Clinical trials: Epidemiology
Eating Disorders
Epidemiological Studies of Eating Disorders in Gifted Dance Students(1st Year)
This is the first-year part of a two-phase prospective study. The aims of the study are to investigate the prevalence rate of eating disorders in Taiwan, it's correlated psychosocial risk factors and establish the validity index…
- Trial name
- NCT00173173
- Where
- Taiwan
- Volunteers
- 2,200 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Mother-Child Relations, Preterm Birth
The 2015 Pelotas (Brazil) Birth Cohort Study
This is the fourth birth cohort to be carried out in the city of Pelotas (Brazil) including more than 4 thousand children followed-up since the pre-natal period to study maternal-child health.
- Conditions
- Mother-Child Relations, Preterm Birth, Infant Development, Breast Feeding
- Trial name
- NCT03271723
- Testing
- Observational study
- Where
- Brazil
- Volunteers
- 4,275 people, healthy volunteers welcome
- Sponsor
- Federal University of Pelotas
Nutritional Requirements
Study on Physiologic Requirement and Dietary Recommended Nutrient Intake (RNI) of Iodine in Children
Iodine is one of essential micronutrient for human, both iodine deficiency and excess will be harmful for human health. Children is the susceptible population to iodine nutrition, and studies show that even mild iodine deficiency…
- Trial name
- NCT04419103
- Testing
- no intervention
- Where
- China
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Tianjin Medical University
TB Multi-drug Resistant
Epidemiology of MDR-TB in Peru
The purpose of this study is to better understand tuberculosis (TB) and the risk of infection with TB, in Peru. TB is a disease that is caused by bacteria and transmitted through droplets in the air that come from the lungs of an…
- Trial name
- Estudio Epi (NCT00676754)
- Testing
- Statens Serum Institut RT23 2TU tuberculin
- Where
- Peru
- Volunteers
- 18,544 people, healthy volunteers welcome
- Sponsor
- Harvard University Faculty of Medicine
Human Papillomavirus Infection
An Observational Study on the Prevalence of Human Papillomavirus Types in Women in the Kingdom of Bahrain
The purpose of this study is to determine the Human Papillomavirus (HPV) prevalence and HPV type distribution among women ≥ 20 years of age attending routine cervical screening and among women ≥ 16 years of age presenting for…
- Trial name
- NCT01205412
- Testing
- Endocervical samples
- Where
- Bahrain
- Volunteers
- 552 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Physical Inactivity, Obesity
Factors Associated With Physical Inactivity Among Adolescents
Despite the acknowledgment that physical activity is important for health, there are still few population-based or school-based studies that uses the current physical activity guidelines for adolescents.
- Conditions
- Physical Inactivity, Obesity, Overweight
- Trial name
- FAPIA (NCT01137227)
- Where
- Brazil
- Volunteers
- 264 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo General Hospital
Respiratory Syncytial Virus
A Prospective, Epidemiological Study to Assess the Disease Burden of Respiratory Syncytial Virus Associated, Suspected Lower Respiratory Tract Infections in Newborns, From 0 to 2 Years of Age and Risk of Development of Wheeze and Asthma From 0 to 6 Years of Age
The purpose of this study is to assess the incidence and associated healthcare utilization of RSV-associated, suspected LRTI in a general population of infants from birth up to 2 years of age, and also to assess the accuracy of a…
- Trial name
- NCT01995175
- Testing
- Nasal swab sampling, Blood sampling, Diary cards
- Where
- 23 sites in United States, Argentina and 6 more
- Volunteers
- 2,409 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Anaphylaxis, Allergy
Epidemiology and Management of Pediatric Anaphylaxis and Allergy in the Pediatric Emergency Department of Montpellier
Anaphylaxis is a severe life-threatening reaction following exposure to an antigen. Its incidence is progressively increasing in the general population over years, especially among children.
- Trial name
- Ana-Ped (NCT05112367)
- Where
- France
- Volunteers
- 2,500 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Allergic Reaction
Epidemiology of Pecan Nut Allergy
IgE-mediated food allergy can manifest with reactions ranging from hives to anaphylactic shock. The diagnosis is based on the confirmation of sensitization to the food allergen by skin tests (prick) and the determination of…
- Trial name
- PEC-ALL (NCT05185362)
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Emergencies, Diabetes Mellitus
Geography of ED Use and Population Health
The goal of this study is to create predictive models of emergency care and metrics for population health that can be used to analyze how events like hospital closures or disasters like Hurricane Sandy affect health care…
- Trial name
- NCT03254524
- Testing
- Statewide Planning and Research Cooperative System Database
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Mental Disorders
Mental Health in Austrian Teenagers (MHAT)
The purpose of the Mental Health in Austrian Teenagers (MHAT) - Study is to collect the first epidemiological data on mental health and psychiatric disorders in a representative sample of Austrian adolescents between 10 and 18…
- Trial name
- MHAT (NCT03301077)
- Testing
- 2-phase epidemiological study (screening, interviews)
- Where
- Austria
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Lower Urinary Tract Symptoms, Neurodevelopmental Disorders
Lower Urinary Tract Symptoms and School Functioning in Children
Children in primary school often suffer from lower urinary tract symptoms (LUTS), which may negatively impact their overall well-being.
