Table 3. Clinical value between three groups.

Basic characteristics	Total (63)	Airway (19)	Lung (27)	Other (17)	p value
Age	50.38 ± 16.16	49.42 ± 20.06	54.33 ± 11.25	45.18 ± 17.27	0.180
Sex (male)	42 (66.7%)	6 (31.5%)	23 (85.2%)	13 (76.5%)	0.001
BMI	23.07 ± 4.04	23.87 ± 5.04	22.20 ± 3.57	23.61 ± 3.33	0.329
Purpose of ECMO					<0.001
Prevention of lethal event	38 (60.3%)	17 (89.5%)	20 (74.1%)	1 (5.9%)
Rescue of life	25 (39.7%)	2 (10.5%)	7 (25.9%)	16 (94.1%)
Type of support					<0.001
VA (cardiopulmonary)	21 (33.3%)	3 (15.8%)	5 (18.5%)	13 (76.5%)
VV (pulmonary)	42 (66.7%)	16 (84.2%)	22 (81.5%)	4 (23.5%)
Operation results
Operation time	250.56 ± 125.77	263.9 ± 104.8	250.19 ± 104.84	236.18 ± 145.84	0.808
Arrest during operation	11 (17.5%)	2 (10.5%)	3 (11.1%)	6 (35.3%)	0.940
Estimated blood loss	3415.45 ± 6017.14	590.63 ± 474.77	2308.00 ± 4847.69	7728.57 ± 8728.33	0.003
Transfusion during operation
RBC	11.95 ± 18.35	3.11 ± 6.67	9.70 ± 15.78	25.41 ± 23.66	<0.001
FFP	7.54 ± 12.28	1.89 ± 5.69	7.48 ± 13.29	13.94 ± 13.38	0.011
Platelet	6.86 ± 13.46	2.95 ± 8.92	6.59 ± 11.68	11.65 ± 18.65	0.153
Postoperative ventilator day	17.30 ± 25.01	6.68 ± 16.44	28.22 ± 30.00	11.82 ± 17.06	0.007
Postoperative ECMO day	4.54 ± 7.97	2.05 ± 4.42	8.22 ± 10.49	1.47 ± 2.35	0.005
Postoperative ICU stay	19.30 ± 26.38	10.84 ± 25.84	28.96 ± 28.81	13.41 ± 17.77	0.038
Postoperative hospital stay	44.83 ± 47.37	30.37 ± 37.85	61.74 ± 54.94	34.12 ± 36.38	0.045
Complications and mortality
Bleeding	11 (17.5%)	1 (5.3%)	3 (11.1%)	7 (41.2%)	0.014
Cerebral injury	8 (12.7%)	2 (10.5%)	2 (7.4%)	4 (23.5%)	0.302
Lung failure	20 (31.7%)	0 (0%)	15 (55.6%)	5 (29.4%)	<0.001
Renal failure	14 (22.2%)	1 (5.3%)	9 (33.3%)	4 (23.5%)	0.070
Others	7 (11.1%)	0 (0%)	5 (18.5%)	2 (11.8%)	0.970
30-day mortality	17 (27.0%)	2 (10.5%)	9 (33.3%)	6 (35.3%)	0.160

BMI: body mass index; ECMO: extracorporeal membrane oxygenation; FFP: fresh frozen plasma; ICU: intensive care unit; RBC: red cell blood; VA: venoarterial; VV: venovenous