Efficacy of Nasal Oxygen Therapy to Reduce Postoperative Complications in Ankle Trauma Surgery in At-risk Patients: a Randomized Pilot Study.

Ankle fractures are one of the most common surgeries in the world. After this kind of surgery, complications can occur, related to the scar or an infection. These complications are more frequent in \"high-risk\" patients. Nasal oxygen therapy is currently used in order to reduce these complications. However, no study proved its efficiency yet. In a cohort of 200 patients, one group will receive oxygen therapy during hospitalization, while the other will not. Complication rates will be observed up to 6 months after the operation