Clinical trials: Prevalence
Dermatitis
Prevalence of Skin Sensitization and Dermatitis Among Epoxy-exposed Workers in the Wind Turbine Industry.
The goal of this observational study it to learn about the prevalence of skin sensitization and dermatitis among epoxy-exposed workers in the wind turbine industry.
- Trial name
- EPOXY (NCT05891743)
- Testing
- Patch Test
- Where
- Portugal
- Volunteers
- 126 people, healthy volunteers welcome
- Sponsor
- Siemens Gamesa Renewable Energy Blades, S.A.
Exocrine Pancreatic Insuficiency
Determine the Prevalence of Exocrine Pancreatic Insufficiency (EPI) in Pediatric and Adult Participants With Alagille Syndrome After Liver Transplantation
The goal of this clinical trial is to determine the prevalence of exocrine pancreatic insufficiency (EPI) in a population of pediatric and adult participants with Alagille Syndrome (ALGS) post liver transplant.
- Trial name
- NCT07335523
- Testing
- Fecal Fat
- Where
- 9 sites in United States
- Volunteers
- 30 people
- Sponsor
- Digestive Care, Inc.
Gastroesophageal Reflux Disease
Prevalence of Gastroesophageal Reflux Disease in Primary Care Patients With Upper Gastrointestinal Symptoms
The purpose of this study is to provide data on the gastroesophageal reflux disease (GERD) prevalence as percentage of patients with upper gastrointestinal (GI) symptoms that are identified with GERD using the Gerd-Q…
- Trial name
- NCT01020890
- Where
- 12 sites in Bulgaria
- Volunteers
- 2,210 people
- Sponsor
- AstraZeneca
Chronic Obstructive Pulmonary Disease
A Cross Sectional Disease/Condition Focused Observational Study on Chronic Obstructive Pulmonary Disease (COPD)
The purpose of this study is to establish the prevalence of comorbidities in Italian patients with chronic bronchitis with at least 2 exacerbations per year, and to document the appropriateness of instrumental diagnostic tests…
- Trial name
- PREFER (NCT02100332)
- Where
- Italy
- Volunteers
- 860 people
- Sponsor
- AstraZeneca
Appetite
Survey of Prevalence of Loss of Appetite in Subject With Health Disorders
The study is an epidemiological survey to find out the incidence of loss of appetite in Indian patients suffering from various health disorders.
- Trial name
- SPLASH (NCT01592149)
- Testing
- No Drug
- Where
- India
- Volunteers
- 16,629 people
- Sponsor
- Bayer
Psoriasis, Psoriatic Arthritis
Prevalence and Incidence of Articular Symptoms and Signs Related to Psoriatic Arthritis in Patients With Psoriasis Severe or Moderate With Adalimumab Treatment
Psoriatic Arthritis (PsA) is a comorbidity that affects a significant proportion of participants with moderate or severe psoriasis.
- Trial name
- TOGETHER (NCT01316224)
- Where
- 15 sites in Colombia
- Volunteers
- 52 people
- Sponsor
- AbbVie (prior sponsor, Abbott)
Systemic Inflammation (hsCRP)
Levels of Inflammation in Middle East People With Cardiovascular Disease With/Without Kidney Disease
This study will collect medical and background information from participants with diseases that affect the heart and blood vessels (cardiovascular disease) with/without kidney disease.
- Trial name
- INFLAMEAST (NCT06655493)
- Testing
- No treatment given
- Where
- 20 sites in Saudi Arabia, United Arab Emirates
- Volunteers
- 756 people
- Sponsor
- Novo Nordisk A/S
Osteoarthritis
Prevalence of Potential Cytochrome P450 Pharmacokinetic Incident Drug-Drug Interactions(DDI) Among Osteoarthritis Patients
Using a retrospective database analysis, OA patients taking at least one CYP450-metabolized opioid (codeine, fentanyl, hydrocodone, methadone, oxycodone, or tramadol) and at least one other prescription drug metabolized via the…
- Trial name
- NCT01177267
- Volunteers
- 10,000 people
- Sponsor
- NEMA Research, Inc.
Varicose Veins, MTHFR
Prevalence of MTHFR Polymorphisms in Venous Disease
The etiologies of varicose veins and the progression to more serious forms of chronic venous disease and identification of appropriate diagnostic tests to better aid patient management by identifying individuals who may benefit…
- Conditions
- Varicose Veins, MTHFR, Venous Disease, Thrombosis
- Trial name
- MTHFR (NCT01993914)
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Health Diagnostic Laboratory, Inc.
Diagnostic
Study of the Prevalence of Iron Deficiency in Patients With Scheduled Major Surgery (CARENFER PBM)
Many patients who are candidates for scheduled major surgery have a pre-operative iron deficiency which is poorly diagnosed. The management of per-operative iron deficiency is a part of the concept of the "Patient Blood…
- Trial name
- CARENFER-PBM (NCT04800042)
- Testing
- Diagnostic test
- Volunteers
- 1,700 people
- Sponsor
- VIFORFRANCE
Nausea Gravidarum, Vomiting of Pregnancy
Prevalence And Burden Of Nausea And Vomiting In Pregnant Women
On February 25th, 2019, ITALFARMACO launched Nuperal® in Italy, an association of doxylamine succinate and pyridoxine hydrochloride authorized by AIFA for the symptomatic treatment of nausea and vomiting in pregnancy (NVP).
