Browse the corpus

Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

1 passage

contentuptodate· Content· item f38_49_39709

©2013 UpToDate ® Print Email Survival benefit of continuous long-term oxygen therapy in COPD The Nocturnal Oxygen Therapy Trial randomly assigned 203 patients with chronic obstructive pulmonary disease complicated by hypoxemia to treatment with nearly continuous oxygen therapy (red line) or nocturnal oxygen alone (blue line). Continuous oxygen therapy was associated with a significant survival benefit (p = 0.01). Redrawn from Nocturnal Oxygen Trial Therapy Group, Ann Intern Med 1980; 93:391.