Clinical trials: Validation Study
Colorectal Cancer, Colorectal Adenoma
A Study on a Blood-based Dual-target Test for CRC Detection
To evaluate the effectiveness and accuracy of the ctDNA dual-target test kit in a large case-control cohort for the detection of colorectal cancer and advanced adenomas.
- Trial name
- NCT05508503
- Testing
- Test of methylated NTMT1 and MAP3K14-AS1, FIT
- Where
- China
- Volunteers
- 1,378 people, healthy volunteers welcome
- Sponsor
- Changhai Hospital
Stroke
VAlidity and Reliability of the Telephone Interview Form for Stroke Outcome Evaluation
The investigators combined the mRS questionnaire and BI questionnaire and then developed a telephone interview form as a simple questionnaire with internal rules.
- Trial name
- ARISE (NCT04062188)
- Testing
- Telephone Interview Form
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Dongzhimen Hospital, Beijing
Refractive Errors
Clinical Validation Study Protocol for SmartEyes Smart Optometry Measurement Device (Medical Device Clinical Validation Study)
This study aims to evaluate the SmartEyes smart refraction measurement device in two phases under real outpatient optometry room visits at Wuhan Children's Hospital.
- Trial name
- CVSP-SOMD (NCT07803094)
- Testing
- SmartEyes smart refraction measuring device, Topcon KR800, Subjective refraction
- Volunteers
- 200 people
- Sponsor
- The Hong Kong Polytechnic University
Stomach Neoplasms, Gastrectomy
Interpretable Machine Learning Models for Prognosis in Gastric Cancer Patients
This multicenter, retrospective cohort study aimed to develop and validate an explainable prediction model for prognosis after gastrectomy in patients with gastric cancer.
- Conditions
- Stomach Neoplasms, Gastrectomy, Machine Learning
- Trial name
- NCT06548464
- Where
- China
- Volunteers
- 18,000 people
- Sponsor
- Chang-Ming Huang, Prof.
Spinal Muscular Atrophy
Responsiveness and Validation Study of MFM-20 in SMA Patients Treated With Nusinersen
The Motor Function Measure (MFM), a reliable tool assessing motor function and its progression in most neuromuscular diseases, is widely used in France in many teams.
- Trial name
- RetroNusiMFM (NCT04644393)
- Where
- 8 sites in France
- Volunteers
- 40 people
- Sponsor
- Hospices Civils de Lyon
Pesticides, Occupational Exposure
Fungicide Exposure Assessment Among Apple and Peach Farmers in the Argicultural Health Study
This protocol describes an exposure assessment study of farmers in North Carolina and Iowa who personally apply the fungicides captan, thiophanate-methyl, and benomyl to apple and peach orchards.
- Trial name
- NCT00342394
- Where
- United States
- Volunteers
- 75 people
- Sponsor
- National Cancer Institute (NCI)
Hyperemesis Gravidarum
Pregnancy Specific Nausea Questionnaire (PUQE) Translated and Tested in Norwegian
Nausea in early pregnancy (emesis gravidarum) is very common but most often self-limiting. Hyperemesis gravidarum; where nausea and vomiting is severe and protracted is potentially dangerous for the woman and her foetus and…
- Trial name
- PUQE-N (NCT01836835)
- Testing
- Pregnancy Unique Questionnaire of Emesis (PUQE), 24 hours self-reported nutritional intake form
- Where
- 2 sites in Norway
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- Haukeland University Hospital
Breast Cancer
Prospective Validation Trial of Circulating Tumor Cells (CTCs) in Women With Metastatic Breast Cancer
Primary Objectives: 1. To validate the prognostic significance of circulating tumor cells (CTCs) in patients with newly diagnosed metastatic breast cancer (MBC). 2.
- Trial name
- NCT00493350
- Testing
- Blood Sample
- Where
- United States
- Volunteers
- 660 people
- Sponsor
- M.D. Anderson Cancer Center
Trauma
MaTOMS: A Feasibility Study Into Collecting Major Trauma Outcomes
Major Trauma Outcome Measures Study (MaTOMS): A feasibility Study into using outcome measures in major trauma patients. At present patients who suffer major trauma (multiple, serious injuries that could result in death or serious…
- Trial name
- MaTOMS (NCT03277560)
- Testing
- No Intervention as it is an observational study
- Where
- United Kingdom
- Volunteers
- 70 people
- Sponsor
- Oxford University Hospitals NHS Trust
Sleep Apnea
A Validation Study of the NightOwl PAT-based Home Sleep Apnea Test
The objective of this study is to evaluate the performance of a miniaturized sleep apnea test, called NightOwl. The system consists of a sensor placed on the fingertip and a cloud-based analytics software.
