Table 1. Clinical value according to mortality.

Variables	Total (n=63)	Survivor (n = 46)	Non-survivor (n = 17)	p value
Age (years)	50.38 ± 16.16	47.4 ± 15.8	58.35 ± 14.7	0.016
Sex (male)	42 (66.7%)	28 (60.9%)	14 (82.4%)	0.139
BMI (kg/m2)	23.07 ± 4.04	22.9 ± 4.3	23.7 ± 3.0	0.523
Purpose of ECMO				<0.001
Prevention of lethal event	38 (60.3%)	34 (73.9%)	4 (23.5%)
Rescue of life	25 (39.7%)	12 (26.1%)	13 (76.5%)
Types of support				<0.001
VA Cardiopulmonary support)	21 (33.3%)	9 (19.6%)	12 (70.6%)
VV (Only respiration support)	42 (66.7%)	37 (80.4%)	5 (29.4%)
Types of operation				0.153
Airway surgery	19 (30.2%)	17 (37.0%)	2 (11.8%)
Lung	27 (42.9%)	18 (39.1%)	9 (52.9%)
Others (mediastinum, major vessel)	17 (27.0%)	11 (23.9%)	6 (35.3%)
Preoperative clinical conditions
Major multiple trauma	22 (34.9%)	14 (30.4%)	8 (47.1%)	0.246
Advanced thoracic malignancy	15 (23.8%)	10 (21.7%)	5 (29.4%)	0.740
Infectious disease	12 (19.0%)	10 (21.7%)	2 (11.8%)	0.487
Airway obstruction	14 (22.2%)	12 (26.1%)	2 (11.8%)	0.316
Bleeding before surgery	26 (41.3%)	18 (39.1%)	8 (47.1%)	0.388
Diabetes	13 (20.6%)	9 (19.6%)	4 (23.5%)	1.000
Hypertension	15 (23.8%)	10 (21.7%)	5 (29.4%)	0.740
Renal failure	1 (1.6%)	0 (0%)	1 (5.9%)	0.270
Coagulopathy	27 (42.9%)	16 (34.8%)	11 (64.7%)	0.460
Postoperative results
Arrest during operation	11 (17.5%)	2 (4.3%)	9 (52.9%)	<0.001
Operation time	250.56 ± 125.77	249.0 ± 115.6	254.7 ± 153.9	0.875
Operation-related complications
Bleeding	11 (17.5%)	6 (13.0%)	5 (29.4%)	0.149
Cerebral injury	8 (12.7%)	3 (6.5%)	5 (29.4%)	0.280
Lung failure	20 (31.7%)	10 (21.7%)	10 (58.8%)	0.191
Other	7 (11.1%)	4 (8.7%)	3 (17.6%)	0.375

ECMO: extracorporeal membrane oxygenation; VA: venoarterial; VV: venovenous