Prevalence of overweight and obesity among children aged 2-5 years in Bahrain: a comparison between two reference

Ghada Y Al-Raees1, Maryam A Al-Amer, Abdulrahman O Musaiger

  • 1Nutrition Unit, Public Health Directorate, Ministry of Health, Kingdom of Bahrain.

Insights

Prevalence of overweight and obesity in Bahraini preschoolers varies by age and sex. Using World Health Organization (WHO) cut-offs significantly increases detected rates compared to International Obesity Task Force (IOTF) indicators.

Area of Science:

  • Pediatric Endocrinology
  • Public Health Nutrition
  • Childhood Obesity Research

Background:

  • Childhood overweight and obesity are significant global health concerns.
  • Accurate prevalence data is crucial for effective public health interventions.
  • Different growth charts and cut-off values can impact reported prevalence rates.

Purpose of the Study:

  • To determine the prevalence of overweight and obesity in Bahraini preschoolers aged 2-5 years.
  • To compare prevalence estimates using World Health Organization (WHO) and International Obesity Task Force (IOTF) cut-off values.
  • To highlight the importance of standardized reference values in pediatric obesity assessment.

Main Methods:

  • Cross-sectional study involving 354 males and 344 females aged 2-5 years.
  • Measurement of weight and height to calculate Body Mass Index (BMI).
  • Application of WHO and IOTF criteria for defining overweight and obesity.

Main Results:

  • Using WHO cut-offs, overweight prevalence was 12.3% and obesity 8.4% in females (2-<4 years).
  • Overweight prevalence was 8.4% and obesity 7.2% in males (4-<6 years) using WHO cut-offs.
  • WHO criteria yielded approximately a 2-fold increase in overweight and obesity compared to IOTF indicators across most age groups.

Conclusions:

  • Prevalence of overweight and obesity in Bahraini preschoolers differs based on age and sex.
  • Significant discrepancies exist between WHO and IOTF cut-off values, impacting prevalence estimates.
  • Standardization of reference values is essential for consistent and comparable childhood obesity surveillance and programming.

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