Clinical trials: Retrospective Study
Angina, Status Post PCI
Impact of Coronary Anatomy on Angina Relief in Patients Undergoing Coronary Revascularization
We hypothesize that Coronary Artery Disease (CAD) severity assessed by SYNTAX score is an independent predictor of recurrent or persistent angina following coronary revascularization.
- Conditions
- Angina, Status Post PCI, Status Post CABG
- Trial name
- NCT01665833
- Volunteers
- 4,000,000 people
- Sponsor
- North Texas Veterans Healthcare System
Asthma
Asthma Comparative Effectiveness Study
The objective of this study is to compare the real-world effectiveness of BFC and FSC in asthma patients new to ICS/LABA combination therapy in a population of U.S. health plan enrollees.
- Trial name
- Asthma CER (NCT01623544)
- Volunteers
- 6,086 people
- Sponsor
- AstraZeneca
Cardiac Tumor
A Retrospective, Observational, and Descriptive Study of Pediatric Cardiac Fibroma
This study was a retrospective descriptive case series analyzing outcomes of a novel surgical approach This study aimed to evaluate a modified surgical technique-called the Sandwich Procedure-for reconstructing the heart after…
- Trial name
- NCT07132593
- Testing
- ventricular reconstruction
- Where
- China
- Volunteers
- 17 people
- Sponsor
- China National Center for Cardiovascular Diseases
Pediatric Robotic Surgery
Retrospective/Prospective Study of Pediatric Surgical Patients
UIC Division of pediatric surgery has IRB approval to perform retrospective and prospective study of their pediatric surgical patients. At UIC Dr.
- Trial name
- NCT04899557
- Testing
- Single Port Robotic Splenectomy
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- University of Illinois Chicago
Epilepsy
Evaluate Retention Rate of Topiramate, Levetiracetam and Oxcarbazepine in a Long-term Epilepsy Treatment
The Objective of this study is to compare 2-year retention rate of topiramate, levetiracetam and oxcarbazepine in a long term epilepsy treatment.
- Trial name
- NCT02098941
- Where
- South Korea
- Volunteers
- 2,500 people
- Sponsor
- Seoul National University Hospital
Awake Fiberoptic Bronchoscope Guided Intubation
Impact of High-flow Nasal Oxygen During Awake Fiberoptic Bronchoscope Guided Intubation: A Retrospective Study
Retrospective data collection. The aim of this study is to investigate impact of high-flow nasal oxygen on safety(lowest oxygen saturation), efficiency (intubation time, need for multiple attempts) in patients underwent awake…
- Trial name
- NCT05022056
- Where
- South Korea
- Volunteers
- 200 people
- Sponsor
- Yonsei University
Peri-implant Bone Loss, Peri-implant Marginal Bone Loss
Evaluation of Fluid Biomarkers Around Implants Exhibiting Early Stage Periimplant Bone Loss
This study aimed to compare biological mediators known to be important in peri-implant diseases in implants with and without early stage marginal bone loss.
- Conditions
- Peri-implant Bone Loss, Peri-implant Marginal Bone Loss, Marginal Bone Loss, Peri-Implant Health
- Trial name
- NCT07584759
- Testing
- Collecting of peri-implant sulcus fluid, Periapical radiography
- Where
- Turkey (Türkiye)
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Pamukkale University
Anastomotic Leakage in Colon Surgery, Anastomotic Leak Rectum
Anastomotic Leakage in Colorectal Cancer Surgery in Syria
Anastomotic leakage is a serious complication of colorectal cancer surgery, particularly in resource-limited and conflict-affected settings.
- Conditions
- Anastomotic Leakage in Colon Surgery, Anastomotic Leak Rectum, Anastomotic Leak Large Intestine
- Trial name
- NCT07092631
- Where
- Syria
- Volunteers
- 119 people
- Sponsor
- Elie Bitar
Bone Defects
Treatment of Complex Ridge Defects With Custom Meshes
Brief introduction: After tooth extraction, alveolar defects may hinder implant placement. Digital imaging and CAD/CAM advances allow creation of patient-specific titanium meshes for effective bone augmentation.
- Trial name
- NCT07268456
- Where
- Turkey (Türkiye)
- Volunteers
- 15 people
- Sponsor
- TC Erciyes University
Children Requiring Sedation for MRI/CT
The Incidence and Nature of Adverse Events During Pediatric Sedation for MRI/CT in One Korean University Hospital: Retrospective Study
Sedation and anesthesia for diagnostic imaging represents a rapidly growing field of practice, especially in children. Propofol is the most common sedative drug administered for MRI/CT.
