2.

患者手术资料

Operation details of patients

Group	S1	S2	S3	S4	S5	S6	S7	S8	S9	S10	S11	Total
Number	136	117	111	65	59	49	41	36	35	32	31	712
Method												P=0.06
Thoracotomy exploration	0	1	2	2	0	0	0	0	0	0	0
Wedge resection	0	1	1	0	0	1	0	0	0	0	0
Lobectomy	87	88	78	42	37	24	31	24	25	20	24
Compound lobectomy	9	6	10	4	8	8	3	4	4	2	5
Pneumonectomy	28	17	17	12	8	13	6	7	5	10	1
Sleeve resection	11	2	2	5	6	2	1	1	1	0	1
Carina angioplasty	1	2	1	0	0	1	0	0	0	0	0
Operation (h)
Average	3.1	2.5	3	2.4	3	3.5	3.1	3.1	3	3	2.1
Range	73	68	60	28	28	20	15	12	18	14	16
Intraoperative blood transfusion												P < 0.001
Yes	22	3	15	2	2	12	2	7	1	5	1
%	16.20	2.60	13.50	3.10	3.40	24.50	4.90	19.40	2.90	15.60	3.20
No	114	114	96	63	57	37	39	29	34	28	30
Lymph node dissection												P < 0.001
Average No.	21.5	18.7	24.8	21.4	16.7	17.8	21	17.6	28.4	19.3	27.6