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The Body Mass Index (BMI) is a numerical value derived from a person's weight and height, used to categorize individuals into weight ranges. It is calculated using the formula: weight in kilograms divided by height in meters squared. Obesity is a health condition characterized by excessive accumulation of adipose tissue that poses health risks, often diagnosed with a BMI ≥ 30. This excess fat storage occurs when surplus dietary calories are converted into triglycerides and stored in...
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Biases can arise at various stages of research, from study design and data collection to analysis and interpretation. Recognizing and addressing these biases is essential to ensure the validity and reliability of epidemiological findings.Broadly speaking, biases in epidemiology fall into three main categories: selection bias, information bias, and confounding. A more detailed description of possible biases is:  
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Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography
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Food Insecurity and Childhood Obesity: A Systematic Review.

Christine St Pierre1, Michele Ver Ploeg1, William H Dietz1,2

  • 1Milken Institute School of Public Health.

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This summary is machine-generated.

Food insecurity may be linked to childhood obesity, especially in girls and during early childhood. More research is needed to understand these complex associations for effective public health interventions.

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Area of Science:

  • Public Health
  • Pediatrics
  • Nutrition Science

Background:

  • Childhood obesity and food insecurity are significant public health concerns.
  • Understanding the relationship between these issues is crucial for developing effective interventions.

Purpose of the Study:

  • To examine the longitudinal associations between food insecurity and obesity in US children aged 1 to 19 years.

Main Methods:

  • Systematic literature review of PubMed, CINAHL, and Scopus databases (2000-2022).
  • Inclusion of English-language studies on food insecurity as a predictor of obesity or weight gain in US children.
  • Exclusion of studies outside the US and those with only unadjusted analyses.

Main Results:

  • 13 studies met inclusion criteria; evidence for associations between food insecurity and obesity was mixed.
  • Possible associations found in early childhood, for girls, and with prolonged food insecurity.
  • Heterogeneity in study methodologies limited cross-study comparisons.

Conclusions:

  • Associations between food insecurity and childhood obesity are stronger in specific subgroups.
  • Further research is essential to clarify the nuances of this relationship for targeted interventions.