal (max. 2-year) observational cohort study in 120 lactating mothers and their newborns will make it possible to explore human milk composition across different lactation stages, between different human milk…
- Trial name
- NCT05979532
- Where
- Netherlands
- Volunteers
- 172 people, healthy volunteers welcome
- Sponsor
- Nutricia Research
Cardiovascular Diseases, COPD
The Cartagena Cohort Study
Cardiovascular and respiratory diseases are the first and third cause of death, respectively. Cardiovascular risk is known to increase in groups with impaired lung function; however, the mechanisms behind this association are not…
- Conditions
- Cardiovascular Diseases, COPD, Lung Function Decreased, Atherosclerosis
- Trial name
- CaReS (NCT05339048)
- Testing
- Genetic risk variants, Diet, Physical activity
- Where
- Colombia
- Volunteers
- 619 people, healthy volunteers welcome
- Sponsor
- Universidad de Cartagena
Neck Muscle Issue, Sternocleidomastoid; Contracture
Functional and Morphological Characteristics of Neck Muscles in Acrobatic Skydivers
An observational cohort study, following the Strengthening the Reporting of Observational Studies in Epidemiology(STROBE) guidelines.
- Conditions
- Neck Muscle Issue, Sternocleidomastoid; Contracture, Deltoid Muscle Strain
- Trial name
- NCT04784195
- Testing
- Observation
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Universidad de Murcia
Multiple Myeloma
A Multicenter Prospective Observational Cohort Study Evaluating the Impact of Cancer-Directed Treatment and Medication Use, Including Cannabis Use, in Multiple Myeloma Patients
This study assesses the impact of cannabis (also commonly called marijuana, weed, or THC) use on quality of life among patients with multiple myeloma who are receiving chemotherapy.
- Trial name
- NCT07225738
- Testing
- Non-Interventional Study
- Where
- 11 sites in United States
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- City of Hope Medical Center
Gastric Adenocarcinoma
An Observational Study on Gastric Cancer in High-risk Individuals
This study is designed as a prospective observational cohort study, aiming to assess the differences in the occurrence of gastric cancer and the progression of gastric cancer-related precancerous lesions between individuals who…
- Trial name
- NCT07438418
- Testing
- The result of fecal multi-target DNA testing
- Where
- China
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Fudan University
Cancer, Renal Failure
Fernald Community Cohort -18 Year Observational Study
The Fernald Community Cohort consists of the 9782 persons who were enrolled in the Fernald Medical Monitoring Program (FMMP) (1990-2008).
- Conditions
- Cancer, Renal Failure, Diabetes, Cardiovascular Disease
- Trial name
- FCC (NCT02295085)
- Where
- United States
- Volunteers
- 9,782 people, healthy volunteers welcome
- Sponsor
- University of Cincinnati