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Age terminology during the perinatal period

William A Engle,

    Pediatrics
    |November 3, 2004
    PubMed

    Insights

    Standardizing definitions for gestational age and neonatal age is crucial for comparing outcomes. This policy recommends consistent terminology for perinatal age measurements, including gestational age and corrected age.

    Area of Science:

    • Neonatology
    • Developmental Pediatrics
    • Perinatal Medicine

    Background:

    • Inconsistent terminology for neonatal age complicates the comparison of critical outcomes such as neurodevelopment, medical treatments, and growth trajectories.
    • Accurate age assessment is fundamental for evidence-based practice and research in neonatology and pediatrics.

    Framework:

    • This policy statement reviews existing definitions of age within the perinatal period.
    • It proposes standardized terminology to ensure clarity and consistency.

    Implementation:

    • Recommends the adoption of precise terms: gestational age, postmenstrual age, chronological age, corrected age, adjusted age, and estimated date of delivery.
    • Emphasizes the importance of using these standard definitions across clinical settings and research.

    Implications:

    • Facilitates more reliable comparisons of neurodevelopmental, medical, and growth outcomes in neonates.
    • Enhances the quality of research and clinical decision-making by establishing a common language for age assessment.
    • Supports improved care and understanding of infant development through consistent data interpretation.

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