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[Relation between educational level and body composition in non-institutionalized elderly: The elderly EXERNET

Lucía Sagarra-Romero1,2, A Gómez-Cabello3,4,5,6,7, R Pedrero-Chamizo8

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Low educational attainment is linked to higher risks of overweight, obesity, and increased waist circumference in Spanish elderly, particularly women. This highlights a significant health disparity in aging populations.

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Area of Science:

  • Gerontology
  • Public Health
  • Epidemiology

Background:

  • Educational level is inversely associated with body composition in younger populations.
  • Research on this association in elderly individuals is limited.
  • Understanding these links in older adults is crucial for targeted health interventions.

Purpose of the Study:

  • To analyze educational levels in Spanish elderly with overweight and obesity.
  • To investigate the correlation between low educational level and overweight, central obesity, or excess fat mass in aging.
  • To identify potential health disparities related to socioeconomic factors in the elderly population.

Main Methods:

  • A cross-sectional study of 2706 Spanish elderly (mean age 72.1 years) from the EXERNET multi-center study (2008-2009).
  • Body composition assessed using bioelectrical impedance.
  • Statistical analyses included ANCOVA for group comparisons and logistic regression for risk association.

Main Results:

  • Significant inverse association between educational level and waist circumference in both men and women.
  • In women, lower academic level correlated with higher fat mass and body fat percentage.
  • No significant differences in body composition related to educational level were observed in men.

Conclusions:

  • A low educational level increases the likelihood of overweight and obesity in elderly women.
  • Increased waist circumference is associated with lower educational attainment in both elderly men and women.
  • Educational disparities contribute to obesity and central obesity risks in the aging population.