Clinical trials: Retrospective
Chronic Low Back Pain
Exposure to Potential Cytochrome P450 Pharmacokinetic Drug-Drug Interactions Among Osteoarthritis Patients: Incremental Risk of Multiple Prescriptions
Using a retrospective analysis of a large commercial claims database and a Medicare database, the investigators evaluated DDEs that have the potential to cause DDIs among chronic low back pain (cLBP) patients on long-term opioid…
- Trial name
- NCT01177254
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- NEMA Research, Inc.
Cervical Cancer Screening
Comparison of the Hologic Genius Digital Diagnostics System With the ThinPrep Imaging System
Quality assurance of the laboratory examinations. Retrospective non-interventional study with ThinPrep slides collected as part of the German Co-Screening Program for routine diagnostic.
- Trial name
- NCT05000125
- Testing
- Hologic's Genius Digital Diagnostics System
- Where
- Germany
- Volunteers
- 1,994 people, healthy volunteers welcome
- Sponsor
- Hologic Deutschland GmbH
Oral Cancer
Different Modalities Flaps of Head and Neck Reconstructions in Oral Cancer Patients
Different Modalities of Flaps used in Head and Neck Reconstructions in oral cancer Patients, retrospective study Study design: This study will be conducted in a Retrospective study with prospective collective data.
- Trial name
- NCT07143058
- Testing
- Flaps reconstruction in head and neck in oral cance, Flap of head and neck
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Ahmed Mohamed Abdelhafiz
Dental Implant-Abutment Designs
Association Between Restorative Emergence Profiles and Peri-implant Bone Loss in Different Implant Systems:
The goal of this observational study is evaluate the association between different emergence profile angulation on marginal bone loss progression around different implant systems (bone level, tissue level and switching platform).
- Trial name
- NCT06544746
- Testing
- Periapical radiographs
- Where
- Lebanon
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- Saint-Joseph University
Polycystic Kidney Diseases
Outcome of Autosomal Dominant Polycystic Kidney Disease Patients on Peritoneal Dialysis: a National Retrospective Study Based on Two French Registries (the French Language Peritoneal Dialysis Registry and the French Renal Epidemiology and Information Network).
Pathological features of Autosomal Dominant Polycystic Kidney disease (ADPKD) include enlarged kidney volume, a higher frequency of digestive diverticulitis and abdominal wall hernias.
- Trial name
- ADPKDPD (NCT03948113)
- Testing
- Dialysis
- Where
- France
- Volunteers
- 17,350 people, healthy volunteers welcome
- Sponsor
- CHU de Reims
Reversible Pulpitis, Irreversible Pulpitis
Clinical and Radiographic Outcomes of Pulpotomy in Teeth with Different Symptoms and Root Stages
Pulpotomy is a vital pulp therapy (VPT) method used to maintain pulp vitality by removing inflamed or infected coronal pulp tissue while preserving the health and function of radicular pulp.
- Conditions
- Reversible Pulpitis, Irreversible Pulpitis, Mature Teeth, Immature Teeth
- Trial name
- NCT06874088
- Testing
- Pulpotomy with Calcium Silicate-Based Bioceramics in Permanent Teeth
- Where
- Turkey (Türkiye)
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Muhammed Alagöz
Onychomycosis
Chart Review of the Efficacy of the GenesisPlus 1064 nm Nd:YAG Laser in the Treatment of Onychomycosis
The purpose of this study is to determine if toenail onychomycosis can be reduced by means of exposure to laser energy from the Cutera® GenesisPlus 1064 Nd:YAG laser system.
- Trial name
- NCT02445495
- Testing
- GenesisPlus 1064 nm Nd:YAG laser
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Jason K Rivers, MD, FRCPC, FAAD
Anesthesia, Acute Pain
Comparative Effects of Ciprofol and Propofol on Pain Intensity on the First Day After Surgery: a Retrospective, Propensity Score Matched, Cohort Study
Data intelligence platform was widely used to facilitate the process of clinical research. However, a platform that integrates natural language processing (NLP) and machine learning (ML) algorithms has not been reported in…
- Conditions
- Anesthesia, Acute Pain, Risk Reduction
- Trial name
- NCT06020469
- Where
- China
- Volunteers
- 6,500 people, healthy volunteers welcome
- Sponsor
- Guangdong Second Provincial General Hospital
Breast Cancer
Breast MRI for Early Detection of Breast Cancer in Thuringia
Breast magnetic resonance imaging (MRI) has different diagnostic characteristics from conventional mammography and may detect breast cancers that are difficult to identify using mammography.
