Clinical trials: Prevalence
Schizophrenia, Schizoaffective Disorder
Observational Study to Evaluate Bipolar Disorder Symptoms in Patients Presented With Schizophrenia or Depression
This study is aimed to evaluate the bipolar disorder symptoms in patients presented with schizophrenia, schizoaffective disorder or recurrent depression.
- Conditions
- Schizophrenia, Schizoaffective Disorder, Recurrent Depression
- Trial name
- NCT01028196
- Where
- 3 sites in Russia
- Volunteers
- 750 people
- Sponsor
- AstraZeneca
Breast Cancer
UNFOLD Study Egypt
Breast cancer is a major public health concern worldwide. In Egypt, it was the most diagnosed cancer among females in 2020 with an incidence rate of 32.4%.
- Trial name
- NCT06188494
- Where
- 7 sites in Egypt
- Volunteers
- 405 people
- Sponsor
- AstraZeneca
Bladder Cancer
TReatment Approaches and bIomarkers preValence in bladdEr Cancer in RuSsian Federation
A multicentre observational study on treatment approaches and HER2 positive status prevalence in different stages of bladder cancer and PD-L1-positive status in metastatic bladder cancer in Russian Federation
- Trial name
- RIVERS (NCT07038928)
- Where
- 20 sites in Russia
- Volunteers
- 600 people
- Sponsor
- AstraZeneca
Hemophilia A, Hemophilia B
Global Epidemiologic Study of Preexisting Immunity to AAV in Adults With Severe Hemophilia
Assess the seroprevalence of neutralizing antibodies (NAb) to AAV in adults with severe hemophilia A (coagulation factor VIII [FVIII] <1%) or moderately severe to severe hemophilia B (coagulation factor IX [FIX] ≤2%).
- Trial name
- NCT03185897
- Testing
- Non-treatment, seroprevalence
- Where
- 23 sites in United States, Austria and 4 more
- Volunteers
- 242 people
- Sponsor
- Baxalta now part of Shire
Lysosomal Acid Lipase Deficiency
Lysosomal Acid Lipase Deficiency in Risk Groups
A multicenter real-world observational study of the prevalence, diagnostic pathways, and clinical characteristics of lysosomal acid lipase deficiency in pediatric and adolescent risk groups in the Russian Federation (HELIOS)
- Trial name
- HELIOS (NCT07455864)
- Where
- 2 sites in Russia
- Volunteers
- 25 people
- Sponsor
- AstraZeneca
Multiple Sclerosis
Prevalence of Fabry Disease in a Defined Population at Risk - Patients Formerly Diagnosed With Multiple Sclerosis
The association of Multiple Sclerosis (MS) and Fabry disease is known from own clinical experiences as well as from case reports in the literature, where symptoms and suspicious results in the brain MRI led to the misdiagnosis of…
- Trial name
- NCT01271699
- Volunteers
- 250 people
- Sponsor
- CENTOGENE GmbH Rostock
COVID-19
COVID-19: A Prevalence Study of Two ART Centres After the Pandemic Lockdown in the USA (COVID-19 Free Clinics)
In late December 2019, a new coronavirus strain emerged causing coronavirus disease 2019 (COVID19). Since then, COVID19 has become a global pandemic outbreak being declared a "public health emergency of international concern" by…
- Trial name
- NCT04466644
- Testing
- ELISA, RT-PCR
- Where
- 2 sites in United States
- Volunteers
- 340 people, healthy volunteers welcome
- Sponsor
- Igenomix
Pulmonary Disease, Chronic Obstructive
A Cross-sectional Study on COPD Prevalence
Chronic Obstructive Pulmonary Disease (COPD) is a major cause of morbidity and mortality worldwide and hence, estimating its prevalence is important.
- Trial name
- NCT03028207
- Testing
- Medical tests, Questionnaire
- Where
- 20 sites in Spain
- Volunteers
- 9,362 people
- Sponsor
- GlaxoSmithKline
Hepatitis B, Hepatitis C
Observational Study on Prevalence of Host and Viral Genotypes in Chronic Hepatitis B and Hepatitis C Patients in India
This study will define the substantial disease burden associated with viral hepatitis in India, and provide a foundation to understand the host and viral determinants of disease pathogenesis that may ultimately impact treatment…
- Trial name
- NCT01772121
- Where
- 19 sites in India
- Volunteers
- 1,000 people
- Sponsor
- Gilead Sciences
Lung Cancer, Ovarian Cancer
PRospective REgistry of Advanced Stage CancER (PREFER) Patients to Assess Prevalence of Actionable Biomarkers and Driver Mutations to Address Disparities in Precision Medicine
The objective of this Study is to collect, process, and transfer biologic samples such as blood and/or tissue biopsies to determine the concordance of detected alterations obtained through liquid biopsy analyses compared to next…
- Conditions
- Lung Cancer, Ovarian Cancer, Uterine Cancer, Colorectal Cancer
- Trial name
- PREFER (NCT05697198)
- Testing
- OmniSeq Test
- Where
- 8 sites in United States
- Volunteers
- 1,429 people
- Sponsor
- Labcorp Corporation of America Holdings, Inc
Obesity, Smoking
Africa and Middle East Cardiovascular Epidemiological Study
This is a cross-sectional, epidemiological study to determine the prevalence of cardiovascular risk factors such as obesity, smoking, dyslipidemia, diabetes mellitus and hypertension in patients attending General Practice clinics…
- Conditions
- Obesity, Smoking, Dyslipidemia, Diabetes Mellitus
- Trial name
- ACE (NCT01243138)
- Where
- 73 sites in Algeria, Cameroon and 12 more
- Volunteers
- 4,386 people, healthy volunteers welcome
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Surgical Site Infection
Irrisept Versus Standard of Care in the Prevention of Surgical Site Infections
The purpose of this study was to compare the rate of surgical site infections in patients randomized to Irrisept versus SoC, who had an open abdominal laparotomy for abdominal trauma or acute surgical abdomen.
