Clinical trials: Retrospective Study
Sleep Initiation and Maintenance Disorders, Pregnancy
A Study to Assess the Pregnancy Outcome in Women Exposed to Dayvigo® During Pregnancy Compared to an Unexposed Control Population
The primary purpose of the study is to compare the occurrence of major congenital malformations (MCMs) among live births between women with insomnia who are exposed to Dayvigo during the 1st trimester of pregnancy and women with…
- Trial name
- NCT06744673
- Testing
- No Intervention
- Where
- United States
- Volunteers
- 861 people, healthy volunteers welcome
- Sponsor
- Eisai Inc.
Colorectal Cancer (Diagnosis)
Secondary Care Colorectal Cancer Pathway Review
Bowel cancer (colorectal cancer) is the 4th most common cancer in Scotland. Approximately 4,000 cases are diagnosed annually. Cancer-related deaths in Scotland are higher than other UK nations.
- Trial name
- NCT07430527
- Testing
- Faecal Immunohistochemical test
- Where
- 2 sites in United Kingdom
- Volunteers
- 25,000 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Non-Small Cell Lung Cancer
Neoadjuvant Treatment Real-world Clinical Outcomes in NSCLC
Despite the clinical success of immune checkpoint blockade (ICB), in neoadjuvant setting, there is still a lack of valid data for operable NSCLC in the real world.
- Trial name
- NeoR-World (NCT05974007)
- Testing
- Neoadjuvant immunochemotherapy, Neoadjuvant chemotherapy
- Where
- China
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Cancer Institute and Hospital, Chinese Academy of Medical Sciences
Insurance Status/Stability
IMPACCT for Kids' Care
Health insurance is important for children. Public insurance programs are available to many children, but some families report being confused about how to get and keep this insurance.
- Trial name
- IMPACCT (NCT02298361)
- Testing
- Health insurance outreach IT tools
- Volunteers
- 27,251 people, healthy volunteers welcome
- Sponsor
- OCHIN, Inc.
Surgery, Surgery--Complications
Patterns and Outcomes of Neurosurgery in England Over a Five-year Period
Neurosurgical practice has seen many important changes over several decades with advances in treatments and the types of patients treated.
- Conditions
- Surgery, Surgery--Complications, Neurological Morbidity, Neurological Diseases or Conditions
- Trial name
- NCT05097066
- Testing
- Neurosurgical procedure
- Volunteers
- 371,418 people, healthy volunteers welcome
- Sponsor
- University of Leeds
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.
Osteoarthritis
A Post-Market Retrospective Study on Revision Total Knee Arthroplasty Using Medacta GMK® Revision Prosthesis
This is a retrospective, single-site observational study, designed to assess the clinical outcomes and collect safety data of GMK Revision knee system used for primary or revision total knee arthroplasty at minimum two years…
- Trial name
- NCT02912351
- Testing
- Patient record review, Radiographs, and questionaires.
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Medacta USA
Accuracy, Operation Time
Retrospective Study on the Application of Tooth-bone Dual-support Osteotomy/Location Plate in "Surgery-first" Orthognathic Treatment
The goal of this observational study is to learn the accuracy of tooth-bone dual-support osteotomy/location guide plate compared with conventional CAD/CAM interocclusal splints in "surgery-first" orthognathic surgeries.
- Trial name
- NCT07622758
- Testing
- orthognathic surgery
- Where
- China
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Peking Union Medical College
Cutaneous Vasculitis
IgA-positive Versus IgA-negative Immune Complex Vasculitis
Cutaneous vasculitis due to vascular deposition of large circulating immune complexes is a disease frequently seen by general practitioners and dermatologists.
- Trial name
- NCT01815190
- Where
- Germany
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- University Hospital Muenster
MINS
Association Between Ambient Temperature and Myocardial Injury After Noncardiac Surgery in Adults
This single-center retrospective cohort study enrolled patients aged ≥18 years who underwent noncardiac surgery between January 2014 and December 2023.
