[Ambulatory blood pressure values in healthy children]

Insights

This study establishes normal ambulatory blood pressure (ABP) values for children aged 4-6 years. Findings provide preliminary reference ranges for daytime and nighttime systolic and diastolic blood pressure in this age group.

Area of Science:

  • Pediatric Cardiology
  • Clinical Physiology

Context:

  • Childhood hypertension diagnosis relies on ambulatory blood pressure monitoring (ABPM).
  • Normal ABPM values for children aged 4-6 years (height 100-120 cm) are not well-established.
  • Establishing normative data is crucial for accurate hypertension diagnosis in pediatric populations.

Purpose:

  • To determine normal ambulatory blood pressure (ABP) ranges in children aged 4-6 years with body heights between 100 and 120 cm.
  • To provide a preliminary reference for daytime and nighttime blood pressure readings in this specific pediatric cohort.
  • To assess diurnal variations in blood pressure and heart rate.

Summary:

  • 40 normotensive children (4-6 years) underwent 24-hour ABPM using an oscillometric device.
  • Mean daytime SBP/DBP: boys 108/67 mmHg, girls 105/66 mmHg.
  • Mean nighttime SBP/DBP: boys 98/56 mmHg, girls 97/56 mmHg.
  • Significant differences observed between day and night readings, indicating a nocturnal fall.

Impact:

  • Provides essential preliminary reference data for pediatric ambulatory blood pressure monitoring.
  • Highlights the need for larger, multicenter studies to establish definitive normal ABP ranges for children.
  • Aids clinicians in the accurate diagnosis and management of hypertension in young children.

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