Search clinical trials for: retrospective study

Total 119802 results

Aesculap AG

Enrolling by invitation

Post Market Clinical Follow-Up Study on the Performance and Safety of Lyoplant® (LYOPLACE)

Trauma, Brain | Aneurysm Cerebral | Tumor, Cerebral Ventricle | Tumor, Cerebellar

Germany
Medical Centre Leeuwarden
Catharina Ziekenhuis Eindhoven; Rijnstate Hospital; VieCuri Medical Centre; Zuyderland...

Active, not recruiting

Retrospective Study of Airway Management in Dutch ED's

Endotracheal Intubation

Netherlands
Northern Jiangsu People's Hospital

Completed

B-suture Ileostomy in Clinical Practice: a Retrospective, Single-center, Propensity Score-matched Study

Ileostomy | Ileostomies | Loop Ileostomies

China
Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University

Completed

10-year Retrospective Study of Oral and Maxillofacial Squamous Cell Carcinoma

MRI | HNSCC | AI | Radiomic

China
Endo Pharmaceuticals

Terminated

Real-World Data Study to Understand Effectiveness of Treatments in Peyronie's Disease (CURVE-PD)

Peyronie's Disease

United States
bioLytical Laboratories

Active, not recruiting

Retrospective Study of iStatis Syphilis Ab Test (POC)

Syphilis | Syphilis Infection

South Africa
Endo Pharmaceuticals
Pulse InfoFrame

Terminated

Real-World Data Study to Understand Participant Treatment Outcomes for Dupuytren's Contracture (GRASP-DC)

Dupuytren's Contracture

United States
Xiao Xu

Completed

Liver Transplantation for Hepatocellular Carcinoma Arising in Non-cirrhotic Liver: a Propensity Score-matched Retrospective Cohort Study of Two National Databases

Hepatocellular Carcinoma, Non-cirrhotic Liver

China
Association for Innovation and Biomedical Research...
European Vision Institute Clinical Research Network

Active, not recruiting

A Collaborative Resource of Heidelberg Multimodal Imaging of Intermediate and Early Atrophic AMD Cases to Study Prediction of Disease Progression (INTERCEPT-AMD)

Atrophy | Age Related Macular Degeneration | Prediction | Intermediate AMD

Portugal, France, Germany, Ireland, Italy, Netherlands, Spain, Switzerland, United Kingdom
National Children's Hospital, Vietnam
Vinmec Research Institute of Stem Cell and Gene Technology

Completed

Pneumatic Reduction For Intussusception In Children: A Retrospective Cohort Study

Intussusception

Vietnam
Ruijin Hospital

Completed

A Retrospective Study for Nimotuzumab Plus Postoperative Adjuvant Chemotherapy for Resectable Pancreatic Cancer

Resectable Pancreatic Cancer
Pfizer

Completed

This is a Retrospective Observational Study Looking at the Characteristics and Outcomes of Participants Taking Inflectra Using the CorEvitas Rheumatoid Arthritis Registry

Arthritis, Rheumatoid

United States
Zhejiang University

Completed

Split or Whole Liver Transplantation? A Multicenter Retrospective Cohort Study of Patients With Benign and Malignant Liver Disease

Zhejiang University

China
Hebei Medical University Third Hospital

Withdrawn

Characteristic Analysis and Surgical Exploration for Acetabular Roof Fractures: Multicenter Retrospective Cohort Study (CASEARF)

Acetabular Fracture

China
Novo Nordisk A/S

Enrolling by invitation

Prevalence and Economic Burden of Obesity-related Comorbidities in the Gulf Region: A Retrospective, Observational Study

Obesity

Kuwait, Oman, Qatar
National Children's Hospital, Vietnam
Vinmec Research Institute of Stem Cell and Gene Technology

Completed

Minimally Invasive Surgical Management for Pediatric Intussusception: A Retrospective Cohort Study

Intussusception

Vietnam
BeamWorks Inc.
Severance Hospital

Active, not recruiting

Multi-Reader Multi-Case, Retrospective Study to Evaluate Effectiveness of CadAI-B for Breast

