[Retracted] Clinical Efficacy of Osimertinib in Patients with Advanced Non-Small Cell Lung Cancer and Its Effect on Serum CEA and VEGF Expression

Table 4

Comparison of serum CEA and VEGF levels ( ± s).

Groups	n	CEA (U/mL)		VEGF (pg/mL)
		Before treatment	After treatment	Before treatment	After treatment
Conventional group	40	10.41 ± 1.34	8.26 ± 0.59	242.37 ± 20.26	168.39 ± 15.51
Experimental group	40	10.28 ± 1.37	5.17 ± 0.61	242.35 ± 20.30	121.42 ± 13.41
t	—	0.429	23.028	0.004	14.489
value	—	0.669	<0.001	0.997	<0.001