Sleep-Disordered Breathing in Children with Prader-Willi Syndrome in Relation to Growth Hormone Therapy Onset

<b><i>Objective:</i></b> The aim of this study was to consider sleep apnea in Prader-Willi syndrome (PWS) children depending on age at growth hormone (GH) therapy onset. <b><i>Study Design:</i></b> We analyzed longitudinally cardiorespiratory polygraphy of 62 PWS children (aged 0–2.5 years at baseline). Twenty-one children (Group A) started GH-therapy during and 41 children (Group B) after their...