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Updated: Nov 25, 2025

Oral Biofilm Sampling for Microbiome Analysis in Healthy Children
Published on: December 31, 2017
Early childhood caries in multilingual community
Ivan Tušek1, Bernadette O'Rourke2, Charles Lekić3
1Department of Paediatric and Preventive Dentistry, Faculty of Medicine, University of Novi Sad and Dental Clinic of Vojvodina, Novi Sad, Serbia.
Early childhood caries (ECC) affects 30.5% of preschool children in Serbia, with higher prevalence linked to social factors and ethnicity. Understanding these risks is crucial for targeted prevention strategies.
Area of Science:
- Public Health
- Pediatric Dentistry
- Epidemiology
Background:
- Early childhood caries (ECC) poses a significant global health challenge, particularly in diverse populations.
- Socioeconomic status (SES) and ethnicity are recognized determinants of oral health outcomes in children.
- Limited data exists on ECC prevalence within the multi-ethnic South Backa District (SBD), Republic of Serbia.
Purpose of the Study:
- To determine the prevalence and severity of ECC in preschool children within the ethnically diverse SBD.
- To analyze the association between ECC and various socioeconomic, ethnic, and linguistic factors.
Main Methods:
- A cross-sectional analytical study involving 341 preschool children (13-71 months) and their parents in SBD.
- Two-stage cluster sampling for child selection; parental questionnaires for SES, language, education, and income.
- WHO caries diagnostic criteria and Wine's modified criteria for severity; statistical analysis using SPSS and Microsoft Excel.
Main Results:
- ECC prevalence was 30.5%, with initial "white spot" lesions being most common.
- Higher ECC rates were observed in male children, those not speaking Serbian, children of part-time employed parents, those with elementary education, low-income families, and the Roma ethnic group.
- Significant associations were found between ECC and non-Serbian language (p = 0.009), part-time employed parents (p < 0.001), elementary education (p = 0.001), and low income (p = 0.023).
Conclusions:
- Social environment, ethnicity, and lack of Serbian language proficiency significantly influence ECC prevalence and severity in this multi-ethnic region.
- Targeted public health interventions are needed to address the identified risk factors for ECC prevention in vulnerable preschool populations.
- Further research should explore culturally sensitive strategies to improve oral health among diverse ethnic groups in SBD.
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