Clinical trials: Retrospective Studies
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
Distal Radius Fracture
What is the Rate of Surgical Treatment in Adult Patients With Displaced Distal Radius Fractures Managed According to the Danish National Clinical Practice Guidelines? - A Single Center Retrospective Cohort Study
Through this study we aim to investigate the rate of DRFs initially treated with successful closed reduction (to an acceptable position, then immobilized in a plaster cast), that re-displace and end up requiring surgery.
- Trial name
- NCT05722808
- Where
- Denmark
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Nordsjaellands Hospital
Fruit and Vegetable Intake, University Students
Fruit & Vegetable Consumption and Behavioral Determinants Among Health Profession Students
This is an ancillary study of National Clinical Trial (NCT) #06229262 (which was a clinical trial that examined the effect of a 12-week mango intervention in college/university students).
- Conditions
- Fruit and Vegetable Intake, University Students, College Students, Self-Efficacy
- Trial name
- NCT07848958
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Loma Linda University
Lung Cancer
Retrospective Epidemiological Study of Lung Cancer With Low-dose Multislice Computed Tomography
Lung cancer is one of the leading causes of cancer-related death in Taiwan. Early diagnosis of lung cancer may improve cancer survival.
- Trial name
- NCT02736643
- Volunteers
- 1,334 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Dental Caries in Children, Pediatric Patients
Relationship Between Tooth Decay and Trabecular Bone
Chewing, a movement that matures with experiences, has effects on the growth and development of the stomatognathic system. Tooth decay, which is known to have effects on chewing, can affect the jaw bone due to its indirect effect…
- Conditions
- Dental Caries in Children, Pediatric Patients, Radiology
- Trial name
- NCT04608526
- Testing
- Fractal analysis
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Recep Tayyip Erdogan University Training and Research Hospital
COVID-19 Pandemic, Obesity
Obesity: an Underappreciate Risk Factor for Severe Form of COVID-19
Our study has the objective of identifying the epidemiological profil of the patients, as well as, the clinical, radiological and prognosis of obese patients with covid 19.
- Trial name
- NCT05771857
- Testing
- Obesity
- Where
- Morocco
- Volunteers
- 415 people, healthy volunteers welcome
- Sponsor
- Mohammed VI University Hospital
COVID-19
Effectiveness of Inactivated COVID-19 Vaccine of the First Booster Dose
This is a retrospective test-negative case-control study of COVID-19 Vaccine (CoronaVac®) manufactured by Sinovac Research and Development Co., Ltd.The main purpose of this study is to measure vaccine effectiveness of homologous…
- Trial name
- NCT05367895
- Testing
- COVID-19 Vaccine (Vero Cell), Inactivated
- Where
- Brazil
- Volunteers
- 14,000 people, healthy volunteers welcome
- Sponsor
- Sinovac Research and Development Co., Ltd.
Orthognathic Surgery
Retrospective Analysis of Anesthesia Procedure in Orthognathic Surgery
Using retrospective medical records to analyze the difference between the analysis of the correlation between operation time, blood loss, anesthesia methods, anesthesia medication, and postoperative recovery time
- Trial name
- NCT05316545
- Where
- Taiwan
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- Kaohsiung Medical University Chung-Ho Memorial Hospital
Pregestational Diabetes
Intrapartum Maternal Glycemic Control Using Insulin Pump Versus Insulin Drip - Cohort Observational Trial
The purpose of this study is to compare intrapartum glycemic control using insulin pump versus intravenous (IV) insulin administration.
