Yook 2012.

Trial name or title	Obesity is associated with non‐response to prolonged‐release methylphenidate treatment in ADHD
Methods	8‐week, open‐label trial
Participants	90 children and adolescents, aged 6‐15 years' old, diagnosed with ADHD (types not specified)
Interventions	Up to 54 mg of OROS‐methylphenidate
Outcomes	ADHD symptoms, functioning, Barkley Stimulant Side Effect Rating Scale
Starting date	Not stated
Contact information	Ki‐Hwan Yook Email: cha99@cha.ac.kr
Notes	Correspondence with first author in August 2013: no publications yet (Yook 2013 [pers comm])

ADHD: attention deficit hyperactivity disorder; BMI: body mass index; DSM‐IV: Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition;OROS: osmotic controlled‐release delivery system; SD: standard deviation.