- Trial name
- NCT07079891
- Testing
- MINS
- Volunteers
- 143,095 people, healthy volunteers welcome
- Sponsor
- Hao Li
Preterm, Feeding, Bottle
Comparison of Bottle and Cup Feeding on Transition to Full Breastfeeding and Discharge Time
Breastfeeding is the ideal feeding method and that in the absence of breastfeeding the bottle and cup feeding are common alternatives. There is a lack of evidence regarding superiority of either of these methods.
- Conditions
- Preterm, Feeding, Bottle, Feeding Behavior, Feeding, Breast
- Trial name
- NCT04975282
- Testing
- Bottle feeding, Cup feeding
- Where
- Turkey (Türkiye)
- Volunteers
- 158 people, healthy volunteers welcome
- Sponsor
- Pamukkale University
Foot Surgery, Ankle Surgery
Pre-post Spinal Popliteal Block
This is a retrospective chart review to determine the non-inferiority of performing lower extremity peripheral nerve block placement under spinal anesthesia compared to its pre-spinal counterpart.
- Trial name
- NCT05354791
- Where
- United States
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Hospital for Special Surgery, New York
Persistent/Chronic Low Back Pain
A Retrospective Study to Identify New "Omics" Biomarkers of Chronic/Persistent Low Back Pain
Low back pain (LBP) is one of the most common medical problems encountered in daily life; it is related to disability and work absence and accounts for high economical costs in Western societies.
- Trial name
- NCT02037789
- Where
- 6 sites in United States, Australia and 3 more
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Parma
Covid19, Death
COVID-19 Infections and Mortality in Long-term Care Facilities During the First Wave
The medical charts of all COVID-19 cases (n=1200) from 17 long-term care facilities in Montreal, Canada will be reviewed, to compare patients who survived to patients who did not survive.
- Conditions
- Covid19, Death, Infection Viral, Infections, Respiratory
- Trial name
- NCT04782427
- Testing
- COVID-19 infection
- Where
- Canada
- Volunteers
- 1,197 people, healthy volunteers welcome
- Sponsor
- Centre integre universitaire de sante et de services sociaux du Centre-Sud-de-l'Île-de-Montréal
Periodontitis, Panoramic Radiography
Fractal and Morphometric Analysis of Mandibular Bone in Periodontitis
This retrospective study aims to evaluate the differences in mandibular bone structure between individuals with periodontitis and healthy controls using panoramic radiographs.
- Trial name
- PBFM (NCT07209579)
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Istanbul University
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
Type2diabetes
Effect of SGLT-2 Inhibitors in Patients With T2DM and Moderate to Severe Liver Fibrosis
This retrospective study will be of 12 months duration where 40 T2DM patients coming to FORTIS C-DOC hospital in OPD with F3 fibrosis will be included in the study.
- Trial name
- NCT05943899
- Where
- India
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Diabetes Foundation, India
Brain Cancer, Neck Cancer
Determine if Apparent Diffusion Coefficient (ADC) Values Can Differentiate Tumors From Normal Tissue
The purpose of this study is to determine normal measurements (ADC values) from the head and neck of healthy volunteers using 3T MRI.
- Trial name
- NCT00723463
- Testing
- 3T MRI scan
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Onychophagia
Effect of Nail Biting Habit on Mandibular Bone Structure: A Retrospective Radiological Study
Nail biting (onychophagia) is a common parafunctional habit characterized by repetitive and non-functional biting behavior. Although the effects of nail biting on dental structures and occlusion have been reported, its potential…
- Trial name
- NCT07740889
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Recep Tayyip Erdogan University Training and Research Hospital
COVID-19
Contagiousness and Immunogenicity Status of COVID-19 in Asymptomatic Population (COVID-19 CONDITION)
In late December 2019, a new coronavirus strain emerged in China causing coronavirus disease 2019 (COVID-19). Since then, COVID-19 has become a global pandemic outbreak being declared a "public health emergency of international…
- Trial name
- CONDITION (NCT04389658)
- Where
- Spain
- Volunteers
- 1,526 people, healthy volunteers welcome
- Sponsor
- Igenomix