3.

Detailed information of complications after stent placement in intervention room and operating room

Variables	Intervention room (n=39)		Operating room (n=43)		P
	No.	Percent	No.	Percent
Vocal cord paralysis					0.665
No	36	92.31%	41	95.35%
Yes	3	7.69%	2	4.65%
Pulmonary infection
No	37	94.87%	41	95.35%	1.000
Yes	2	5.13%	2	4.65%
Hemorrhage					0.617
No	38	97.44%	40	93.02%
Yes	1	2.56%	3	6.98%
Restenosis					0.749
No	33	84.62%	38	88.37%
Yes	6	15.38%	5	11.63%
Pneumothorax					1.000
No	39	100.00%	41	95.35%
Yes	0	0.00%	1	2.33%
Fistula					0.715
No	37	94.87%	41	95.35%
Yes	2	5.13%	2	4.65%
Granulation					0.910
No	35	89.74%	32	74.42%
Yes	4	10.26%	11	25.58%
Poor expanding					1.000
No	39	100.00%	42	97.67%
Yes	0	0.00%	1	2.33%
Atelectasis					0.223
No	37	94.87%	43	100.00%
Yes	2	5.13%	0	0.00%
Stent migration					0.715
No	36	92.31%	38	88.37%
Yes	3	7.69%	5	11.63%
Stent replacement					0.241
No	30	76.92%	38	88.37%
Yes	9	23.08%	5	11.63%
Mucous plugging					1.000
No	34	87.18%	37	86.05%
Yes	5	12.82%	6	13.95%