Clinical trials: Retrospective
Lupus Erythematosus, Systemic, Gastrointestinal Microbiome
Assessment of Cognitive Function and Gut Microbiota Analysis in Real World Patients With Lupus Cerebrovascular Disease
Based on clinical manifestations, laboratory data and intestinal microflora detection, the cognitive function characteristics of patients with systemic lupus erythematosus and cerebrovascular disease and its relationship with…
- Trial name
- NCT05636670
- Where
- China
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Nanfang Hospital, Southern Medical University
Syphilis, Syphilis Infection
Retrospective Study of iStatis Syphilis Ab Test (POC)
The purpose of this retrospective clinical trial is to establish the clinical performance of the iStatis Syphilis AbTest. The data will be used to demonstrate the product is safe and effective for its intended use.
- Trial name
- NCT06367621
- Testing
- iStatis Syphilis Antibody Test
- Where
- South Africa
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- bioLytical Laboratories
Inguinal Hernia Repair, Mesh Infection
Mesh Infection After Hernioplasty: Complete vs Partial Removal - Retrospective Study on Outcomes and Pathogen Analysis
Background: Mesh infection after tension-free inguinal hernia repair (IHR) is rare and challenging. When conservative treatment fails, surgery is often required.
- Trial name
- NCT07491250
- Testing
- Complete mesh removal, Partial mesh removal
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Fudan University
Cesarean Delivery
A Retrospective Comparison of Neonatal Acid-base Status After CD Before January, 2015 and After January, 2016
The objective is to retrospectively gather peri-operative data on neonatal outcomes, primarily neonatal acid-base status, based on umbilical cord gas analysis, for the 23 months preceding and 23 months following the conduct of…
- Trial name
- NCT03455660
- Testing
- no intervention
- Where
- United States
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Columbia University
Breast Cancer
Clinical Outcomes of Patients Undergoing Skin-Reducing Mastectomies
The "mastectomy skin reducing" is a surgical procedure involving the removal of the mammary gland and, simultaneously, reducing the excess skin to enhance the aesthetic appearance in breast reconstruction.
- Trial name
- SRM (NCT06133452)
- Testing
- skin reducing mastectomy
- Where
- Italy
- Volunteers
- 398 people, healthy volunteers welcome
- Sponsor
- European Institute of Oncology
Implant Infection
Long-term Coated and Non-coated Tibia Nails
For this retrospective cohort study, medical records of patients treated between 2005 to 2019 with the UTN PROtect and/or ETN PROtect for tibia fractures or tibia revision cases will be examined.
- Trial name
- NCT04576052
- Where
- Germany
- Volunteers
- 397 people, healthy volunteers welcome
- Sponsor
- University Hospital Muenster
Pulp Exposure, Dental
Retrospective Evaluation of the Results of Direct Pulp Capping Treatment
The aim of this retrospective study is to evaluate the vitality of teeth that had been treated with calcium hydroxide in direct pulp capping cases.
- Trial name
- NCT05397964
- Testing
- Radiopaque Calcium Hydroxide Composition
- Where
- Turkey (Türkiye)
- Volunteers
- 190 people, healthy volunteers welcome
- Sponsor
- Istanbul Medipol University Hospital
Maternal Diabetes
Glucose Levels in Early Pregnancy and Feto-maternal Outcome
to find out whether variations in the fasting blood glucose in early pregnancy affect the fetomaternal outcome
- Trial name
- NCT04756102
- Testing
- Observation of their fetomaternal outcome
- Where
- Jordan
- Volunteers
- 218 people, healthy volunteers welcome
- Sponsor
- University of Jordan
Inguinal Hernia, Surgery--Complications
Bassini Inguinal Hernia Repair: Obsolete Or Still A Viable Surgical Option?
Retrospective review of hernia surgery patients at HHMcGuire VAMC focusing on repair type and postoperative complications.
- Conditions
- Inguinal Hernia, Surgery--Complications, Surgical Complication
- Trial name
- NCT04888078
- Testing
- Bassini hernia repair
- Where
- United States
- Volunteers
- 203 people, healthy volunteers welcome
- Sponsor
- Hunter Holmes Mcguire Veteran Affairs Medical Center
Presence of Materials From PCV-1
Assessment of the Serologic Response to Porcine Circovirus Type 1 (PCV-1) in the Serum of Infants and Toddlers, Following Administration of IPV (Inactivated Poliovirus Vaccine)-Containing Vaccines
This study aims to analyse the serologic response to PCV-1 in the PEDIARIX® [GSK Biologicals' Diphtheria and Tetanus Toxoids and Acellular Pertussis Adsorbed, Hepatitis B (Recombinant) and Inactivated Poliovirus Vaccine] and…
- Trial name
- NCT01651247
- Testing
- Serum sample
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Implant Survival Rate, Implant Survival and Success
Proton Pump Inhibitor Use and Dental Implant Success
The goal of this observational study is to evaluate the effects of proton pump inhibitors (PPIs) on the surrounding bone and the survival of dental implants.