Breast Cancer

Korea, Republic of
Pfizer

Completed

Study to Evaluate Clinical Real World Outcomes of Lorlatinib After Alectinib in ALK-Positive NSCLC Japanese Patients

ALK-positive Non-small-cell Lung Cancer

Japan
Sun Yat-sen University

Active, not recruiting

Modified Radical Prostatectomy for Prostate Cancer Patients With Enlarged Prostate and Severe Lower Urinary Tract Symptoms: a Single-center, Retrospective Study (Two-step RP)

Prostate Cancer

China
VA Office of Research and Development
Mayo Clinic

Completed

Observational Study of Convalescent Plasma for Treatment of Veterans With COVID-19

Coronavirus Disease 2019 (COVID-19)

United States
Pfizer

Completed

Study to Evaluate Overall Survival in Japanese Patients With HR+/HER2- Advanced Breast Cancer Treated With Palbociclib Plus Letrozole

Breast Cancer

Japan
Smith & Nephew, Inc.

Terminated

REDAPT Retrospective-Prospective Modular Stem Study

Arthroplasties, Hip Replacement

United States, Belgium, Canada
University Hospital, Brest

Active, not recruiting

Analysis of Histopathological Factors Predictive of Lymph Node Involvement and Management Practices in pT1 Colorectal Cancers Treated by Primary Endoscopic Resection: a Retrospective Population-based Study (PROMOT1) (PROMOT1)

Colorectal Cancer | Colorectal Adenocarcinoma

France
Universitaire Ziekenhuizen KU Leuven

Completed

The Effect of Selective Dorsal Rhizotomy on a Multidimensional Outcome Set in Children With Spastic Cerebral Palsy: a Retrospective Study

Cerebral Palsy

Belgium
Centre Hospitalier Intercommunal de Toulon La Seyne...
Centre d'Epidémiologie et de Santé Publique des Armées

Completed

Cutaneous Diphtheria in France : Observational, Retrospective Study of Patient Characteristics (OEDIPE)

Corynebacterium Diphtheriae Infection

France
Janssen Korea, Ltd., Korea

Terminated

A Study to Investigate the Comparative Effectiveness of Ibrutinib in Steroid Dependent/Refractory cGVHD Participants

Chronic Graft vs Host Disease

Korea, Republic of
Novartis Pharmaceuticals

Completed

A Multi-center Retrospective Study With Secondary Use of Data of Tafinlar (Dabrafenib) Plus Mekinist (Trametinib) in Chinese Patients With BRAF V600 Mutation Positive Melanoma

BRAF V600 Mutation Positive Melanoma

China
Prehospital Center, Region Zealand

Completed

Drowning in Denmark: A Six-year Registry-based Study of Fatal and Non-fatal Drowning

Drowning

Denmark
Klinikum Floridsdorf
Medical University of Vienna; Klinik Favoriten; Salzkammergut Klinikum Vöcklabruck

Completed

BMI and Lymph Node Count in Colorectal Cancer

The Aim of This Study is to Determine the Influence of BMI and Lymph Node Status on OS in CRC Patients in the Long Term

Austria
Pfizer

Completed

Retrospective Chart Review Study to Assess Characteristics, Treatment Outcomes and Resource Use of Adults Hospitalized for CAP and CSSTi Treated With Zinforo in Multiple Countries

Community Acquired Pneumonia | Complicated Skin and Soft Tissue Infection

Spain, Brazil, Colombia, France, Greece, Italy, Russian Federation
Prehospital Center, Region Zealand

Completed

Drowning-related OHCA in Denmark: A Six-year Registry-based Study

Out-Of-Hospital Cardiac Arrest | Drowning

Denmark
National Cancer Institute (NCI)

Active, not recruiting

CAR-Multicenter Analysis (CAR-MA): Retrospective Study to Characterize CAR T-cell Outcomes and Related Toxicities in Children and Young Adults With B-ALL

Lymphoblastic Leukemia, Acute, Childhood | Leukemia, Acute Lymphoblastic

United States
Dana-Farber Cancer Institute
Pfizer

Active, not recruiting

Palbociclib and Endocrine Therapy for LObular Breast Cancer Preoperative Study (PELOPS)

