1.

纳入研究的基本特征

General characteristics of included trials

Trial	No. of patients	Timing (Early/Late)	OS (%)	Age range	PS	2/3 year survival rate	OR	95%CI
Murry (1993)	155	E	68	NR	ECOG 0-1:87%	40%	0.77	0.49-1.23
	153	L		NR	ECOG 0-1:90%	34%
Jeremic (1997)	52	E	64	40-67	KPS 90-100:52%	71%	0.46	0.20-1.03
	51	L		44-66	KPS 90-100:47%	53%
Work (1997)	99	E	66	36-70	KPS 80-100:82%	20%	0.87	0.43-1.76
	100	L		36-69	KPS 80-100:80%	18%
Perry (1998)	125	E	70	32-79	ECOG 0-1:86%	18%	1.97	1.10-3.53
	145	L		32-79	ECOG 0-1:87%	30%
Skarlos (2001)	42	E	58	40-76	ECOG 0-1:76%	36%	0.71	0.28-1.81
	39	L		38-79	ECOG 0-1:85%	28%
Takada (2002)	114	E	67	39-74	ECOG 0-1:95%	54%	0.45	0.27-0.77
	114	L		30-74	ECOG 0-1:95%	35%