Related Experiment Video
Updated: Jul 9, 2026

10:57
Determining Soil-transmitted Helminth Infection Status and Physical Fitness of School-aged Children
Published on: August 22, 2012
23.6K
AMASI epidemiological study on children living in L'Aquila.
L De Simone1, E Ortu1, A Barone1
1MeSVA Department, Division of Dentistry, University of L'Aquila, L'Aquila, Italy.
European Journal of Paediatric Dentistry
|February 28, 2023
Summary
This study found no strong evidence linking extended breastfeeding beyond one year to increased tooth decay risk in children. Further research is needed to fully understand human milk
Area of Science:
- Pediatric Dentistry
- Public Health
- Epidemiology
Background:
- Childhood oral health is influenced by various factors including habits, maternal history, and infant feeding practices.
- Understanding these associations is crucial for developing effective preventive strategies against dental caries.
- The specific impact of prolonged breastfeeding on deciduous teeth requires further investigation.
Purpose of the Study:
- To investigate the statistical relationship between children's habits, oral health status, pregnancy history, and breastfeeding duration.
- To assess the prevalence of dental caries in primary school children and identify associated risk factors.
Main Methods:
- A cross-sectional study involving 496 primary school pupils (grades 1-2) in L'Aquila, Italy.
- Data collected via anamnesis by health personnel prior to dental examinations.
- Dental caries assessed using the decayed-missing-filled teeth (dmft) index, with statistical analysis including Shapiro-Wilk, Chi-square, and t-tests (p<0.05 significance).
Main Results:
- The study did not find sufficient evidence to recommend against breastfeeding for over one year due to caries risk.
- Identified the need for supportive practices to mitigate identified risk factors for poor oral health.
- Highlighted the necessity for larger sample sizes to conclusively determine the role of human milk in oral health outcomes.
Conclusions:
- Current evidence does not support a definitive link between breastfeeding duration exceeding one year and increased risk of tooth decay.
- Interventions promoting supportive practices are essential for addressing risk factors impacting children's oral health.
- Further large-scale studies are warranted to elucidate the specific role of human milk in preventing dental caries.
Related Concept Videos
Prevalence and Incidence
In statistical epidemiology and health sciences, two essential metrics—prevalence and incidence—are fundamental for understanding disease dynamics within a population. These measures enable public health officials, epidemiologists, and researchers to assess the burden of diseases, allocate resources effectively, and design impactful public health policies and interventions.
Prevalence indicates the proportion of individuals in a population who have a specific disease or health condition at a...
Prevalence indicates the proportion of individuals in a population who have a specific disease or health condition at a...
Study Designs in Epidemiology
Epidemiological study designs are fundamental tools for investigating the distribution, determinants, and control of health conditions in populations. They help researchers understand the relationships between exposures and outcomes, and they broadly fall into two categories: "observational" and "experimental" studies.
Observational studies are those where the researcher does not intervene but rather observes natural variations. They include cross-sectional, cohort, and case-control studies.
Observational studies are those where the researcher does not intervene but rather observes natural variations. They include cross-sectional, cohort, and case-control studies.
Bias in Epidemiological Studies
Biases can arise at various stages of research, from study design and data collection to analysis and interpretation. Recognizing and addressing these biases is essential to ensure the validity and reliability of epidemiological findings.Broadly speaking, biases in epidemiology fall into three main categories: selection bias, information bias, and confounding. A more detailed description of possible biases is:
Investigation of Disease Outbreaks
Multistate foodborne outbreaks pose significant public health risks and require meticulous investigation to identify sources and implement control measures. The Centers for Disease Control and Prevention (CDC) utilizes a dynamic seven-step process for these investigations, integrating data from laboratories, interviews, and environmental assessments to protect public health.Outbreak Detection: The detection of multistate outbreaks typically begins with PulseNet, the CDC's national laboratory...
Amebiasis
Entamoeba histolytica, a protozoan parasite, is responsible for intestinal and extraintestinal amebiasis. Though a significant proportion of infections remain asymptomatic, approximately 50 million individuals annually are estimated to present with clinical disease, resulting in up to 100,000 deaths globally. The disease burden is disproportionately high in regions with lower socioeconomic status, such as parts of India, Africa, Mexico, and Latin America.Etiology and TransmissionThe infective...

