6.

术后放疗对无瘤生存期影响的分层分析

Stratified disease-free survival analysis of the role of PORT

Characteristics	Patients(n, %)	DFS		P value
		5-year	10-year
DFS: Disease free survival. 注：本表得到版权所有者©2011-2016 Journal of Thoracic Disease复制许可。
R0	1, 027			＜0.001
PORT	457 (44.38)	0.86	0.70
Surgery alone	570(55.50)	0.96	0.95
R1+R2	99			0.017
PORT	78(78.79)	0.60	0.39
Surgery alone	21(21.21)	0.35	0.35
A+AB	365			0.646
PORT	89(24.38)	0.99	0.90
Surgery alone	276(75.62)	0.98	0.98
B1+B2+B3	549			0.053
PORT	285(51.91)	0.89	0.66
Surgery alone	264(48.09)	0.93	0.90
C+NETT	212			0.702
PORT	161(75.94)	0.61	0.39
Surgery alone	51(24.06)	0.67	0.67
Stage Ⅰ	513			0.096
PORT	155(30.21)	0.97	0.81
Surgery alone	358(69.79)	0.98	0.97
Stage Ⅱ	243			0.003
PORT	108(44.44)	0.85	0.66
Surgery alone	135(55.56)	0.99	0.99
Stage Ⅲ	370			0.728
PORT	272(73.51)	0.71	0.51
Surgery alone	98(26.49)	0.70	0.70