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[Comparative characteristics of physical development of first year infants]

V A Beliakov, V N Zhukov, I V Popova

    Problemy Sotsial'Noi Gigieny, Zdravookhraneniia I Istorii Meditsiny
    |May 10, 2006
    PubMed

    Insights

    Infant physical development improved between 1992-2004, with steadier growth in body mass and height observed in infants born later. Altered infant feeding practices are linked to these positive developmental changes.

    Area of Science:

    • Pediatrics
    • Human Development
    • Public Health

    Background:

    • Assessing infant physical development is crucial for establishing population health baselines.
    • Comparing longitudinal data reveals trends in child growth and potential influencing factors.

    Purpose of the Study:

    • To establish updated local standards for infant physical development.
    • To analyze changes in infant growth patterns over a decade (1992-2004).
    • To identify factors associated with observed developmental trends.

    Main Methods:

    • Comparative analysis of physical development data from two cohorts of first-year infants.
    • Statistical comparison of body mass, height, and chest circumference between infants born in 1992-1994 and 2002-2004.

    Main Results:

    • Infants born in 2002-2004 exhibited steadier increases in body mass and height compared to the 1992-1994 cohort.
    • Changes in infant feeding practices are identified as a key factor influencing these growth patterns.
    • An increase in chest circumference was noted, potentially indicating disharmonic development in some infants.

    Conclusions:

    • Updated local standards for infant physical development have been established.
    • Modern infant feeding approaches contribute to more consistent physical growth.
    • Increased chest circumference warrants further investigation regarding potential disharmonic development.

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