Search clinical trials for: COHORT

Total 3495 results

Scripps Translational Science Institute

Completed

Genetic Investigation of Solid Tumors Cohort

Prostate Cancer | Colon Cancer

United States
Amgen

Completed

TRANSFORM - Observational Cohort Study of Darbepoetin Alfa Use in European Union (EU) Hemodialysis Patients Switched From PEG Epoetin Beta (TRANSFORM)

Anemia

Belgium, France, Netherlands, Greece, Spain, Germany, Switzerland
University of Toronto
University of Manitoba

Unknown

Preventing Early Childhood Caries in Indigenous Children: the Baby Teeth Talk Study (BTT)

Dental Caries | Early Childhood Caries

Canada
Tohoku University

Unknown

Evaluation of Effectiveness and Safety of Xa Inhibitor for the Prevention of Stroke And Systemic Embolism in a Nationwide Cohort of Japanese Patients Diagnosed as Non-valvular Atrial Fibrillation (EXPAND)

Non-valvular Atrial Fibrillation

Japan
Ministry of Health, Rwanda

Completed

Cohort Field Study to Assess the Safety and Efficacy of the PrePex Device for Non-Surgical Circumcision When Performed by Nurses

HIV Prevention | Male Circumcision

Rwanda
Universidad Rey Juan Carlos

Completed

Low Back Pain and Depression: Cohort Study

Depression | Low Back Pain | Pelvic Pain
University of Roma La Sapienza

Completed

IGF-1, Sarcopenia and Mortality: a Cohort Study in Patient With Cognitive Impairment (ISAAC)

Cognitive Impairment | Insulin-like Growth Factor 1

Italy
Tampere University
GlaxoSmithKline; FinnMedi Oy

Enrolling by invitation

Evaluation of Long-term HPV Vaccine Efficacy

Uterine Cervical Cancer

Finland
Sahlgrenska University Hospital, Sweden

Completed

Seasonal Variations in Serum 25-hydroxy Vitamin-D Levels in a Swedish Cohort

Vitamin-D Insufficiency

Sweden
AstraZeneca

Completed

A Retrospective Swedish Cohort Study on Health Outcomes, Life Expectancy, Resource Use and Costs in Patients With a History of Myocardial Infarction and Additional Risk Factors for Atherothrombosis (HELICON)

Acute Coronary Syndrome

Sweden
Brigham and Women's Hospital
National Heart, Lung, and Blood Institute (NHLBI)

Completed

Observational Cohort Study of Sodium, Weight and Cardiovascular Disease

Heart Diseases | Cardiovascular Diseases | Hypertension
Merck KGaA, Darmstadt, Germany
Merck Serono Norway

Completed

A Phase IV, Prospective, Observational, Open Label, Single Centre Cohort Trial to be Conducted in Norway During One Year to Assess the Cumulative Pregnancy Rate in a New Series of In-vitro Fertilization (IVF) Treatment Cycles Following Three or More Previous IVF Treatment Cycles Without Live Birth

Infertility

Norway
Pfizer

Completed

Study On Utilization Of Cabergoline For Compliance With Risk Minimization Activities (SUCRE) (SUCRE)

Parkinson's Disease | Hyperprolactinemia
University of Miami
National Institute of Allergy and Infectious Diseases (NIAID); Vaccine and...

Completed

Immunogenicity of Inactivated Swine H1N1 Vaccine In HIV Infected Children - The Miami Cohort Study

HIV

United States
University of Southern Denmark
Rigshospitalet, Denmark; Danish Cancer Society; Herlev Hospital; University of...

Completed

Psychosocial Adjustment of Patients and Their Partners Following Breast Cancer Diagnosis

Breast Cancer

Denmark
ViiV Healthcare
Johns Hopkins University; Pfizer; Vanderbilt University; University of North Carolina...

