Fig. 1.

Survival curves according to SRC status. a Overall survival; p = 0.081; b overall survival in the nCT group; p = 0.076; c overall survival in the nCRT group; p = 0.541; d disease-free survival; p = 0.081; e disease-free survival in the nCT group; p = 0.013; f disease-free survival in the nCRT group; p = 0.914; g locoregional recurrence-free survival in the nCT group; p = 0.003; h distant recurrence-free survival in the nCT group; p = 0.185. SRC signet ring cell, nCRT neoadjuvant chemoradiotherapy, nCT neoadjuvant chemotherapy