[Protocol for the management of obstructive sleep apnea by Primary Care using the STOP-Bang questionnaire and simplified diagnosis methods as screening tools in the region of Osona, Central Catalonia (Barcelona)].

Obstructive Sleep Apnea (OSA) is a widespread disease, but usually is an underdiagnosed and undertreated public health problem. Nowadays its study is expensive. Collaboration and involvement of all specialties are necessary, also the implementation of simplified diagnostic methods to try to improve detection, increase the diagnosis and treatment ratio.