Clinical trials: Cohort Studies
ccRCC
Prognostic Significance of the Lung Immune Prognostic Index (LIPI) in Postoperative Clear Cell Renal Cell Carcinoma: a Multicenter Retrospective Cohort Study
This retrospective study included 704 patients with ccRCC who underwent radical or partial nephrectomy. Patients were stratified into the LIPI good group and the intermediate/poor (int./poor) group based on dNLR (≥ 3) and LDH (≥…
- Trial name
- NCT06775574
- Where
- China
- Volunteers
- 704 people
- Sponsor
- Union Hospital, Tongji Medical College, Huazhong University of Science and Technology
Medication Abortion, Telemedicine
TeleMAb Retrospective Cohort Study
The objective of this study is to evaluate whether there are different clinical outcomes and unscheduled follow-ups between in-person and telemedicine medication abortion, and to better understand patients' experiences with…
- Trial name
- NCT07405294
- Testing
- Telemedicine Medication Abortion
- Where
- United States
- Volunteers
- 400 people
- Sponsor
- Columbia University
Type 1 Pediatric Diabetes
Description of the Evolution of a Cohort of Adolescents With Type 1 Diabetes Following Their Participation in Therapeutic Education Program Based on Social Cognitive Theory: Socio-cognitive Profile, Physiological Behaviour of Therapeutic Adherence and Quality of Life
Introduction: Therapeutic Patient Education (TPE) is the key of the interdisciplinary management of type 1 diabetes for adolescents, favoring their adherence and improving their quality of life and metabolic control.
- Trial name
- ETPACAP (NCT02859818)
- Testing
- therapeutic education program
- Where
- France
- Volunteers
- 168 people
- Sponsor
- Assistance Publique Hopitaux De Marseille
Bicuspid Aortic Valve Disease
Bicuspid Echocardiac Study Team（BEST）
The Chinese Bicuspid Aortic Valve (BAV) Ultrasound imaging cohort study is a Chinese BAV ultrasound imaging cohort study. At present, a retrospective study cohort involving more than 30 hospitals has been established.
- Trial name
- BEST (NCT05656820)
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Suzhou Municipal Hospital
Breastfeeding
Effect of Synthetic Oxytocin Administered During Labor on Breastfeedings
This study was designed as a retrospective cohort study where patients given synthetic oxytocin during labor induction were considered as the exposed cohort, and patients not given oxytocin formed the non-exposed cohort.
- Trial name
- NCT01951040
- Volunteers
- 346 people
- Sponsor
- Hospital Materno-Infantil de Málaga
Autism Spectrum Disorder
Study to Assess the Janssen Autism Knowledge Engine in Participants With Autism Spectrum Disorder and in a Normally Developing Cohort
The purpose of this study is to evaluate the utility of and to clinically validate the Autism Behavior Inventory (ABI) in measuring clinical symptoms of Autism Spectrum Disorder (ASD) compared with other gold standard measures.
- Trial name
- NCT02668991
- Where
- 9 sites in United States
- Volunteers
- 186 people, healthy volunteers welcome
- Sponsor
- Janssen Research & Development, LLC
Disability Adjusted Life Years of Sub-arachnoid Hemorrhage in Senegalese Cohort
Disability-adjusted Life Years in a Senegalese Cohort of Patients With Subarachnoid Hemorrhage
Subarachnoid hemorrhage (SAH) is the extravasation of blood into the subarachnoid space from traumatic or nontraumatic origin. There is a paucity of data on the burden of SAH in African countries.
- Trial name
- NCT05016635
- Where
- Senegal
- Volunteers
- 388 people
- Sponsor
- Association of Future African Neurosurgeons, Yaounde, Cameroon
Multiple Osteochondroma, Osteogenesis Imperfecta
Resilience and Coping in a Rare Skeletal Disease Population to Face Coronavirus (COVID-19) Outbreak Distress: a Longitudinal Study
In the COVID-19 outbreak context, people living with rare diseases have been highly troubled with anxiety, loneliness, and depression.
- Conditions
- Multiple Osteochondroma, Osteogenesis Imperfecta, Ollier Disease, Maffucci Syndrome
- Trial name
- RELOAD (NCT04844697)
- Where
- Italy
- Volunteers
- 15 people
- Sponsor
- Istituto Ortopedico Rizzoli
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
Suicide Mortality
The Developmental Origins of Suicide Mortality
Background: Suicide rates are rising. In 2013, it was the third leading cause of death in children ages 10-14. It was the second leading cause of death for ages 15-24. Many risk factors for suicide have been found.