- Trial name
- NCT06848855
- Where
- Turkey (Türkiye)
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Berkay Tokuç
Obesity
A Retrospective Chart Review of Three Medifast Weight Control Centers
The primary aim of this study is to to retrospectively evaluate the efficacy of the MWCC Jump Start (Medifast's 5 \& 1) Plan on the following indices: weight loss, anthropometric changes, and reduction in common markers of…
- Trial name
- NCT01662830
- Volunteers
- 446 people, healthy volunteers welcome
- Sponsor
- Medifast, Inc.
Breast Cancer
Study to Evaluate Effectiveness of Investigational Device in the Assistance of Detection and Diagnosis of Breast Cancer
This study aims to evaluate Effectiveness of Investigational Device, Lunit INSIGHT MMG, in the assistance of Detection and Diagnosis of Breast Cancer during Screening Mammography Interpretation.
- Trial name
- NCT05615298
- Testing
- Mammography
- Where
- United States
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Lunit Inc.
Cataract
Retrospective Analysis of the Time Elements for Different Workflow Scenarios During Femtosecond Laser-assisted Cataract Surgery (FLACS) From the Surgeon, Staff, and Patient Perspectives.
This study involves the retrospecitve review of time stamps during surgery to assess the time efficiencies of different workflow scenarios of femtosecond laser-assisted cataract surgery from the surgeon, staff, and patient…
- Trial name
- NCT07038395
- Testing
- workflow
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- LensAR Incorporated
Neuraxial Blocks
Impact of Increasing BMI on the Success of Neuraxial Blocks in Class III Obese Parturients
This study seeks to compare the success rates, feto-maternal outcomes, and complications associated with different neuraxial blocks in Class III obese parturient undergoing cesarean section
- Trial name
- NCT07367386
- Testing
- Neuraxial anesthesia
- Where
- Qatar
- Volunteers
- 1,917 people, healthy volunteers welcome
- Sponsor
- Mariah Arif
Myopia
Sustained Effect of Red-light Therapy for Myopia Control: A 2-Year Post-Trial Follow-up Study
To evaluate the long-term efficacy and safety of red-light therapy for myopia control over 2 years, and the potential rebound effect after treatment cessation.
- Trial name
- NCT06232161
- Testing
- Red-light therapy device, Spectacles
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Beijing Airdoc Technology Co., Ltd.
Oxygen Toxicity, Oxygen Deficiency
Supplementary Oxygen in Surgical and Medical Wards Evaluated by 30-day Mortality
This study evaluates the use and effects of supplementary oxygen in surgical and medical wards on patients admitted to a hospital in the capital region of Denmark.
- Trial name
- SOSAM (NCT03625700)
- Testing
- Oxygen gas
- Where
- Denmark
- Volunteers
- 11,196 people, healthy volunteers welcome
- Sponsor
- Hannibal Troensegaard
Circle of Willis; Aneurysm, Congenital, Ruptured
Circle of Willis Variants in Nepali Population Evaluated in TOF MR Angiography
The brain, though it constitutes only 2% of total body weight, receives 20% of the cardiac output. Blood supply to the brain comes from two major pairs of arteries: the anterior carotid arteries and the posterior vertebral…
- Trial name
- COW (NCT06751420)
- Testing
- Magnetic Resonance Imaging
- Where
- Nepal
- Volunteers
- 383 people, healthy volunteers welcome
- Sponsor
- Grande International Hospital, Nepal
Lumbar Fusion
A Retrospective Study of Actifuse Synthetic Bone Graft Versus Other Bone Graft Substitutes in Patients Requiring Lumbar Fusion
The purpose of this study is to assess fusion status in patients who underwent spinal fusion with Actifuse synthetic bone graft versus other bone graft material (including autograft) in achieving lumbar spinal fusion.
- Trial name
- NCT01833962
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- OrthoGeorgia
Dental Implant
Evaluation of Implants Placed in the Regular Dentist's Practice
This study is an evaluation of the implants placed in a regular dentist's practice regarding: gingiva condition stability of implant prothetic quality questionnaires for the patients
- Trial name
- NCT00286533
- Testing
- Clinical examination (implant stability, gingiva condition, etc.), Questionnaires
- Where
- Belgium
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent