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Table 3 Detailed survival differences between the 8th AJCC TNM staging system and the ypTVNM categorization system

From: Post-therapy pathologic tumor volume predicts survival in gastric cancer patients who underwent neoadjuvant chemotherapy and gastrectomy

The 8th AJCC ypTNM stage (n = 253) ypTvNM stage (n = 253)
ypTNM No. of patients Median survival (months) P ypTvNM No. of patients Median survival (months) P
I 31 57 (41–82) I 37 67 (41–89)
II 48 47 (36–70) 0.476 II 57 44 (22–69) 0.036
III 148 32 (15–49) 0.360 III 133 32 (14–62) 0.001
IV 26 17 (5–22) < 0.001 IV 26 17 (5–22) < 0.001