Table 1. Patient characteristics.

	Patient 1	Patient 2	Patient 3	Patient 4	Patient 5	Patient 6	Patient 7	Patient 8	Patient 9	Patient 10	Patient 11
Age/Sex	60/M	46/F	70/M	32/M	94/M	57/M	75/M	43/M	55/M	71/F	65/F
History of lung disease	-	-	-	-	-	-	-	-	-	-	-
Length of stay (Day)	43	5	5	44	15	16	23	18	14	5	4
Ventilated (Day)	33	5	5	43	13	14	21	17	0	4	3
NIV/NHFO (Day)	0/0	0/0	0/0	0/0	2/0	0/2	2/0	0/0	7/13	1/0	0/0
Radiological findings	Peripheral GGD, right PTX	Diffuse GGD, right PTX	Diffuse GGD, diffuse SE, PM, HPTX	Diffuse GGD, SE, PTX, PM	HPTX, SE, diffuse EC	Diffuse GGD, SE, PTX, PM	Diffuse GGD, SE, minimal PTX, PM	Diffuse GGD, PM	Diffuse GGD, SE, PM	Diffuse GGD, SE	Diffuse GGD, SE
Result	S	NS	NS	NS	NS	NS	NS	NS	S	NS	NS
Airway	T	OI	OI	OI	OI	OI	OI	OI	Spontaneous	OI	OI
NIV: Non-invasive ventilation; NHFO: Nasal high-flow oxygen; GGD: Ground glass density; PTX: Pneumothorax; HPTX: Hydropneumothorax; PM: Pneumomediastinum; SE: Subcutaneous emphysema; EC: Emphysematous changes; S: Survive; NS: Non survive; OI: Orotracheal intubated; T: Tracheostomy.