Completed

HIV Cohort Study At Johns Hopkins University, University of North Carolina at Chapel Hill and Vanderbilt University

HIV | AIDS
Boehringer Ingelheim

Completed

An Observational Cohort Study to Evaluate the Safety and Efficacy of Micardis Tablets Taken Once Daily at 40 mg/Day and 80 mg/Day in Hypertensive Patients Under Real Life Conditions in Usual Clinical Practice

Hypertension
Peking University Third Hospital

Completed

A Cohort Study for Occupational Stress Induced Early Embryonic Death

Occupational Stress | Cohort Study | Etiology | Early Embryonic Death | Occupational Epidemiology
Hospital Universitari Vall d'Hebron Research Institute

Completed

Optimized Treatment Strategy for HighGrade1 (HGT1) Bladder Cancer Based on Substaging: a Prospective Observational Cohort Study

Bladder Cancer

Spain
Salmon, Margaret, M.D.
Bill and Melinda Gates Foundation; Akeso Associates; Eastern Congo Initiative; HEAL...

Unknown

Does Treating Hookworm Improve Productivity of Small Subsistence Farmers

Anemia | Exercise Tolerance | Hookworm Stool Burden

Congo
University of Utah
Jazz Pharmaceuticals; Alternating Hemiplegia of Childhood Foundation

Completed

Sodium Oxybate in Patients With Alternating Hemiplegia of Childhood (AHC-SO) (AHC-SO)

Alternating Hemiplegia of Childhood

United States
Ontario Clinical Oncology Group (OCOG)
Ontario Ministry of Health and Long Term Care

Completed

A Prospective Cohort Study to Evaluate the Oncotype DX® Test in Early Stage Breast Cancer (ONCOTYPEDX)

Breast Cancer

Canada
Albany Medical College

Completed

Cohort Comparison of Dental Nerve Block With Other Forms of Analgesia in Alleviating the Pain of Toothache (Cohort Dental)

Tooth Pain

United States
First Affiliated Hospital, Sun Yat-Sen University

Unknown

Impact of Blood Glucose at the First Trimester of Pregnant Women With Gestational Diabetes on Maternal and Fetal Outcomes and Metabolic Disorders: a Multi-central Prospective Cohort Study

Gestational Diabetes

China
National Taiwan University Hospital

Unknown

Long Term Prognosis of Taiwanese Patients With OSA

Obstructive Sleep Apnea

Taiwan
Danderyd Hospital

Completed

Debridement, Antibiotics and Implant Retention in Early Periprosthetic Joint Infection: A Retrospective Cohort Study (DAIR)

Direct Infection of Hip- and Knee Arthroplasty

Sweden
Tema Christian Eye Center

Unknown

Incidence and Progression of Glaucoma in the Tema Eye Survey Cohort

Glaucoma

Ghana
University of Bern
Merck Sharp & Dohme LLC; University Hospital, Basel, Switzerland; University... and other collaborators

Completed

Significance of Ficolin 2 in the Determination of Serological Activity in Chronic Inflammatory Bowel Disease

Crohn Disease

Switzerland
Karolinska Institutet

Completed

Cohort of Swedish Men (COSM)

Gastrointestinal Diseases | Cardiovascular Diseases | Cataract | Osteoporosis | Fractures | Cancers
Karolinska Institutet
Harvard School of Public Health (HSPH)

Completed

Swedish Mammography Cohort (SMC)

Gastrointestinal Diseases | Cardiovascular Diseases | Cataract | Osteoporosis | Fractures | Cancers
Royal Marsden NHS Foundation Trust
Royal Brompton and Harefield NHS Foundation Trust

Unknown

A Prospective Longitudinal Cohort Study Looking at the Difference in Carotid Intima-medial Thickness Between Irradiated and Unirradiated Carotid Arteries in Patients With Head and Neck Cancer

Head and Neck Tumours

United Kingdom
Eisai Co., Ltd.

