Table 3.

Progression-free survival and overall survival of included studies.

Endpoints		Included studies	Participants	Effect model	Proportion (95%CI)	Begg test	Egger test
PFS	0.5 years	13	623	Random	0.781 (0.688-0.862)	0.3592	0.2175
	1 year	13	623	Random	0.387 (0.293-0.486)	0.6688	0.5978
	1.5 years	11	551	Random	0.117 (0.076-0.165)	0.3487	0.3386
	2 years	5	313	Random	0.069 (0.005-0.182)	0.6242	0.4217
OS	0.5 years	12	621	Random	0.943 (0.902-0.975)	0.2857	0.1556
	1 year	12	621	Random	0.690 (0.585-0.786)	0.3716	0.6814
	1.5 years	12	621	Random	0.385 (0.246-0.533)	0.4485	0.3606
	2 years	9	480	Random	0.212 (0.117-0.324)	0.4631	0.6764
	3 years	5	246	Fixed	0.056 (0.028-0.091)	0.8005	0.6243

OS, overall survival; PFS, progression-free survival; CI, confidence interval.