3.

患者无进展生存期及总生存期的多变量Cox模型分析

Cox multivariate analysis of progression-free survival and overall survival

Variable		PFS				OS
		RR	95%CI	P		RR	95%CI	P
EGFR-TKIs resistance	Primary resistance/Acquired resistance	1.044	0.745-1.464	0.801		0.742	0.495-1.113	0.149
Chemotherapy	Non-platinum/Platinum	0.634	0.466-0.832	0.004		0.666	0.460-0.960	0.030
Chemotherapy	Non-pemetrexed/Pemetrexed	0.968	0.712-1.315	0.835		0.882	0.609-1.277	0.505
Chemotherapy	2nd line/3nd and above	1.057	0.761-1.468	0.742		1.097	0.712-1.691	0.675
Response to chemotherapy	Non-PR/PR	2.155	1.044-4.448	0.038		1.529	0.552-4.232	0.414