- Trial name
- PURITY (NCT04926727)
- Testing
- Survey
- Where
- 3 sites in Italy
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Italfarmaco
Chronic Kidney Diseases
Study of the Prevalence of Iron Deficiency in Patients With Chronic Renal Failure But Non-Dialysis (CARENFER IRC-ND)
Despite its known prevalence, a recent study conducted with Prof. Cacoub (unpublished) on the national health insurance database showed that iron deficiency was a poorly diagnosed and poorly treated comorbidity.
- Trial name
- NCT04123145
- Testing
- Iron status testing
- Volunteers
- 1,100 people
- Sponsor
- VIFORFRANCE
Chronic Kidney Diseases
Secondary Data Analysis of Patients at Risk for CKD to Inspect CKD Prevalence, Diagnosis Rates, Diagnostic Behaviour, Treatment Patterns and Patient Characteristics
This study is a national secondary data analysis to determine the prevalence of diagnosed and undiagnosed CKD in German primary care offices in a patient population at high risk for the development and progression of CKD.
- Trial name
- InspeCKD (NCT05953701)
- Where
- Germany
- Volunteers
- 800,211 people
- Sponsor
- AstraZeneca
Lower Urinary Tract Symptoms
A Cross-sectional Internet Survey to Estimate Prevalence of Lower Urinary Tract Symptoms (LUTS)
The purpose of the study is to determine prevalence of lower urinary tract symptoms in population aged 40 years or over, in China, Taiwan and South Korea using latest ICS definition.
- Trial name
- NCT02618421
- Volunteers
- 8,284 people
- Sponsor
- Astellas Pharma Singapore Pte. Ltd.
Diabetes Mellitus, Dyslipidemia
Prevalence of Subclinical Atherosclerosis and Its Associated Factors in Hyperlipidemic Korean Adults With Diabetes
This study is to investigate correlation between Carotid Intima Media Thickness (cIMT) and several factors such as; hs C-reactive protein (CRP), HbA1c, lipid profile in Korean diabetic patients with atherosclerosis.
- Trial name
- ALTO (NCT01264263)
- Where
- 3 sites in South Korea
- Volunteers
- 181 people
- Sponsor
- AstraZeneca
Non-small Cell Lung Cancer
A Study of Prevalence of HER3 Expression in Non-Small Cell Lung Cancer
There is currently a lack of published HER3 expression prevalence data among non-small cell lung cancer (NSCLC) patients. The estimation of HER3 expression prevalence in this population using archival tissue samples and the…
- Trial name
- NCT05769764
- Testing
- Archival tissue specimen and immunohistochemistry staining
- Where
- 2 sites in United States
- Volunteers
- 225 people
- Sponsor
- Daiichi Sankyo
Cystic Fibrosis
Prevalence of Antibodies to Selected Porcine Viruses in Patients With Cystic Fibrosis Receiving Porcine-derived Pancreatic Enzyme Replacement Therapy
This is a point prevalence study conducted entirely in the United States (US) to establish the prevalence of antibodies to hepatitis E virus (HEV) and other selected porcine viruses in cystic fibrosis (CF) patients receiving…
- Trial name
- NCT01858519
- Where
- 47 sites in United States
- Volunteers
- 1,310 people
- Sponsor
- AbbVie
Erectile Dysfunction, Cardiovascular Diseases
Identification of Underlying Conditions in Men Prescribed a PDE5 Inhibitor
Erectile dysfunction (ED) has been identified as an independent risk factor for existing cardiovascular disease, preceding a major cardiovascular event by an average of about 5 years.
- Conditions
- Erectile Dysfunction, Cardiovascular Diseases, Male Urogenital Diseases
- Trial name
- NCT01150903
- Testing
- no intervention
- Volunteers
- 98,832 people
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Chronic Obstructive Pulmonary Disease
Prevalence Study and Regular Practice Among General Practitioners in Populations at Risk of Chronic Obstructive Pulmonary Disease (COPD) in Latin America
PUMA is an observational, multicentre, multinational, cross-sectional study with primary care physicians (primary care, general and family physicians).
- Trial name
- PUMA PROJECT (NCT01493544)
- Where
- 18 sites in Argentina, Colombia and 2 more
- Volunteers
- 1,907 people
- Sponsor
- AstraZeneca
Cardiovascular Disease and Lipoprotein(a)
Lipoprotein(a) in Patients With Cardiovascular Disease (CVD)
The study is conducted to improve knowledge about the epidemiology of Lipoprotein(a) in patients with established cardiovascular disease (CVD).
- Trial name
- NCT03887520
- Testing
- Blood draw for Lp(a)
- Where
- 900 sites in United States, Argentina and 47 more
- Volunteers
- 49,001 people
- Sponsor
- Novartis Pharmaceuticals