Table 1

Evaluations during the study period

	Time related to discharge
	M−1	M0	M1	M3	M6	M9	M12	M15	M18	M21	M24
Physical examination	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓
Dyspnoea score	✓	✓			✓		✓		✓		✓
ABG	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓
Spirometry	✓	✓			✓		✓		✓		✓
MIP	✓	✓			✓		✓		✓		✓
Biochemistry	✓	✓					✓				✓
Chest radiography	✓	✓					✓				✓
ECG		✓					✓				✓
6MWD		✓					✓				✓
Sleep quality score		✓	✓		✓		✓		✓		✓
Polysomnography		✓
MRF-28		✓					✓				✓
SGRQ		✓					✓				✓
CT scan^#		✓
Echocardiography^#		✓					✓				✓
Drugs check	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓
Side-effects			✓	✓	✓	✓	✓	✓	✓	✓	✓
Hospitalisation			✓	✓	✓	✓	✓	✓	✓	✓	✓
Treatment compliance			✓	✓	✓	✓	✓	✓	✓	✓	✓

M: months
M0: discharge
ABG: arterial blood gas analysis
MIP: maximal inspiratory pressure
ECG: electrocardiogram
6MWD: 6-min walking distance test
MRF-28: Maugeri Foundation Respiratory Failure Questionnaire
SGRQ: St George's Respiratory Questionnaire
CT: computed tomography
^#: optional