- Trial name
- NCT01158040
- Where
- Israel
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Covid19, Corona Virus Infection
Functional Recovery of Hospitalised Patients With COVID-19: The COREG Extension Study
Older adults and those with chronic underlying health conditions are the most susceptible to COVID-19 and its complications. Although there has been a rapid response to studying the effects of COVID-19 in the acute stages, little…
- Conditions
- Covid19, Corona Virus Infection, Mobility Limitation, Frailty
- Trial name
- NCT04602260
- Where
- Canada
- Volunteers
- 211 people, healthy volunteers welcome
- Sponsor
- McMaster University
CT Angiography, Marker; Structural
Anatomical Study of Aorta Balloon Occlusion Based on CT Angiography
Aortic balloon occlusion can be used by emergency physicians to rescue patients with massive bleeding.The purpose of this study is to study the anatomical characteristics of aortic balloon occlusion based on aortic CT…
- Trial name
- NCT04440904
- Testing
- CT workstation (Syngo Via VB10B, Siemens, Germany)
- Where
- China
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
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
Postoperative Cognitive Dysfunction
Retrospective Evaluation of POCD Data of Studies From KAI, Charité - Universitätsmedizin Berlin
Data on prevention of perioperative neurocognitive disorders (pNCDs) are limited. The purpose of this monocentric parallel - grouped observational registry is to collect study data from studies with pNCDs as primary or secondary…
- Trial name
- NCT02832193
- Where
- 2 sites in Germany
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Charite University, Berlin, Germany
Meningioma
Meningiomas and Treatment With CYPROTERONE ACETATE or Progestin
Investigators observe an increase risk of meningioma in patient treated by CYPROTERONE ACETATE or other form of progestin. Investigatorsdiscribe caractéristics of meningioma and treatement of the patients follow up in CHRU of…
- Trial name
- MAP (NCT04109404)
- Where
- France
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- University Hospital, Brest
Frenulum; Hypertrophy
Pain Perception and Wound Healing After Laser-assisted Frenectomy in Children
This study is based on the records of the patients treated for labial frenectomy with a dental laser at the Department of Padiatric Dentistry from January 2017 to December 2017.
- Trial name
- NCT04368715
- Testing
- Laser-assisted frenectomy with 2780 nm Er:Cr;YSGG and 940 nm diode laser
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Trakya University
COVID-19, Lung Cancer
Perioperative Outcomes of Anatomic Lung Resections in Patients Who Recovered From Coronavirus Disease 2019
This study will determine the outcomes of anatomic lung resections in patients who recovered from coronavirus disease 2019 (COVID-19) disease by describing the morbidity and mortality as well as the length of postoperative…
- Conditions
- COVID-19, Lung Cancer, Lung TB, Hemoptysis
- Trial name
- NCT05513248
- Testing
- anatomic lung resection
- Where
- Philippines
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Lung Center of the Philippines
Distal Humerus Fracture
Retrospective Analysis on Distal Humerus Fractures
The purpose of this study is to evaluate preoperative objective measurements for distal humerus ORIF patients and operative objective measurements to determine if there is any effect to postoperative outcomes.
- Trial name
- (DHFx) (NCT03637621)
- Testing
- ORIF
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- The Orthopaedic Research & Innovation Foundation
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
Perioperative Complication, Laparascopic Sleeve Gastrectomy
Body Mass Index and Obesity Surgery Mortality Risk Score in Perioperative Complications of Laparoscopic Sleeve Gastrectomy
The term obesity is defined as body mass index (BMI) 30 and over, and morbid obesity is considered as BMI greater than 40 (1).Its incidence in the general population is approximately 20% according to Organisation for data of…
- Conditions
- Perioperative Complication, Laparascopic Sleeve Gastrectomy, BMD, Obesity, Morbid
- Trial name
- NCT04427644
- Testing
- Laparascopic Sleeve Gastrectomy, İnterventional radiologic drainage, Complte Blood Count and Biochemical evaluation
- Volunteers
- 1,617 people, healthy volunteers welcome
- Sponsor
- Kahramanmaras Sutcu Imam University
Orthodontic Wires
Diagnosis of Wire Syndrome
The Wire Syndrome (WS) refers to aberrant, unexpected, unexplained, or excessive dental movements involving teeth held by an intact post-orthodontic retention wire. Its prevalence ranging from 1.1% to 43%.
- Trial name
- NCT07030023
- Testing
- Non intervention
- Where
- France
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Nice