- Trial name
- NCT03027440
- Where
- United States
- Volunteers
- 52,966 people
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Carbon Monoxide Poisoning, Myocardial Injury
CARbon monoxidE intoxiCatiOn in Korea: Prospective Cohort (CARE CO Cohort)
This prospective cohort study enrolls subjects who experience carbon monoxide (CO) poisoning. The purpose of the study is to evaluate therapeutic effects of various treatments and short and long-term outcomes in CO poisoned…
- Conditions
- Carbon Monoxide Poisoning, Myocardial Injury, Neurologic Deficits, Image, Body
- Trial name
- NCT04490317
- Testing
- Cardiac MRI, Hyperbaric oxygen therapy
- Where
- South Korea
- Volunteers
- 1,500 people
- Sponsor
- Wonju Severance Christian Hospital
Ureteropelvic Junction Obstruction, Renal Functional Recovery
Renal SWE as a Predictor After Pediatric Pyeloplasty for UPJO
Ureteropelvic junction obstruction is an important cause of hydronephrosis and potentially reversible renal functional impairment in children.
- Trial name
- UPJO-SWE (NCT07624019)
- Where
- Egypt
- Volunteers
- 84 people
- Sponsor
- Beni-Suef University
Ehlers-Danlos Syndrome, Vascular Type
SEDVasc (RaDiCo Cohort) (RaDiCo-SEDVasc)
The goal of this observational study is to describe the natural course of vascular Ehlers-Danlos syndrome, in particular the order of appearance of different types of complications (arterial, digestive, pulmonary and uterine).
- Trial name
- NCT05976841
- Where
- 17 sites in France
- Volunteers
- 340 people
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Dyspepsia, Heartburn
Bile Reflux Gastropathy: Prevalence and Risk Factors After Therapeutic Biliary Interventions
Bile reflux gastropathy is caused by the backward flow of duodenal fluid into the stomach. A retrospective cohort study was performed to declare if the therapeutic biliary interventions cause bile reflux gastropathy, and to…
- Conditions
- Dyspepsia, Heartburn, Bile Reflux
- Trial name
- NCT05131802
- Testing
- upper GIT endescopy
- Where
- Egypt
- Volunteers
- 288 people
- Sponsor
- Zagazig University
Oxygen Toxicity
Pulmonary Function After Hyperbaric Oxygen Therapy
Patients receiving hyperbaric oxygen therapy (HBOT) for any indication at the Hyperbaric Medicine Unit (University Health Network, Toronto, ON, Canada) from 2016-2021 were recruited to this prospective cohort study.
- Trial name
- NCT05088772
- Testing
- Hyperbaric Oxygen Therapy
- Where
- Canada
- Volunteers
- 86 people
- Sponsor
- University of Toronto
Peritoneal Dialysis
A Multi-center Prospective Cohort Study Based on Peritoneal Dialysis Telemedicine-assisted Platform
Increasing the proportion of patients on peritoneal dialysis (PD) may relieve the financial burden caused by the growing number of patients with end-stage renal disease (ESRD).
- Trial name
- PDTAP (NCT03571451)
- Where
- 27 sites in China
- Volunteers
- 7,000 people
- Sponsor
- Peking University First Hospital
Allogeneic Hematopoietic Stem Cell Transplantation
Prospective Cohort for the Evaluation of Biomarkers Following HCT (BMT CTN 1202)
The goal of this protocol is to establish a cohort of at least 1500 biologic samples collected prospectively from patients treated in BMT CTN centers that will be a shared bio specimen resource for conducting future allogeneic…
- Trial name
- NCT01879072
- Where
- 42 sites in United States
- Volunteers
- 1,860 people
- Sponsor
- Medical College of Wisconsin
Obesity, Childhood, Diabetes Mellitus, Type 2
The QUebec Adipose and Lifestyle InvesTigation in Youth (QUALITY) Cohort
The QUebec Adipose and Lifestyle InvesTigation in Youth (QUALITY) Cohort study is a unique and comprehensive longitudinal study of 630 Caucasian children and their parents that was designed to investigate the natural history and…
- Conditions
- Obesity, Childhood, Diabetes Mellitus, Type 2, Cardiovascular Risk Factor, Pediatric ALL
- Trial name
- QUALITY (NCT03356262)
- Volunteers
- 630 people, healthy volunteers welcome
- Sponsor
- St. Justine's Hospital
Migraine With Aura, Migraine Without Aura
Migraine With and Without Aura Characteristics and Response to Remote Electrical Neuromodulation (REN) Treatment
This is a Post-marketing, real-world evidence study investigating the safety and efficacy of the acute treatment of migraine with a Remote Electrical Neuromodulation (REN) device (Nerivio) in migraine patients with and without…
- Trial name
- NCT06023953
- Testing
- Nerivio device
- Where
- Israel
- Volunteers
- 31,715 people
- Sponsor
- Theranica
Osteoarthritis
Study of AQUACEL™ Ag Surgical Cover Dressing Following Total Knee Replacement
The aim of the study is to determine whether the AQUACEL™ Ag SURGICAL cover dressing is successful in reducing the incidence of wound infection in high risk patients following total knee replacement.
- Trial name
- NCT02217202
- Testing
- Aquacel Ag dressing
- Sponsor
- Golden Jubilee National Hospital
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