Results During the study period from 3/2007 to 2/2012 we have been 155 cases of non-invasive ventilation with the following results: Age: Min: 29, Highest: 90 years of age, <40 years of age accounted for 6.5%; 40 - 69 accounted for 45.2%, ≥ 70 years accounted for 48.5%.