- Trial name
- NCT04191668
- Testing
- NightOwl
- Where
- 3 sites in United States
- Volunteers
- 106 people, healthy volunteers welcome
- Sponsor
- Ectosense NV
Head Injury
Validation of the PECARN Clinical Decision Rule for Children With Minor Head Trauma
To date, the Pediatric Emergency Care Applied Research Network (PECARN) rule for identifying children who are at very low risk of clinically-important traumatic brain injuries after minor head trauma has not been validated…
- Trial name
- NCT02752711
- Testing
- the PECARN clinical decision rule
- Where
- 3 sites in France
- Volunteers
- 1,499 people
- Sponsor
- Nantes University Hospital
Obstructive Sleep Apnea, Sleep Disorder
Validation of Pediatric Sleep Questionnaire on a Swedish Cohort
This study is aimed to validate the questionnaire called Pediatric Sleep Questionnaire on a Swedish cohort of children from 18 months to 15 years old with obstructive sleep disordered breathing.
- Conditions
- Obstructive Sleep Apnea, Sleep Disorder, Sleep Disorders in Children, Obstructive Sleep Apnea of Child
- Trial name
- NCT06367400
- Testing
- Pediatric Sleep Questionnaire
- Where
- Sweden
- Volunteers
- 520 people
- Sponsor
- Uppsala University
Deglutition Disorders, Esophageal Diseases
Development, Validation and Evaluation of an Adult and Pediatric Eosinophilic Esophagitis Activity Index
Eosinophilic Esophagitis (EoE) is a chronic inflammatory disease of the esophagus affecting children and adults. The most frequent symptoms are swallowing difficulties and thoracic pain.
- Conditions
- Deglutition Disorders, Esophageal Diseases, Eosinophilia
- Trial name
- EEsAI (NCT00939263)
- Testing
- assessment of disease activity using the EEsAI
- Where
- 25 sites in United States, Canada and 2 more
- Volunteers
- 650 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Ovarian Neoplasms, Ovarian Cancer
Prospective Sample Collection Study for a Blood-Based cfDNA Methylation Assay for Ovarian Cancer Detection
The goal of this observational study is to learn whether a blood-based cell-free DNA (cfDNA) methylation assay can help detect ovarian cancer, especially early-stage ovarian cancer, in women undergoing clinical evaluation for…
- Conditions
- Ovarian Neoplasms, Ovarian Cancer, Early Detection of Cancer
- Trial name
- NCT07593833
- Testing
- Blood-Based cfDNA Methylation Assay for Ovarian Cancer Detection
- Where
- China
- Volunteers
- 1,000 people
- Sponsor
- Tongji Hospital
Epilepsy
Attention-Deficit Hyperactivity Disorder (ADHD) Rating Scale and Epilepsy
The cognitive and psychiatric comorbidities are crucial endpoints in epileptic patients. Among these comorbidities, the Attention-Deficit Hyperactivity Disorder (ADHD) accounts for one of the most important in terms of frequency…
- Trial name
- NCT01482026
- Testing
- ADHD Rating Scale-IV
- Where
- 15 sites in France
- Volunteers
- 173 people
- Sponsor
- Hospices Civils de Lyon
Minor Head Injury
The Value of the Canadian CT Head Rule and the New Orleans Criteria in Minor Head Trauma
The New Orleans Criteria (NOC) and the Canadian CT Head Rules (CCHR) have been developed to decrease the number of normal computed tomography (CT) in mild head injury (MHI).
- Trial name
- NCT01619943
- Testing
- no intervention
- Where
- 3 sites in Tunisia
- Volunteers
- 1,600 people
- Sponsor
- University of Monastir
Omphalitis
Omphalitis Community Based Algorithm Validation Study
The objective of this study is to develop and test a simple community-based diagnostic algorithm for omphalitis in sub-Saharan Africa.
- Trial name
- OCAVS (NCT01687621)
- Testing
- Diagnostic Algorithm for Community Based Worker for Omphalitis
- Where
- Zambia
- Volunteers
- 1,009 people, healthy volunteers welcome
- Sponsor
- Boston University
Dental Crowding, Malocclusion, Angle Class I
The Reliability and Validity of Little's Irregularity Index Assessment
The primary aim of the current study was to estimate the validity, reliability, and repeatability of LII measurements
- Trial name
- LII (NCT07745855)
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Al-Azhar University
Epilepsy
Validation Study of the Simplified Seizure Classification Algorithm
An algorithm has been developed for simplified classification of epileptic seizures, in order to optimize choice of antiepileptic drugs. The objective of this study was to clinically validate the algorithm.
- Trial name
- VASSCA (NCT03796520)
- Testing
- EpiPick simplified seizure classification algorithm
- Where
- 5 sites in United States, Denmark and 2 more
- Volunteers
- 240 people
- Sponsor
- Sándor Beniczky
Uterine Fibroid, Uterine Sarcoma
A Prospective Validation Study of Radiomics in the Differential Diagnosis of Uterine Leiomyoma and Uterine Sarcoma
In our previous study, based on the multi-center clinical big data collected from January 2012 to January 2025, we have completed the construction of a multimodal early warning model for the malignant transformation of uterine…
- Conditions
- Uterine Fibroid, Uterine Sarcoma, AI (Artificial Intelligence), Radiomic
- Trial name
- NCT07269535
- Testing
- No intervention (observational study)
- Volunteers
- 500 people
- Sponsor
- Tongji Hospital