Fig. 3From: Correlation analysis between preoperative systemic immune inflammation index and prognosis of patients after radical gastric cancer surgery: based on propensity score matching methodPostoperative OS curve in the two groups before and after PSM. a Before PSM, the 5-year OS rate in L-SII group was significantly higher than that in H-SII group (67.9% vs. 28.9%) (P < 0.001). b After PSM, the 5-year OS rate in L-SII group was significantly higher than that in H-SII group (60.4% vs. 32.9%) (P < 0.001)Back to article page