Assessment of Physical Fitness in Children and Adolescents with Simple Obesity.

Statistical analysis confirmed that the deviations from population norms were highly significant for the overall group (N = 123, p = 0.00001), as well as separately for girls (N = 59, p = 0.00001) and boys (N = 64, p = 0.00001).

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In boys, additional negative associations with height Z-score and waist circumference may partly explain their slightly poorer outcomes compared with girls, although sex differences did not reach statistical significance.

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