Breast Cancer

United States
Weidong Mi

Completed

Postoperative Infectious Complications Calculator for Elderly Patients

Postoperative Infection | Geriatrics | Prediction

China
Mount Sinai Hospital, Canada

Active, not recruiting

Venous Thromboembolism in Hematologic Malignancy and Hematopoietic Cell Transplant Patients: a Retrospective Study

Thrombocytopenia | Hematologic Malignancy | Venous Thromboembolic Disease | Thrombosis, Venous | Bleeding Hemorrhage

Canada
Austrian Breast & Colorectal Cancer Study Group
AstraZeneca; Novartis Pharmaceuticals

Completed

Tamoxifen Versus Anastrozole, Alone or in Combination With Zoledronic Acid

Breast Cancer

Austria, Germany
The Dental Hospital of Zhejiang University School...

Completed

A Retrospective Cone Beam Computed Tomography Study of The Lateral Wall Bony Window

Lateral Wall Thickness

China
Harkány Thermal Rehabilitation Centre

Active, not recruiting

Effect of Balneotherapy and Physiotherapy Treatment in Female Infertility: a Retrospective Study

Infertility, Female

Hungary
The First Affiliated Hospital of Zhejiang Chinese...

Completed

A Retrospective Study on the Differentiation Between Cough Variant Asthma and Chronic Cough

Asthma

China
M3 Health
University of Guarulhos

Active, not recruiting

Retrospective Observational Study of Implant-supported Restorations With Dental Implants.

Oral Surgical Procedures

Brazil
AstraZeneca

Completed

A Study on Patients With Chronic Kidney Disease (CKD) to Assess Treatment Experience and Patterns, Effect of the Treatment, Patient Outcomes and Patient Quality of Life

Chronic Kidney Disease

United States, Italy, Spain, Japan, United Kingdom, Sweden
Pfizer
Pfizer

Completed

Retrospective Real World Oxbryta® Data Collection and Analysis Study (RETRO)

Sickle Cell Disease

United States
Federico II University

Completed

Brentuximab Vedotin Combined With Bendamustine Supercharge, a Low-toxicity and Efficient Salvage Regimen for Primary Refractory or First-relapsed Classic Hodgkin Lymphoma: Long-term Results of a Retrospective Monocenter Study. (HL_PR/R-B)

Hodgkin Lymphoma
Istanbul University
Abant Izzet Baysal University; Istanbul Kent University

Completed

Comparison of Apexification and Regenerative Endodontic Therapy: a Retrospective Study

Apexification | Regenerative Endodontic | Fractals

Turkey
Center for Epidemiology and Health Research, Germany

Completed

RIVET - Retrospective Cohort Study on the Risk of Venous Thromboembolism (RIVET-RCS)

Venous Thromboembolism

Germany
Amgen

Completed

A Study to Describe the Characteristics of Patients Treated With Apremilast for Plaque Psoriasis in Italian Routine Clinical Practice (DARWIN)

Plaque Psoriasis

Italy
Amgen

Completed

A Study of Real-World Experience of Psoriasis Patients Treated With Apremilast in Clinical Dermatology Practice (APPRECIATE)

Psoriasis

Austria, Germany, Switzerland, United Kingdom, Ireland, Spain, Croatia, Czechia, Slovenia, Sweden
Elsan

Completed

Retrospective Study on Data Aiming to Establish a Prediction Score for Return Home at the Time of Admission to a Multidisciplinary Medical Department (SCORDOM (SCORDOM)

Continuity of Patient Care

France
Pfizer

Completed

A Retrospective Non-interventional Study of Breast Cancer Patients Diagnosed With HR+/HER2- Locally Advanced or Metastatic Breast Cancer Treated With Palbociclib in Denmark

Breast Cancer

Denmark
ProgenaBiome

Completed

A Retrospective Study of COVID-19 Treatments

Covid19 | SARS-CoV2 Infection | COVID-19 Pneumonia | SARS-CoV-2 Acute Respiratory Disease | COVID-19 Respiratory Infection | COVID-19 Acute Respiratory Distress Syndrome | COVID-19 Acute Bronchitis | COVID-19 Lower Respiratory Infection

United States

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