Clinical trials: Case-control Study
Ulcerative Colitis
Ulcerative Colitis - Vedolizumab- With/Without Prior Exposure to Anti-TNF（Tumor Necrosis Factor）Therapy
A case-control study to evaluate the immunoinflammatory effect of prior exposure to anti-TNF therapy in patients with ulcerative colitis starting vedolizumab therapy
- Trial name
- NCT03802214
- Testing
- Vedolizumab
- Where
- 2 sites in United States, Canada
- Volunteers
- 1 people
- Sponsor
- Stanford University
Colorectal Cancer; Gut Microbiota Dysbiosis
Intestinal Flora Differences Between Colorectal Cancer Patients and Healthy Individuals
This observational case-control study aims to compare the composition of intestinal microbiota between colorectal cancer (CRC) patients and healthy individuals.
- Trial name
- NCT06875648
- Testing
- Not applicable (observational study)
- Where
- China
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Hansung University
Age-Related Macular Degeneration
Genetic Study of Age-Related Macular Degeneration
This study will examine skin and blood cells for genetic changes related to the development of age-related macular degeneration, an eye disease that can significantly impair the ability to read, drive, and carry out daily…
- Trial name
- NCT00357578
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Acute Hepatitis
Case Control Study of Non Viral Hepatitis Relating to Herbal Drug Use in the Emergency Department
The use of traditional Chinese herbal medicine and various forms of alternative medicine to maintain health among the Chinese ethnic group has had a long history and has been deeply rooted in the Chinese way of living for…
- Trial name
- NCT00201578
- Where
- Taiwan
- Sponsor
- National Taiwan University Hospital
Low Back Pain
Association of Lumbar MODIC Changes With Chronic Low Back Pain in Southern European Subjects
In this case-control study, cases were chronic LBP patients aged 30-50 in whom a lumbar MRI had been prescribed. Controls were subjects aged 30-50 in whom a cranial MRI had been prescribed for headache, who did not suffer from…
- Trial name
- MODIC 2 (NCT00479063)
- Where
- Spain
- Volunteers
- 304 people
- Sponsor
- Kovacs Foundation
COVID-19
Lung Injury (Pulmonary Edema) in COVID-19: Treatment With Furosemide and Negative Fluid Balance (NEGBAL)
In COVID-19, pulmonary edema has been attributed to "cytokine storm". However, it is known that SARS-CoV-2 promotes angiotensin-converting enzyme 2 deficiency, it increases angiotensin II and this triggers volume overload.
- Trial name
- NCT05304702
- Where
- Argentina
- Volunteers
- 120 people
- Sponsor
- Clinica Colon
Periodontitis (Stage 3), Smoking ( Cigarette)
Salivary TNF-α, FoxO-1, and SIRT-1 Levels in Periodontitis and Smoking
This study examines whether smoking and gum disease (periodontitis) are linked to changes in three biological markers found in saliva: TNF-α, FoxO-1, and SIRT-1.
- Trial name
- NCT07764549
- Testing
- Salivary Biomarker Analysis (ELISA)
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Zehra Hasgül
Multiple Myeloma
Etiology of Multiple Myeloma: A Case-Control Study
Objectives: The overall objective of this project is to identify risk factors associated with the development of multiple myeloma (MM) by integrating epidemiologic, clinical and molecular information.
- Trial name
- NCT00505999
- Testing
- Questionnaire
- Where
- United States
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- M.D. Anderson Cancer Center
Fetal Growth Restriction, Antiphospholipid Syndrome
Antiphospholipid Antibodies and Fetal Growth Restriction
The Antiphospholipid Syndrome is an immune disease where the presence of antibodies directed against cell membrane phospholipids (antiphospholipid antibodies) can cause an hypercoagulable state that causes thrombosis and…
- Trial name
- NCT01538134
- Where
- Panama
- Volunteers
- 90 people
- Sponsor
- Saint Thomas Hospital, Panama
Peripheral Neuropathy, Autonomic Neuropathy
Autonomic Nervous System Dysfunction and Peripheral Neuropathy in a Cohort of Asymptomatic Juvenile Diabetic Patients (Type I): A Case-Controlled Study
This is a case-controlled study using an innovative, non-invasive, FDA approved technology to measure the autonomic nervous system.
- Trial name
- NCT00466778
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Weintraub, Michael I., MD, FACP, FAAN
Pancreatic Cancer, Microbiota
Characteristics of Intestinal Microbiome Following Pancreatic Surgery
The goal of this observational study is to learn about intestinal microbiome structure and function in individuals who have undergone a pancreatoduodenectomy and compare to healthy matched controls.
