Fig. 2From: Targeted proteomics-derived biomarker profile develops a multi-protein classifier in liquid biopsies for early detection of esophageal squamous cell carcinoma from a population-based case-control studyThe distributions of proteins in different groups of participants. a, Distribution of dimension 1 (PC 1) and dimension 2 (PC 2) based on principal component analysis (PCA) of 92 proteins. b, ANOVA pairwise comparison with principal component 2 (PC2), compared with healthy controlsBack to article page