- Trial name
- NCT02255487
- Testing
- IrriSept System, No Intervention - Standard of Care (SoC) only
- Where
- 17 sites in United States
- Volunteers
- 627 people
- Sponsor
- Irrimax Corporation
Hypertension
Observational Study to Investigate Resistant Hypertension Prevalence in Korean General Hospitals
Study Objectives The study is to identify prevalence, demography and clinical characteristics of patients with resistant hypertension among hypertensive patients who have been treated in general hospitals in Korea from Jan 2012…
- Trial name
- Teveten_RH (NCT01753206)
- Where
- South Korea
- Volunteers
- 1,579 people
- Sponsor
- Handok Inc.
Metabolic Syndrome, Obesity Hypoventilation Syndrome
Obesity-hypoventilation in Metabolic Syndrom Patients
The purpose of the study is to determined the prevalence of obesity-hypoventilation syndrome in patients with metabolic syndrom.
- Conditions
- Metabolic Syndrome, Obesity Hypoventilation Syndrome, Capnography
- Trial name
- NCT04839419
- Where
- France
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- SOS Oxygene Mediterranee
Prostate Cancer
Treatment Approaches and Biomarkers PRevalence In de Novo MEtastatic Hormone-sensitive Prostate Cancer in Russian Federation
A multicentre observational study on treatment approaches and biomarkers in de novo metastatic hormone sensitive prostate cancer in Russian Federation
- Trial name
- PRIME (NCT07146113)
- Where
- 16 sites in Russia
- Volunteers
- 400 people
- Sponsor
- AstraZeneca
Ovarian Cancer
Study to Assess Prevalence of the Folate Receptor Alpha (FRa) in Adult Female Participants With Ovarian Cancer in Intercontinental (InterCon) Countries
Epithelial ovarian cancer (OC), including fallopian tube and primary peritoneal cancer, is the deadliest gynecologic malignant neoplasm with a 5-year relative survival of approximately 50%.
- Trial name
- ConFeR (NCT07539844)
- Where
- 12 sites in Argentina, Brazil and 3 more
- Volunteers
- 1,000 people
- Sponsor
- AbbVie
Gaucher Disease, Splenomegaly
A National Study in Patients With Unexplained Splenomegaly
Primary Objective: To estimate the prevalence of Gaucher disease and of other etiologies, in patients of 15 years old or more presenting with unexplained splenomegaly after exclusion of first intention-diagnoses (e.g.
- Trial name
- SMS (NCT04430881)
- Where
- France
- Volunteers
- 506 people
- Sponsor
- Sanofi
ADHD
Observational Study to Assess the Frequency of Lidocaine Ineffectiveness in Hard-to-treat ADHD
This work will assess the prevalence in hard-to-treat ADHD of the ineffectiveness of the anesthetic Lidocaine.
- Trial name
- NCT04167189
- Testing
- Lidocaine gel
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- PhenoSolve, LLC
Diabetes
An Observational, Cross Sectional Study to Assess the Prevalence of Chronic Kidney Disease (CKD) in Type 2 Diabetes Patients
This non-interventional, multi-centric, cross-sectional study is aimed to determine the prevalence of Chronic Kidney Disease in Indian patients with Type 2 Diabetes (T2DM).
- Trial name
- START-INDIA (NCT02208921)
- Where
- 18 sites in India
- Volunteers
- 3,000 people
- Sponsor
- AstraZeneca
Rheumatoid Arthritis
A Study on the Prevalence of the Modified Citrullinated Vimentin Anti-body (Anti-MCV) in an Irish Rheumatoid Arthritis (RA) Population and to Assess the Impact of Anti-MCV and the Anti-cyclic-citrullinated Peptide Antibody (Anti-CCP) Status on the Management of Irish Patients With Early RA
A key challenge in the management of patients with Rheumatoid Arthritis (RA) is the early identification of patients that are at risk of developing a severe and destructive disease.
- Trial name
- NCT01078597
- Where
- 4 sites in Ireland
- Volunteers
- 35 people
- Sponsor
- AbbVie (prior sponsor, Abbott)