Completed

A Phase 1 Comparative Study of E2022 Current and New Patch Formulations

Healthy

Japan
Ohio State University

Completed

Cohort Study of the Patterns of Microvesicles in the Serum of Participants With Atopic and Non-atopic Asthma

Asthma | Allergies

United States
The Alfred
Merck Sharp & Dohme LLC

Completed

Human Papillomavirus (HPV) Infection in Young Men Who Have Sex With Men (HYPER)

Human Papillomavirus

Australia
AstraZeneca

Completed

Epidemiology and Management of Metastatic Breast Cancer

Breast Cancer Nos Metastatic Recurrent

Romania
Atlantic Health System

Completed

Cohort Study of Bowel Function Following Robotic-assisted Laparoscopic Sacrocolpopexy

Irritable Bowel Syndrome | Constipation | Pelvic Organ Prolapse | Bowel Dysfunction

United States
Seoul National University Hospital
Samsung Medical Center; Asan Medical Center; Korea University; Yonsei University; Gachon University Gil Medical Center and other collaborators

Unknown

KoreaN Cohort Study for Outcome in Patients With Kidney Transplantation (KNOW-KT) (KNOW-KT)

Kidney Transplant Recipients | Complications After Kidney Transplant

Korea, Republic of
Universidade Federal do Rio de Janeiro

Completed

Nutritional Status and Mental Health During Pregnancy and Postpartum: a Cohort Study in Rio de Janeiro, Brazil

Pregnancy

Brazil
University of Birmingham

Unknown

Effect of Dietary, Lifestyle, and Environmental Factors on Patients With Early-Stage Bladder Cancer

Bladder Cancer

United Kingdom
National University Hospital, Singapore
Gadjah Mada University

Completed

Study of Stool Microbiota in Two Diverse Cohorts of Asian and Its Influence on Allergy Development

Asthma | Allergic Rhinitis | Eczema

Singapore, Indonesia
Assistance Publique - Hôpitaux de Paris

Unknown

COLOMBES Project:Constitution of a Population-based Cohort of Obese Subjects With Longitudinal Long-term Follow-up (COLOMBES)

Obesity

France
Gilead Sciences

Completed

A Study Evaluating GS-9620 in Virologically Suppressed Subjects With Chronic Hepatitis B Virus Infection

Hepatitis B

Korea, Republic of, United States, Canada, Australia, New Zealand
Universidade Gama Filho
The University of Texas Health Science Center, Houston; Rio de Janeiro State... and other collaborators

Completed

The Signal-averaged ElectrocArdiogram in Long Term Follow-up of Chronic CHagas Disease - RIO de Janeiro Cohort (SEARCH-Rio)

Stroke | Left Ventricular Function Systolic Dysfunction | Chagas Cardiomyopathy | Cardiac Arrhythmia | Cardiac Death

United States, Brazil
Inge Holm
The Augustinus Foundation, Denmark.

Unknown

Marathon Runners Compared to Sedentary Matched Control Subjects

Type 2 Diabetes

Denmark
Carmel Medical Center

Unknown

Cohort Prospective Study of Children With Head and Neck Cystic Malformation Who Are Treated With Intracystic OK432 (OK432)

CYSTIC MALFORMATION

Israel
Centre hospitalier de l'Université de Montréal...

Completed

Comparison of the QT/QTc Interval Between an Outpatient HIV-Infected Population on Antiretroviral Therapy and Two Large HIV-Negative Cohorts (QTVIE)

QT and Corrected QT Intervals Prolongation in HIV Positive Subjects Treated With an Antiretroviral Regimen

Canada
The Queen Elizabeth Hospital
Lyell McEwin Hospital

Unknown

The SAD Study - SLEEP, ANXIETY & DEPRESSION Study A Prospective Cohort Study (SAD)

COPD | Obstructive Sleep Apnoea | Patients With Anxiety and Depression, Who Have

Australia
EMD Serono

Completed

Prospective, Open-label Tolerability and Safety Monitoring Study of Novantrone in a Selected Cohort of Multiple Sclerosis Patients (RENEW)

Multiple Sclerosis

United States
Gilead Sciences

Completed

A Study Evaluating GS-9620 in Treatment Naive Subjects With Chronic Hepatitis B

Hepatitis B | HBV

Korea, Republic of, United States, Canada, Australia, New Zealand
Queen Mary University of London
Novartis

Completed

Dose Escalation Study Investigating Everolimus and Dovitinib in Metastatic Clear Cell Renal Cancer (DEVELOP)

Metastatic Clear Cell Renal Cancer

United Kingdom

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