Table 2.
3- and 5-year OS and DFS of the two groups.
EG
CG
χ
2
P
3-year OS
87.5%
65.0%
5.591
0.018
3-year DFS
72.5%
60.0%
1.398
0.237
5-year OS
74.2%
55.6%
2.517
0.113
5-year DFS
64.5%
52.8%
0.943
0.331
OS, overall survival; DFS, disease-free survival