Home Apnea Testing in CHildren Trial

Inclusion Criteria: * Male and female children age 5-12 years old inclusive * Referred for diagnostic PSG at the Children's Hospital of Philadelphia (CHOP) Sleep Laboratory for evaluation of OSA as part of clinical care * Parental/guardian permission (informed consent) and if appropriate, child assent. Exclusion Criteria: * Children without Down syndrome who have had a PSG within 3 years of enrollment * Children with Down syndrome who have had a PSG within 1 year of enrollment. * Children with a history of hypoventilation or hypoxemia or who require supplemental oxygen or positive airway pressure during sleep * Children with a tracheostomy or tracheocutaneous fistula * Children who live in a facility without their parent