Clinical trials: Specificity
Psychotic Disorders, Schizophrenia
The Topical Niacin Skin Flush Test in First Episode Psychosis
The purpose of this study is to gather normative data from healthy adults and to determine a sensitive and specific cut-off value for responders and non-responders to the Niacin Skin Flush Test in a sample of first episode…
- Trial name
- NCT01324297
- Testing
- skin test
- Where
- Canada
- Volunteers
- 107 people, healthy volunteers welcome
- Sponsor
- Nova Scotia Health Authority
Major Depressive Disorder
The Biological Specificity of Acupoints Between Major Depressive Disorder Patients and Healthy Controls
Evidence-based medicine suggests that acupuncture can improve major depressive disorder (MDD). However, the prevalent reliance on experiential acupoint selection lacks scientific underpinning.
- Trial name
- NCT06114342
- Where
- China
- Volunteers
- 184 people, healthy volunteers welcome
- Sponsor
- Xiaomei Shao
Neuroendocrine Neoplasms
A Prospective, Open-label Study of [68Ga]Ga-DOTA-TATE in Patients With Neuroendocrine Neoplasms (NENs) and Healthy Volunteers in Japan
The purpose of this study was to evaluate the diagnostic performance of [68Ga]Ga-DOTA-TATE Positron Emission Tomography (PET)/Computerized Tomography (CT) imaging compared with conventional imaging (CIM) as standard of truth in…
- Trial name
- NCT06240741
- Testing
- [68Ga]Ga-DOTA-TATE, 68Ge/68Ga Generator
- Where
- 8 sites in Japan
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Novartis Pharmaceuticals
Helicobacter Pylori
Pilot Study of a Gastric String Test Combined With a Rapid Antigen Assay for Helicobacter Pylori Detection
This single-center, open-label, prospective pilot study aims to evaluate the feasibility, safety, and preliminary diagnostic performance of a minimally invasive gastric string sampling device combined with a rapid antigen assay…
- Trial name
- NCT07906938
- Testing
- HP String Test With Rapid Antigen Assay
- Where
- Taiwan
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Fu Jen Catholic University Hospital
HIV Infections, HIV Seronegativity
Studies of HIV-1 Infection in Newly Infected Individuals in Southern Africa
The main goal of this study is to find out how the immune system responds to a specific type of HIV infection, known as C HIV-1, in order to develop a vaccine against this type of infection.
- Trial name
- NCT00006298
- Where
- United States
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Asthma
A Study to Evaluate the Sensitivity and Specificity of Inhaled Methacholine in Bronchial Provocation Test
A multicenter, open-label study to evaluate the sensitivity and specificity of inhaled methacholine in bronchial provocation test
- Trial name
- NCT05634473
- Testing
- Methacholine Chloride
- Where
- 12 sites in China
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- Chia Tai Tianqing Pharmaceutical Group Co., Ltd.
Neoplasia
The Sensitivity and Specificity of Sniff Dog as a Tool in Diagnosing the Suspected Tumor Patients
Previous studies have demonstrated that sniff dogs can identify cancer patients from healthy subjects through sniffing exhaled breath air or blood or serum or urine or feces.
- Trial name
- NCT02049658
- Where
- China
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Chang-Qing Gao
Meridians
The Moxibustion-Induced Thermal Transport Effect Between The Heart And Lung Meridians
Although some important progresses were made in the field of the meridian research, no breakthroughs have been achieved. Besides,there are some problems in meridian researches.
- Trial name
- NCT05330403
- Testing
- Moxibustion
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Zhejiang Chinese Medical University
Gastric Cancer
Glycans Bound to Serum Haptoglobin: a Novel Gastric Cancer Tumor Biomarker
The purpose of this study is to evaluate sensitivity and specificity of newly defined tumor biomarker with gastric cancer pts and cancer-free healthy volunteers.
- Trial name
- NCT02848066
- Testing
- Blood sample(10cc) collection
- Where
- South Korea
- Volunteers
- 353 people, healthy volunteers welcome
- Sponsor
- Samsung Medical Center
To Evaluate the Sensitivity and Specificity of a Test Kit in Hong Kong
The Diagnostic Accuracy of Using Faecal-DNA Test (COLOSAFE) for Colorectal Cancer Screening
To evaluate the sensitivity and specificity of the test kit "COLOSAFE' in Hong Kong
- Trial name
- NCT04030637
- Where
- Hong Kong
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Intervertebral Disc Displacement, Intervertebral Disc Degeneration
Lumbar Disc Space Height in Young Disc Herniation and Degeneration Patients
As low back pain (LBP) imposes a heavy socioeconomic burden, early detection of pathologic intervertebral disc change in young adults holds high clinical relevance as a common structural cause of LBP.
