Search clinical trials for: Observational study without specific intervention
Total 1828 results
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Audubon BioscienceEnrolling by invitationCardiovascular Diseases | Autoimmune Diseases | Infectious Disease | Pregnancy Related | Hematologic Malignancy | Oncology | Renal Disease | Gastro-Intestinal Disorder | Genitourinary DiseaseUnited States
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BERTHILLIER JulienCompletedChildren With a Craniopharyngioma
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AstraZenecaCompletedBreast Cancer | Oncology | EpidemiologyAlgeria
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Hôpital Armand TrousseauRecruitingBronchiolitis | Respiratory Syncytial Virus (RSV) | Immunization; InfectionFrance
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University Medicine GreifswaldRecruitingMalnutrition | Acute PancreatitisGermany
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University Medicine GreifswaldCompletedGastric Cancer | Pancreatic Cancer | Small Intestine Cancer | Rectal Cancer | Neuroendocrine Tumors | Bile Duct Cancer | Colon Cancer | Liver Cancer | Oesophageal Cancer | GIST, MalignantGermany
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Elliott Crouser MDCompleted
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Hull University Teaching Hospitals NHS TrustCompletedSTEMI | No Reflow PhenomenonUnited Kingdom
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Groupe Hospitalier Paris Saint JosephCompleted
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Pitié-Salpêtrière HospitalAssociation pour la Recherche et la Formation en Anesthésie Analgésie RéanimationCompleted
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Duke UniversityTerminatedLeft Bundle Branch Block
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AmgenCompletedIdiopathic Thrombocytopenic Purpura
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University of JordanCompletedAppendicitis | Pediatric Disorder | Hydrocele | ERASJordan
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University of East AngliaCompletedDementia | Hip FracturesUnited Kingdom
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University of ZurichUnknownBrain Tumor | Arteriovenous Malformations | HydrocephalusSwitzerland
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Laval UniversityCanadian Institutes of Health Research (CIHR)UnknownChronic Obstructive Pulmonary DiseaseCanada
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University of East AngliaCompletedDementia | Hip Fractures
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Laval UniversityCanadian Institutes of Health Research (CIHR)UnknownChronic Obstructive Pulmonary DiseaseCanada
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Samsung Medical CenterCompletedPercutaneous Coronary Intervention | Erythrocyte Transfusion | RevascularizationKorea, Republic of
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Parc de Salut MarCharles University, Czech Republic; Karolinska Institutet; Jagiellonian University and other collaboratorsTerminatedMalnutrition | SarcopeniaSpain
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Federation Internationale de Football AssociationActive, not recruiting
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The Cleveland ClinicNational Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) and other collaboratorsEnrolling by invitation
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Des Moines UniversityPenn State University; Indiana University; EpiGenTek, LLCActive, not recruitingIncident Type 2 Diabetes | Incident ObesityUnited States
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Umeå UniversityCompletedTraumatic Brain Injury | Traumatic Intracranial HemorrhageSweden
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Wroclaw Medical UniversityCompleted
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Groupe Hospitalier Paris Saint JosephCompletedHip Replacement | Acetabular FracturesFrance
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Christiana Care Health ServicesAmerican Society for Metabolic and Bariatric SurgeryCompleted
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VA Puget Sound Health Care SystemVA Palo Alto Health Care System; VA Eastern Colorado Health Care SystemUnknownPulmonary Disease, Chronic Obstructive
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University Hospital Southampton NHS Foundation...Portsmouth Hospitals NHS Trust; University of DerbyRecruitingDepression | Anxiety | Emotional Disorder | Psychological Distress | Emotions | Coping Behavior | Emotional Distress | Psychological Adjustment | Psychological Stress | Psychological | Psychosocial Problem | Psychological Disorder | Emotional Dysfunction | Severe Eosinophilic Asthma | Psychosocial Stressor | Adjustment | Adjustment...United Kingdom
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Federation Internationale de Football AssociationMajor League SoccerActive, not recruitingBrain Injuries | Traumatic Brain Injury | Head Injury | ConcussionUnited States
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Federation Internationale de Football AssociationAspetar Orthopaedic and Sports Medicine HospitalActive, not recruitingInjuries | Illness Physical | Illness, MentalQatar
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Inozyme PharmaNot yet recruitingGeneralized Arterial Calcification of Infancy | Autosomal Recessive Hypophosphatemic Rickets | Ectonucleotide Pyrophosphatase/phosphodiesterase1 Deficiency | ATP-Binding Cassette Subfamily C Member 6 Deficiency
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Fundació Institut de Recerca de l'Hospital de la...Hospital Clinic of BarcelonaCompletedFamilial Hypocalciuric HypercalcemiaSpain
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Massachusetts General HospitalCompletedMinor Head InjuryUnited States
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Zhejiang UniversityRecruiting
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Chisquares IncorporatedNot yet recruitingCOVID-19 | Burnout, Professional | Patient Engagement | Artificial Intelligence | Substance Use Disorders | Mental Health Issue | Climate Change | Preventable Disease, Vaccine | Emerging Infectious Disease | Online Education
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Azienda Ospedaliero, Universitaria PisanaNot yet recruiting
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Institute of Liver and Biliary Sciences, IndiaNot yet recruitingAcute-On-Chronic Liver FailureIndia
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Riitta VeijolaTurku University Hospital; Juvenile Diabetes Research Foundation; University... and other collaboratorsRecruiting
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Aga Khan UniversityCompleted
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Duke UniversityCompletedSuspicious Skin Lesion(s) Requiring a BiopsyUnited States
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NYU Langone HealthCompletedSystemic Lupus Erythematosus | Congenital Heart Block | Sjogren's Syndrome | Neonatal LupusUnited States
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Walter Reed National Military Medical CenterJohns Hopkins UniversityRecruitingTraumatic Brain Injury | Vascular Dementia | Cognitive DeclineUnited States
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Children's Hospital of Fudan UniversityCompletedProlonged Mechanical VentilationChina
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Ohio State UniversityAbbVieActive, not recruiting
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Washington University School of MedicineCompletedPulmonary Disease, Chronic ObstructiveUnited States
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Zenalux Biomedical, Inc.National Cancer Institute (NCI); Duke UniversityUnknownSquamous Cell CarcinomaUnited States
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Massachusetts General HospitalCompleted