- Trial name
- NCT01855581
- Testing
- pediatric sedation (propofol, ketamine, etc)
- Where
- South Korea
- Volunteers
- 3,739 people
- Sponsor
- Yonsei University
HCC - Hepatocellular Carcinoma
Comparison of Gd-EOB-DTPA-enhanced MRI and Contrast-enhanced Ultrasound for Measuring Tumor Size of Solitary Hepatocellular Carcinoma ≤ 5cm:A Retrospective Study
Knowing the tumor size before operation is of great significance to the choice of treatment methods of surgeons and the prognosis of patients.
- Trial name
- NCT06437457
- Testing
- ceus
- Where
- China
- Volunteers
- 194 people
- Sponsor
- Anhui Medical University
Osteosarcoma
A Retrospective Non-intervention Study to Characterize FOlate Rescue Treatment in Osteosarcoma Patients Treated With HDMTX
The purpose of this study is to investigate to which extend osteosarcoma patients do NOT meet the criteria for successfully advancement to next planned chemotherapy course.
- Trial name
- FORTO (NCT02383901)
- Testing
- Methotrexate
- Where
- 5 sites in Hungary, Norway and 2 more
- Volunteers
- 116 people
- Sponsor
- Isofol Medical AB
Bacterial Infection
Retrospective Examination of Initial Care of Severe Bacterial Infections of the Child
The aim of the study is to determine the frequency of sub-optimal care in the initial care (before arrival at the intensive care unit) of children from "West France regions" suffering of severe bacterial infections.The…
- Trial name
- Diabact (NCT01485705)
- Testing
- Retrospective examination by experts whether care given fo child admitted at the ICU for suspicion of bacterial infection (not nosocomial) was optimal or not
- Where
- France
- Volunteers
- 371 people
- Sponsor
- Nantes University Hospital
Malignant Neoplasm of Other Specified Site of Nasopharynx
Retrospective Investigation of the Impacts of Prognosis for Nasopharyngeal Carcinoma Patients
To investigate whether the additional induction chemotherapy (IC) to concurrent chemoradiotherapy (CCRT) was able to improve overall survival (OS) and disease-free survival (DFS), and to clarify if stage-specified…
- Trial name
- NCT02604472
- Testing
- CCRT, IC+CCRT
- Volunteers
- 12,206 people
- Sponsor
- Sun Yat-sen University
Deformity of Limb
Study of Infantile Lower Limb Malformations and Deformities
The skeletal defects of the lower limbs in pediatric age encompass various congenital and acquired conditions that alter bone structure.
- Trial name
- REMEDIA-I (NCT06519175)
- Testing
- Conservative treatment, Single or multi-stage surgery, Amputation
- Where
- 7 sites in Italy
- Volunteers
- 1,000 people
- Sponsor
- Istituto Ortopedico Rizzoli
Mechanical Ventilation, Surgeries Undergoing General Anesthesia
Preoperative Characteristics and Outcomes of Neonates Undergoing Surgical Procedures in the NICU
This retrospective observational study evaluates neonates who underwent surgical procedures during admission to a neonatal intensive care unit (NICU).
- Trial name
- NeoSurg-Resp (NCT07793812)
- Testing
- Surgical Procedures
- Where
- Turkey (Türkiye)
- Volunteers
- 183 people
- Sponsor
- Ayberk Ozkavakli
Heart Rate Low, Anesthesia; Functional
A Study on Safety and Efficacy of Propofol in Small Children Under 2 Years of Age
This retrospective study the safety and efficacy of intravenous propofol used in children under 2 years of age during general anesthesia for surgery.
- Trial name
- NCT03132688
- Testing
- Propofol
- Where
- South Korea
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Burns, Ascorbic Acid Deficiency
Low Dose Vitamin C in Burns >20% Compared to Previous Studies With High Dose Vitamin C
Burn injury is marked by a large release of inflammatory mediators which disrupt the normal capillary barrier and cause a rapid shift of intravascular fluid into interstitial spaces, ultimately leading to shock and death.
- Conditions
- Burns, Ascorbic Acid Deficiency, Burn Shock, Burn Degree Second
- Trial name
- NCT05612867
- Testing
- Vitamin C
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Arrowhead Regional Medical Center
Glaucoma, Open-Angle
Retrospective Review of Xen Gel Stent Implantation With Open vs. Closed Conjunctiva Approach
To measure surgical success of open vs closed conjunctiva with Xen implantation.
- Trial name
- NCT04406467
- Testing
- Xen Gel Stent
- Where
- United States
- Volunteers
- 137 people
- Sponsor
- Johns Hopkins University
Cerebral Hemorrhage
Retrospective Study on the Direction of Artificial Intelligence in Identifying Cranial Trauma CT Imaging
The goal of this observational retrospective study is to evaluate artificial intelligences (AI)'s proficiency in identifying and annotating brain bleeds in computed tomography (CT) images.
- Trial name
- NCT06230419
- Where
- China
- Volunteers
- 208 people
- Sponsor
- RenJi Hospital
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