- Trial name
- NCT07881679
- Testing
- Breast MRI
- Where
- Germany
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- Jena University Hospital
Dementia
Cognitive Stimulation Therapy - Effects on Cognitive and Functional Domains in Dementia - A Retrospective Data Review
This retrospective, single-blind, parallel group study investigates the efficacy of Cognitive Stimulation Therapy (CST) compared to Reality Orientation and Reminiscence Therapy (RO\&RM) in enhancing cognitive and functional…
- Trial name
- CST (NCT06932991)
- Testing
- Cognitive Remediation
- Where
- United Kingdom
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Northumbria University
Vitamin D
Association of Vitamin D Intake, and Associated Factors with Low Back Pain: a Retrospective Cohort Study
While there have been studies indicating a connection between insufficient levels of vitamin D and persistent low back pain (LBP), there is still a lack of definitive evidence.
- Trial name
- NCT06765382
- Where
- Jordan
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Mutah University
Dengue Vaccines
Retrospective Analysis of the Second Year of Safety Surveillance of the Qdenga® (TAK-003) Vaccine in Private Vaccination Centers, Including a Sub-analysis of Safety in Adults Over 60 Years of Age
The TAK-003 vaccine, Qdenga, developed by Takeda, was approved by ANMAT in April 2023 and has been available in Argentina since November 2023 for individuals aged 4 years and older, with no upper age limit.
- Trial name
- NCT07812142
- Testing
- Tak-003
- Where
- Argentina
- Volunteers
- 94,526 people, healthy volunteers welcome
- Sponsor
- Fundación Vacunar
Neuropathic Pain, Chronic Pain
Post-operative Thoracic Epidural Analgesia and Incidence of Major Complications: a Large Retrospective Dual Center Experi-ence
A retrospective observational dual center study investigating side effects and major complications after thoracic epidural insertion according to local safety protocols.
- Conditions
- Neuropathic Pain, Chronic Pain, Thoracic Cancer
- Trial name
- NCT05909007
- Testing
- thoracic epidural insertion
- Where
- Greece
- Volunteers
- 1,145 people, healthy volunteers welcome
- Sponsor
- AHEPA University Hospital
Pediatric Traumatic Brain Injury
Extradural Hematoma in Pediatrics After Acute Head Injury: Surgical and Clinical Outcome
Acute extradural hematoma (EDH) is a potentially life-threatening neurosurgical emergency in children, commonly resulting from traumatic head injury.
- Trial name
- NCT07696598
- Testing
- evacuation of hematoma
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Sohag University
Ventricular Tachycardia
Anesthetic Management in Patients Undergoing Epicardial Ablation
The study is a retrospective study and is descriptive in nature. In this study, the investigators aimed to emphasize the importance of anesthesia management by cardiac risk assessment of patients undergoing epicardial ablation…
- Trial name
- NCT06538987
- Testing
- percutaneous epicardial ablation
- Where
- Turkey (Türkiye)
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Eskisehir Osmangazi University
Postoperative Infection
Post-operative Antibiotics; Effects on Risk of Infection After Cochlear Implant Surgery
Currently there is little consensus regarding postoperative antibiotic prophylactic treatment and its effect on the postoperative infection rate after Cochlear implantation.
- Trial name
- NCT06177444
- Testing
- Antibiotic
- Where
- Denmark
- Volunteers
- 920 people, healthy volunteers welcome
- Sponsor
- Odense University Hospital
Hemangioma, Capillary
Infantile Hemangioma With Minimal or Arrested Growth : Epidemiology, Clinical Characteristics and Evolution
Infantile hemangioma (IH) is the most common vascular tumor of infancy, characterized by its clinical history. Absent at birth or present under the form of a premonitory mark, they display a rapid proliferative phase starting in…
- Trial name
- NCT05080868
- Where
- France
- Volunteers
- 224 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
Pain, Spinal Surgeries, Hip and Knee Joint Replacement, Adverse Events
RAHM Foundation Retrospective Study of Various Diseases
This is a retrospective data collection on treatment of various disorders. This registry will include a variety of different products, implants, technologies and procedures.
- Trial name
- NCT02359786
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Rahm Foundation
Alzheimer Disease, Dementia With Lewy Bodies (DLB)
Retrospective Observational Study of Blood-based Biomarkers in the Diagnosis and Monitoring of Patients With a Neurodegenerative Disease or Mental Disorder
This is a retrospective observational study to evaluate the clinical utility of blood-based biomarkers in the diagnosis and management of patients with a neurodegenerative disease (ND) or mental disorder (MD).
- Conditions
- Alzheimer Disease, Dementia With Lewy Bodies (DLB), Frontotemporal Dementia (FTD), Major Depressive Disorder (MDD)
- Trial name
- Synapsing-BK (NCT07314190)
- Where
- Spain
- Volunteers
- 1,799 people, healthy volunteers welcome
- Sponsor
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
Breast Neoplasm Female
Retrospective Comparative in Vitro Case-controlled Study of the Liquid Biopsy Test System in Women With Breast Cancer
Proof of Concept retrospective study. Women who have the diagnosis Breast Cancer ( confirmed by biopsy) will donate a blood samples.
- Trial name
- NCT04927130
- Testing
- ARNA Breast
- Where
- Russia
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- ARNA Genomics US Inc.