[Retracted] Apatinib plus Radiotherapy on the Expression of CEA and VEGF in Advanced Oligometastatic Non-Small-Cell Lung Cancer

Table 3

Comparison of tumor markers ( ±s).

	CEA (μg/L)		VEGF (ng/L)
	Before	After	Before	After
Control group (n = 32)	24.36 ± 4.17	16.36 ± 4.17	714.32 ± 146.44	425.21 ± 92.34
Study group (n = 32)	23.19 ± 5.03	9.24 ± 2.65	725.31 ± 174.56	203.46 ± 63.25
t	1.013	8.152	0.273	11.21
P	0.315	<0.001	0.786	<0.001