Fig. 2From: Discrimination of serum metabolomics profiles in infants with sepsis, based on liquid chromatography-mass spectrometerThe score plot of the PLS-DA model in the negative mode. a The PCA score map, b The PLS-DA score map and c permutation test in the negative mode. The letter D and symbol ● represent the sepsis group; the letter C and symbol ■ represent the control groupBack to article page