Research Article

[Retracted] Efficacy and Safety of PD-1/PD-L1 Inhibitor Chemotherapy Combined with Lung Cancer Fang No. 1 in Relapsed and Refractory SCLC: A Retrospective Observational Study

Figure 2

Comparison of tumor marker levels between the two groups of patients. Before treatment, there was no significant difference in tumor marker levels between the two groups. After treatment, CYFRA21-1 (a), CA125 (b), and VGEF (c) in the treatment group were significantly lower for the control group. Values are mentioned as and analysed by employing one-way ANOVA followed by Tukey’s multiple comparison post hoc test. There were significant differences in tumor marker levels after treatment compared with before treatment ().
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