Key result
Mean systolic blood pressure increased from 88 mm Hg at 3 months to 96 mm Hg at 3 years of age, while mean diastolic blood pressure remained constant.
Cross-Sectional (n=522)
Systolic blood pressure naturally increases during the first three years of life in healthy children, while diastolic blood pressure remains constant.
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May inform age-specific BP norms in toddlers; leaves open prospective validation for screening thresholds.
Tatsuo Harada (1988) conducted a cross-sectional in Healthy (n=522). Increasing age was evaluated on Mean systolic and diastolic blood pressure. Mean systolic blood pressure increased from 88 mm Hg at 3 months to 96 mm Hg at 3 years of age, while mean diastolic blood pressure remained constant.
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