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Related Experiment Video

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Exploring Infant Sensitivity to Visual Language using Eye Tracking and the Preferential Looking Paradigm

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Growth charts compared.

Ekhard E Ziegler¹, Steven E Nelson

¹Fomon Infant Nutrition Unit, Department of Pediatrics, University of Iowa, Iowa City, IA, USA.

Nestle Nutrition Workshop Series. Paediatric Programme

|February 9, 2010

Summary

This summary is machine-generated.

New World Health Organization (WHO) growth charts serve as global standards for optimal child development. Differences between WHO standards and traditional growth references are substantial when assessing groups, but less so for individuals.

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Area of Science:

Pediatric endocrinology and growth monitoring
Public health and child development assessment

Background:

Child growth assessment relies on comparing measurements to normative references, typically growth charts.
Traditional growth charts (references) are geographically specific, reflecting 'normal' growth in a defined area.
The World Health Organization (WHO) has developed new growth charts as global standards.

Purpose of the Study:

To compare existing national growth references with new multinational growth standards.
To investigate the reasons for differences between various growth charts.
To assess the impact of these differences on individual and group child health assessments.

Main Methods:

Comparative analysis of five different growth charts: UK, Netherlands, USA (national references), Euro-Growth (multinational reference), and WHO (multinational standard).
Examination of methodological differences, including prescriptive approaches and data truncation.
Evaluation of the clinical significance of chart discrepancies in different assessment contexts.

Main Results:

Significant, largely unexplained differences exist between the WHO growth standard and traditional national growth references.
Differences are partially attributable to the WHO's prescriptive approach and data handling methods.
Discrepancies have minimal impact on monitoring individual child growth but are substantial for group health assessments.

Conclusions:

The new WHO growth charts represent a global standard for optimal child growth under ideal conditions.
While differences between growth charts may be trivial for individual monitoring, they significantly affect population-level health assessments.
Further research is needed to fully understand the unexplained variations between different growth assessment tools.