Scaling of Peak Oxygen Uptake in Children: A Comparison of Three Body Size Index Models.

ABSTRACTPurposeWe aimed to compare three candidate body size index models for the scaling of aerobic fitness (V˙O2peak) in children: whole body mass, total lean body mass, and the lean mass of both legs.MethodsV˙O2peak and total lean mass of the body and both legs (via dual-energy x-ray absorptiomet