Relation between birth weight, growth, and subclinical atherosclerosis in adulthood

Maria Helena Valente1, Filumena Maria da Silva Gomes1, Isabela Judith Martins Benseñor2

  • 1Department of Pediatrics, Medical School, University of São Paulo (USP), 01246-903 São Paulo, SP, Brazil.

Insights

Birthweight extremes and poor early growth are linked to subclinical atherosclerosis in adults. Low birthweight is associated with higher cardiovascular risk factors, while high birthweight and slow early growth indicate different metabolic phenotypes, all related to atherosclerosis.

Area of Science:

  • Cardiovascular Science
  • Developmental Biology
  • Public Health

Background:

  • Adverse prenatal and early-life conditions increase cardiovascular disease (CVD) risk.
  • Subclinical atherosclerosis, a precursor to CVD, may be influenced by early-life factors.

Purpose of the Study:

  • To investigate the relationship between birthweight, infant growth, and subclinical atherosclerosis in adulthood.

Main Methods:

  • 88 adults (20-31 years) underwent assessments of sociodemographic factors, anthropometrics, blood pressure, metabolic profile, and subclinical atherosclerosis.
  • Evaluated intima-media thickness (IMT) and other atherosclerosis indicators.

Main Results:

  • Low birthweight (<2,500g) correlated with increased waist-to-hip ratio (WHR), diastolic blood pressure, lower HDL-cholesterol, and higher left carotid intima-media thickness (IMT).
  • High birthweight (>3,500g) associated with higher BMI, waist circumference, WHR, and increased subcutaneous adipose tissue (SAT) and liver fat.
  • Insufficient weight gain in the first year inversely correlated with mean and frequency of left carotid IMT.

Conclusions:

  • Adults with low (<2,500g) or high (>3,500g) birthweight, and those with insufficient weight gain in infancy, exhibit distinct metabolic profiles.
  • All studied groups demonstrated a relationship with subclinical atherosclerosis, highlighting the long-term impact of early-life conditions on cardiovascular health.
Abstract

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