Summary of clinical stages for stomach cancer and cancer-free individuals' sera from both sources.

Asterand and RNTech clinical stages, age average and gender for stomach cancer and cancer-free individuals. The right and left values in parenthesis indicate the number of samples used for MALDI and clinical studies, respectively).*RNTech control samples include 23 normal controls and 10 gastritis patients. Clinical information for each individual is depicted in File S1. The supplemental Tables include: sample ID, age at excision, sex, clinical diagnosis (specimen and patient), AJCC/UICC TNM classification, AJCC/UICC stage group, CRP values and CA 19-9 levels.