Wong 2010.

Trial name or title	Oxygenation and Pulmonary Function in Morbidly Obese Patients Undergoing Bariatric Surgery
Methods	Boussignac(TM) CPAP compared with Venturi mask
Participants	Adult patients undergoing bariatric surgery
Interventions	Boussignac(TM) CPAP
Outcomes	PaO2/FiO2 ratio for 24 hours
Starting date	2010
Contact information	Emailed lead author, Dr David Wong, University Health Network, Toronto, Canada
Notes	Study should have been finished by 2012, but not yet published

CPAP = continuous positive airway pressure

FiO₂ = inspired oxygen fraction

nCPAP = nasal CPAP

PaO₂ = arterial oxygen pressure