- Conditions
- Intervertebral Disc Displacement, Intervertebral Disc Degeneration, Low Back Pain
- Trial name
- NCT02351206
- Testing
- x-ray, MRI
- Volunteers
- 389 people, healthy volunteers welcome
- Sponsor
- Jaseng Hospital of Korean Medicine
Ovarian Cancer
EARLY Study: Evaluating the Specificity and Feasibility of the EARLY Biomarker Panel for Ovarian Cancer Detection
The overall aim of the EARLY study is to systematically evaluate the impact of blood collection protocols, storage temperatures, transport conditions, and time to processing on the stability of extracellular vesicle (EV)…
- Trial name
- NCT07491081
- Testing
- Intervention 1, Intervention 2
- Where
- 2 sites in Australia
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Queensland Centre for Gynaecological Cancer
Focal Dystonia
Neurophysiology of Task-Specificity of Focal Hand Dystonia
This study will examine how the brain coordinates movement in patients with focal hand dystonia. Patients with dystonia have muscle spasms that cause uncontrolled twisting and repetitive movement or abnormal postures.
- Trial name
- NCT00309010
- Where
- United States
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Abnormal Vitreous Humor Morphology, Abnormal Choroid Morphology
Accuracy of the Red Reflex Test in the Pediatric Population
This study is designed to investigate the sensitivity and specificity of the Red Reflex Test (RRT), with and without dilation, for early detection of ocular abnormalities in children and newborns.
- Conditions
- Abnormal Vitreous Humor Morphology, Abnormal Choroid Morphology, Optic Nerve Diseases, Retinal Disease
- Trial name
- NCT04125043
- Testing
- Direct ophthalmoscope
- Where
- United States
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Children's National Research Institute
Human African Trypanosomiasis
Assessment of Recombinant HAT-RDT Specificity
Human African trypanosomiasis HAT, or sleeping sickness, is a tropical disease caused mainly by the parasite Trypanosoma brucei gambiense (gHAT).
- Trial name
- NCT05637632
- Where
- Democratic Republic of the Congo
- Volunteers
- 1,504 people, healthy volunteers welcome
- Sponsor
- Institute of Tropical Medicine, Belgium
Head And Neck Cancer, Oropharynx Cancer
OraTest in Combination With Visual Examination and Visual Examination Alone
Primary Objectives: 1. To assess the ratio in sensitivities of OraTest® in combination with visual examination versus visual examination alone in the detection of serious pathology defined as severe dysplasia, CIS, or cancer of…
- Trial name
- NCT00537199
- Testing
- Visual Examination, OraTest
- Where
- United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- M.D. Anderson Cancer Center
Real HD-tDCS, Sham HD-tDCS
Determining the Specificity of High Definition Electrical Brain Stimulation Using Simultaneous Magnetoencephalography
Non-invasive human brain stimulation using weak transcranial direct-current stimulation (tDCS) has been thousands of times in research studies over the past fifteen years as a therapy to help improve the effectiveness of repeated…
- Conditions
- Real HD-tDCS, Sham HD-tDCS, Visual Task, Motor Task
- Trial name
- NCT02060708
- Testing
- HD-tDCS
- Where
- Canada
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- The Hospital for Sick Children
Hematopoietic and Lymphoid System Neoplasm, Malignant Solid Neoplasm
A Novel Molecular Approach to Blood DNA Screening for Cancer: Specificity Assessment (The NOMAD Study)
This study is being done to establish "normal' values for a new blood test and urine test approach to cancer screening. Patients undergo blood and urine sample collection on study. Patients' medical records are reviewed.
- Trial name
- NCT06192875
- Testing
- Non-Interventional Study
- Where
- United States
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Ischemic Stroke
Study to Test Sensitivity and Specificity of Passive Wave Pressure Device in Determining Ischemic Stroke
That the Jan Medical Nautilus NeuroWaveTM system provides significantly higher sensitivity to hyper acute ischemic stroke than does CT.
- Trial name
- NCT01643525
- Testing
- Nautilus NeuroWaveTM System
- Where
- 3 sites in United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Jan Medical, Inc.
Tuberculosis Infection
Equivalence Study of Specificity of PPD
Determine if investigational products and reference standard produce similar responses.
- Trial name
- 03 (NCT01798095)
- Testing
- Aplisol@ PPD material, Reference Standard
- Where
- United States
- Volunteers
- 152 people, healthy volunteers welcome
- Sponsor
- JHP Pharmaceuticals LLC