Table 1 Primary and secondary outcomes

Primary Outcome: Intellectual ability (IQ) as determined by the Woodcock-Johnson III (WJ-III) Test of Cognitive Abilities

Secondary Outcomes:

 • Behavioral parameters (PRS-BASC-II)

 • Executive Function (BRIEF-P)

 • Parental Stress (Parental Stress Index)

 • Polysomnography (PSG) parameters

 • Sleep Symptoms (Pediatric Sleep Questionnaire- PSQ)

 • Anthropometry: change in height, weight, and BMI percentiles

 • Blood Pressure: Mean arterial pressure

 • Audiology

 • Quality of life