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Updated: Sep 23, 2025

Assessment of Child Anthropometry in a Large Epidemiologic Study
Published on: February 2, 2017
Syrian national growth references for children and adolescents aged 2-20 years
Ali Zamlout1, Kamal Alwannous2, Ali Kahila3
1Department of Pediatric Surgery - Faculty of Medicine, Tishreen University, Latakia, Syria.
Insights
Syrian children aged 2-20 now have national growth references for monitoring development. This study established new references, revealing increased obesity and overweight prevalence in the population.
Area of Science:
- Pediatric anthropometry
- Public health surveillance
- Growth monitoring
Background:
- Growth charts are essential for assessing child development.
- Existing international growth references may not accurately reflect the Syrian population.
- Previous assessments showed potential over/underestimation of children's anthropometrics.
Purpose of the Study:
- To establish national growth references for Syrian children aged 2-20 years.
- To provide accurate tools for clinical assessment and public health monitoring.
- To address the limitations of existing international growth charts.
Main Methods:
- A multicenter cross-sectional study involving 13,548 Syrian children aged 2-20 years.
- Collected data on stature, weight, and Body Mass Index (BMI).
- Utilized P-splines and Box-Cox transformations (T, Power Exponential, Cole and Green) for statistical modeling and fitted models were validated using Q-tests and worm plots.
Main Results:
- The Box-Cox T distribution best fit stature-for-age data.
- The Box-Cox Power Exponential distribution best fit weight-for-age and BMI-for-age data.
- National BMI cutoffs indicated a higher prevalence of obesity (boys: 4.5%, girls: 3.66%) and overweight (boys: 20.1%, girls: 19.54%) in the study population.
Conclusions:
- New national growth references for Syrian children aged 2-20 are now available for clinical use.
- The World Health Organization's standards are recommended for children aged 0-2 years.
- These references will improve the accuracy of anthropometric assessments in Syrian healthcare settings.
Background:
During the past three decades, growth charts have become one of the principal tools for monitoring anthropometric development in individuals and populations as well. Growth references by the CDC and other countries have been widely used in our hospitals and healthcare units for clinical assessment of children's development. The apparent overestimation and underestimation of many children's anthropometrics indicated the need to construct our own references. The objective of this study is to establish the national growth references for the Syrian population 2-20-year-old.
Methods:
A multicenter cross-sectional sample of 13,548 subjects, aged 2-20 years, were recruited from various kindergartens, schools, and universities across the Syrian Arab Republic between February and May-2019. Response variables (stature, weight, and BMI) were fitted against age using P-splines and three empirical distributions: Box-Cox T, Box-Cox Power Exponential, and Box-Cox Cole and Green. Residuals diagnostic Q-tests and worm plots were used to check the validity of fitted models.
Results:
Box-Cox T provided the best fit for stature-for-age, whereas Box-Cox Power Exponential provided the best fit for weight-for-age and BMI-for-age. Residuals diagnostics revealed adequate models fitting. BMI cutoffs revealed an increased prevalence of obesity (4.5% and 3.66%) and overweight (20.1% and 19.54%), for boys and girls respectively, in our population.
Conclusions:
Growth charts are available for use now in our hospitals and healthcare units. For 0-2-year-old children, we recommend using the World Health Organization's standards.
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