- Conditions
- Pancreatic Cancer, Microbiota, Pancreatoduodenectomy
- Trial name
- NCT06319755
- Where
- Australia
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Royal Prince Alfred Hospital, Sydney, Australia
Lateral Patellar Compression Syndrome
Novel Method for Diagnosing Lateral Patellar Compression Syndrome Using X-ray: a Retrospective Case-Control Study
This study evaluates whether the patellar axial radiograph of lateral patellar curvature angle （LPCA）with knee flexion at 30 ° can be used as a new diagnostic surrogate of lateral patellar compression syndrome（LPCS）.
- Trial name
- NCT04454593
- Testing
- no intervention
- Where
- China
- Volunteers
- 87 people
- Sponsor
- Peking University Third Hospital
Cataract, Glaucoma
Oculusgen (Ologen) Collagen Matrix Implant for Phaco-Trabeculectomy in Primary Glaucoma: A Case-Control Study
The objective of this study is to determine the safety and effectiveness of the OculusGen™ (ologen) Biodegradable Collagen Matrix Implant in hacotrabeculectomy surgery.
- Trial name
- NCT00687791
- Testing
- ologen™ Collagen Matrix Implant as an aid in phacotrabeculectomy surgery
- Where
- Singapore
- Volunteers
- 20 people
- Sponsor
- Pro Top & Mediking Company Limited
Chronic Intestinal Pseudo-Obstruction
Pseudo-obstruction Assessment With MRI
This study will explore the potential for a standardized MRI scan after a liquid meal to be used in diagnosis of the rare but debilitating chronic intestinal pseudo-obstruction (CIPO).
- Trial name
- POM (NCT04193735)
- Testing
- MRI scans after a liquid meal
- Where
- United Kingdom
- Volunteers
- 16 people
- Sponsor
- University of Nottingham
Transfusion-Related Acute Lung Injury, ARDS, Human
Comparison of the Proteome in ICU Patients in Search for TRALI Biomarkers: A Case-control Study Using Both Retrospective and Prospective Samples
Transfusion-related acute lung injury (TRALI) is a severe complication of blood transfusions. After a transfusion, TRALI develops in 0.08-15% of cases depending on the characteristics of the studied population.
- Trial name
- CURIE (NCT06444750)
- Testing
- Blood sample collection
- Volunteers
- 210 people, healthy volunteers welcome
- Sponsor
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
Long COVID-19 Syndrome
Cognitive Function Analysis and qEEG Study in Long COVID-19 Syndrome Patients
Over than 30% individuals with COVID-19, including the asymptomatic ones, and around 80% of patients hospitalized with COVID-19 may experience post-COVID sequelae, which is commonly referred to as Long COVID Syndrome.
- Trial name
- NCT05670418
- Testing
- Quantitative Electroencephalography
- Where
- Indonesia
- Volunteers
- 45 people
- Sponsor
- Universitas Indonesia
Surgical Wound Infection, Postoperative Wound Infection
Study Evaluating Severe Surgical Site Infections (SSIs) Following Contaminated Or Dirty-infected Abdominal Surgery
This is an observational study to evaluate the relative importance of the known risk factors for severe surgical site infections (SSIs) on the development of the more severe SSI cases, and to describe the demographic, clinical…
- Trial name
- EURIDICE (NCT00906074)
- Testing
- Elective or emergency abdominal surgery
- Volunteers
- 180 people
- Sponsor
- Pfizer
Trochanteric Hip Fractures, Warfarin Medication
Fast Reversal of Warfarin and Early Surgery in Patients With Trochanteric Hip Fracture A Case-control Study
A retrospective case-control study. To evaluate if early surgery within 24hours of troch or subtrochanteric hip fractures using intramedullary nailing is safe in patients on warfarin treatment after fast reversal of the warfarin…
- Conditions
- Trochanteric Hip Fractures, Warfarin Medication, Early Surgery
- Trial name
- NCT04614090
- Where
- Sweden
- Volunteers
- 198 people
- Sponsor
- Karolinska Institutet
Brain Injuries, Stroke
Effects of Prolonged and Chronic Critical Illness Induced by Brain Injury on Metabolic State
Brain injuries, including acute stroke (AS) and traumatic brain injury (TBI), are prevalent pathologies with severe consequences.
- Conditions
- Brain Injuries, Stroke, Malnutrition, Critical Illness
- Trial name
- NCT06545825
- Testing
- Standard enteral nutrition
- Where
- Russia
- Volunteers
- 30 people
- Sponsor
- Federal Research and Clinical Centre of Intensive Care Medicine and Rehabilitology
Ankle Fractures
Factors Influencing the Risk of Surgical Site Infections and Wound Complications in Operatively Treated Ankle Fractures in the Elderly
This study is to analyse risk factors for wound complications or surgical site infections and to analyse whether risk factors for wound complications or surgical site infections are also factors for other complications.
- Trial name
- NCT04379791
- Testing
- Data collection from routine medical records
- Where
- Switzerland
- Volunteers
- 200 people
- Sponsor
- University Hospital, Basel, Switzerland
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