Additional file 1 of A nomogram based on glycomic biomarkers in serum and clinicopathological characteristics for evaluating the risk of peritoneal metastasis in gastric cancer

Additional file 1: Figure S1. Representative MALDI-TOF spectra of serum N-glycomics profile in gastric cancer. Table S1. Consecutive GC patients treated in Zhongshan Hospital from April 2015 to November 2015. Table S2. Compositions detected by positive reflectron mode MALDI-TOF-MS after ethyl esterification. Table S3. List of the 22 serum N-glycans that were evaluated to be significantly different between non-metastatic GC and PMGC. Table S4. Nomogram point of each variable.