Abstract

To the Editor: In the recent interesting article by Foster et al,1 the standard method of indexing left ventricular (LV) mass to height2.7 was found to be inadequate to adjust for body size in a reference population that included healthy individuals from birth to 21 years of age. In particular, LV mass index (LVMI) was relatively independent of height in taller subjects but showed a strong residual correlation with height in subjects <100 cm tall, ie, in newborns, infants, and children in their first years of life. In contrast, a more complex method based on percentile curves provided adequate normalization to body size, with …

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