Neoadjuvant Chemotherapy Combined with Breast-Conserving Surgery in the Treatment of Triple-Negative Breast Cancer

Table 5

Comparison of serum tumor marker levels before and after surgery in two groups of patients.

Group		TSGF (U/ml)		CEA (ng/ml)
		Before treatment	After treatment	Before treatment	After treatment
Observation group	50
Study group	50
		0.032	0.039	0.200	0.148
		0.975	0.969	0.842	0.883