Longitudinal growth of infants in Qatar: comparison with WHO and CDC growth standards

Ashraf Soliman1, Mohamed Eldabbagh, Hany Khalafallah

  • 1Department of Pediatrics, Hamad Medical Center, HMC, Doha, Qatar. ATSOLIMAN@yahoo.com

Indian Pediatrics
|July 2, 2011
PubMed

Insights

Infant growth in Qatar shows girls are longer than CDC/WHO standards at 12-18 months. WHO standards identify more infants as overweight, suggesting future health concerns for pediatric populations.

Area of Science:

  • Pediatric Nutrition
  • Public Health
  • Growth Monitoring

Background:

  • Accurate infant growth monitoring is crucial for early detection of malnutrition and obesity.
  • International growth standards (CDC, WHO) are widely used but may not reflect local populations.
  • Qatar's unique demographic and environmental factors may influence infant growth patterns.

Purpose of the Study:

  • To compare longitudinal infant growth data from Qatar with established CDC and WHO growth standards.
  • To evaluate discrepancies in identifying underweight and overweight infants using different growth references.
  • To recommend appropriate growth standards for the Qatari pediatric population.

Main Methods:

  • Longitudinal study of 300 full-term infants (150 males, 150 females) in Qatar.
  • Sequential recording of infant weight and length at 2, 4, 6, 12, and 18 months of age.
  • Comparison of Qatari infant growth data against CDC and WHO growth standards.

Main Results:

  • Qatari girls exhibited greater mean length-for-age than CDC/WHO standards at 12 and 18 months.
  • CDC weight-for-length standards identified a higher prevalence of wasted infants (9.0% males, 6.5% females) compared to WHO standards (6.27% males, 6.0% females).
  • WHO standards identified more infants as overweight compared to CDC standards.

Conclusions:

  • WHO growth standards are recommended for Qatari infants due to their basis on a leaner, breastfed reference population.
  • The higher identification of overweight infants using WHO standards highlights potential future public health challenges in Qatar.
  • Growth monitoring using appropriate, context-specific standards is essential for pediatric health surveillance in Qatar.

Related Concept Videos

Oxygen Requirements and Growth Patterns01:29

Oxygen Requirements and Growth Patterns

Microorganisms exhibit diverse oxygen requirements and growth patterns driven by their metabolic strategies and environmental adaptations. Oxygen, while essential for many organisms, can also be toxic under certain conditions, shaping how microorganisms grow and survive.Oxygen Requirements of MicroorganismsMicroorganisms are classified based on their ability to use or tolerate oxygen:● Obligate aerobes like Mycobacterium tuberculosis need oxygen for energy production, as it serves as the...
Population Growth00:57

Population Growth

Population size is dynamic, increasing with birth rates and immigration, and decreasing with death rates and emigration. In ideal conditions with unlimited resources, populations can increase exponentially, which plots as a J-shaped growth rate curve of population size against time. This type of curve is characteristic of newly-introduced invasive species, or populations that have suffered catastrophic declines and are rebounding.
Longitudinal Research02:20

Longitudinal Research

Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
Longitudinal Studies01:26

Longitudinal Studies

Longitudinal studies are also widely used in other medical and social science fields. For instance, in cardiovascular research, they can monitor patients' health over decades to identify risk factors for heart disease, such as high cholesterol or smoking, and evaluate the long-term effectiveness of preventive measures. Similarly, in mental health studies, researchers might follow individuals from adolescence into adulthood to understand the development and progression of conditions like...
Microbial Growth Measurement: Indirect Methods01:27

Microbial Growth Measurement: Indirect Methods

Estimating microbial growth is essential for understanding population dynamics and environmental adaptations. Indirect methods provide valuable insights by measuring parameters such as turbidity, metabolic activity, and biomass, enabling efficient and reproducible assessments.During exponential growth, microbial cells scatter light proportionally to their biomass, a principle used in turbidity measurements. About one million cells per milliliter produce detectable scattering, which a...
Development of Human Microbiota01:30

Development of Human Microbiota

The human microbiota begins developing at birth and undergoes continual change as we age. Infancy marks a critical period of microbial sensitivity, offering a “window of opportunity” during which beneficial microbes help mature the immune system. By age three, children typically develop a more stable and diverse microbial community. Newborns acquire microbes from their immediate environment; vaginal delivery favors maternal vaginal microbes, while cesarean births favor microbes from the skin...