Assessments
Prior to each visit, PA was objectively assessed with the Dynaport Movemonitor (DAM, McRoberts BV, The Hague, the Netherlands) and the Actigraph GT3x (ACT, Actigraph LLC Pensacola, Florida, USA), two validated accelerometers(For patient characterization, spirometry, lung volumes and diffusion capacity of the lung for carbon monoxide were measured at V0. Secondary outcomes were (measured at V0, V1, V3) Exploratory outcomes (measured at V-1 and V3) included 