Long-term efficacy of capecitabine plus oxaliplatin chemotherapy on stage III colon cancer: A meta-analysis

Table 1 Data and quality evaluation of clinical controlled trials

Study	Year	T event	T no event	T total	C event	C no event	C total	Outcome	The Jadad score
Haller et al[14]	2011	643	295	938	573	353	926	DFS	7
		741	197	938	701	225	926	OS
Kubicka et al[16]	2016	541	320	861	482	379	861	DFS	7
		619	242	861	575	286	861	OS
Pectasides et al[20]	2014	169	44	213	160	41	201	DFS	6
		185	28	213	175	26	201	OS
Schmoll et al[22]	2012	594	350	944	527	415	942	DFS	7
		689	255	944	631	311	942	OS
Diao et al[13]	2008	47	24	71	69	18	87	DFS	2
Xun et al[21]	2016	9	21	30	3	25	28	OS	3
Song et al[23]	2016	63	10	73	49	6	55	OS	3
Lei et al[17]	2016	5	16	21	2	19	21	OS	4
Li et al[18]	2012	43	17	60	32	28	60	OS	3
Lian et al[19]	2016	2	54	56	2	48	50	OS	4
Zhang et al[15]	2011	20	5	25	3	22	25	OS	2
Wang et al[24]	2011	8	22	30	3	27	30	OS	3

OS: Overall survival; DFS: Disease-free survival.