Growth patterns in early childhood and cardiovascular structure and function at 4 years old: A prospective cohort

Jian Wang1, Yujian Wu1, Bowen Du1

  • 1Department of Pediatric Cardiology, Shanghai Jiao Tong University School of Medicine, Xinhua Hospital, 1655 Kongjiang Rd, 200092 Shanghai, China.

Insights

Dynamic body mass index (BMI) changes in childhood predict cardiovascular issues by age 4. Overweight and catch-up growth patterns are linked to higher blood pressure and altered heart structure, highlighting the need for early intervention.

Area of Science:

  • Pediatric Cardiology
  • Developmental Pediatrics
  • Cardiovascular Health

Background:

  • Childhood overweight and obesity are established risk factors for adult cardiovascular disease.
  • The impact of dynamic body mass index (BMI) changes on early childhood cardiovascular structure and function is not well understood.

Purpose of the Study:

  • To investigate the association between distinct BMI growth patterns in early childhood and subsequent cardiovascular structure and function at age 4.
  • To determine if dynamic BMI changes are more predictive of cardiovascular outcomes than static BMI measurements.

Main Methods:

  • A cohort study of 525 children with BMI measurements at birth, 2, and 4 years.
  • Cardiovascular assessments included blood pressure, cardiac geometry, left ventricular (LV) function, speckle-tracking, integrated backscatter, and carotid intima-media thickness.
  • Six distinct BMI growth patterns were identified and analyzed for associations with cardiovascular parameters.

Main Results:

  • Stable overweight (OW) BMI patterns were associated with significantly greater LV anatomic parameters.
  • Catch-up (CU) BMI patterns were linked to poorer cardiac strain and higher systolic blood pressure (OW: OR 3.67, CU: OR 4.24).
  • Dynamic BMI growth patterns were more predictive of cardiovascular structure and function at age 4 compared to static BMI measurements.

Conclusions:

  • Overweight-related BMI growth patterns in early childhood lead to adverse cardiovascular changes by age 4.
  • These findings underscore the importance of early detection and intervention for children exhibiting concerning BMI trajectories.
  • Dynamic BMI monitoring offers a valuable tool for predicting and potentially mitigating cardiovascular risks in young children.
Abstract

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