- Conditions
- Lower Urinary Tract Symptoms, Neurodevelopmental Disorders, Incontinence, Urinary, ADHD
- Trial name
- NCT06012903
- Testing
- Questionnaire Welbevinden, Questionnaire Vancouver symptom score for dysfunctional elimination syndrome, Developmental Coordination Disorder Questionnaire
- Where
- Belgium
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent
Eating Disorders
Epidemiological Studies of Eating Disorders in Gifted Dance Students (2nd Year).
This is the second-year part of a two-phase prospective epidemiological study as well as a community case-controled study. The aims of the second year study are firstly, to investigate the clinical course and 1-year outcome of…
- Trial name
- NCT00173160
- Where
- Taiwan
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Cardiovascular Diseases
Low Fat Milk Intake and Cardio Vascular Risk (CVR) Indicators in Children
Substituting whole milk intake for defatted milk will improve indicators of cardiovascular risk, i.e. total cholesterol, triglycerides, Low Density Lipoprotein (LDL) and High Density Lipoprotein (HDL)cholesterol, apolipoproteins…
- Trial name
- NCT01178515
- Testing
- Modification of the content of fat in milk, Modification of the content of cows milk, Modification of the fat content of cows´ milk
- Where
- Mexico
- Volunteers
- 650 people, healthy volunteers welcome
- Sponsor
- Instituto Nacional de Salud Publica, Mexico
Epidemiology
MATCh Parents' Supplemental Survey
Primary Objectives: 1. To collect data on health behaviors in the parents of MATCh study participants 2. To collect and/or update risk factor data from the parents of the MATCh study participants.
- Trial name
- NCT00487357
- Testing
- Supplemental Survey
- Where
- United States
- Volunteers
- 1,215 people, healthy volunteers welcome
- Sponsor
- M.D. Anderson Cancer Center
Impacted Third Molar Tooth
Epidemiological Study on the Surgical Removal of Third Molars
The aim of this study is to get a clear view on current practice of surgical third molar removal in Belgium and the association with morbidity and complications.
- Trial name
- NCT02481700
- Testing
- Third molar removal
- Volunteers
- 6,010 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Sudden Infant Death Syndrome, Apnea
Incidence and Severity of Cardiorespiratory Events in Infants at Increased Epidemiological Risk for Sudden Infant Death Syndrome (SIDS)
OBJECTIVES: I. Assess and compare the incidence and severity of cardiorespiratory events documented by home monitoring in infants at increased epidemiological risk for sudden infant death syndrome (SIDS). II.
- Trial name
- NCT00004392
- Volunteers
- 900 people, healthy volunteers welcome
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Healthy Volunteers
Epidemiology of Human Cytomegalovirus Excretion in the Saliva of Children Attending Nursery in France
Direct DNA amplification, viral isolation and specific antibody measurement in saliva from children attending nursery in France Sample collection will be done by the pediatrician the nurse, or one of the authorized investigators…
- Trial name
- CrèchMV (NCT01704222)
- Where
- France
- Volunteers
- 2,001 people, healthy volunteers welcome
- Sponsor
- University Hospital, Limoges
Waldenstrom Macroglobulinemia, Chronic Lymphocytic Leukemia
Clinical, Laboratory and Epidemiologic Characterization of Individuals and Families at High Risk of Hematologic Cancer
Background: Individuals may be prone to develop blood or lymph node cancers (leukemia or lymphoma) for a variety of reasons, including genetic predisposition to these cancers, environmental exposures or other medical conditions.
- Conditions
- Waldenstrom Macroglobulinemia, Chronic Lymphocytic Leukemia, Hodgkin Disease, NonHodgkin Lymphoma
- Trial name
- NCT00039676
- Where
- 2 sites in United States
- Volunteers
- 1,836 people, healthy volunteers welcome
- Sponsor
- National Cancer Institute (NCI)
Caries, Dental, Fluorosis, Dental
Dental Fluorosis Risk by the Use of Acidulated Fluoride Dentifrice
This research aimed to evaluate the risk of dental fluorosis by using an experimental fluoridated acidulated dentifrice compared to conventional dentifrices in two-to-four-year-old children residing in a non fluoridated area by…
- Trial name
- NCT03761485
- Testing
- Use of Dentifrice Fluoride
- Volunteers
- 452 people, healthy volunteers welcome
- Sponsor
- Federal University of Paraíba