Context Obstructive sleep apnea (OSA) is strongly related to obesity. Weight loss is
recommended as part of the overall management plan for obese patients diagnosed with
OSA. Objective To determine whether surgically induced weight loss is more effective than
conventional weight loss therapy in the management of OSA. Design, Setting, and Patients
A randomized controlled trial of 60 obese patients (body mass index:> 35 and< 55) with
recently diagnosed (< 6 months) OSA and an apnea-hypopnea index (AHI) of 20 …

Objective: To determine whether surgically induced weight loss provides better OSA control
and functional status than conventional weight loss therapy for moderate to severe OSA.
Design: Randomized controlled unblinded trial over 2 years. Study was conducted between
September 2006 and March 2011. Clinical trials registration: ACTRN12605000161628.
Setting: General community recruitment to established treatment programs. Participants: 130
obese subjects with OSA were assessed to recruit 60 eligible participants (BMI> 35 and< 55 …