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. 2019 Nov 7;10:1322. doi: 10.3389/fphar.2019.01322

Figure 2.

Figure 2

The orthogonal projection to latent structure-discriminant analysis (OPLS-DA). OPLS-DA score plots (A) showed clear differences obtained for PSS versus control groups; loading plot (B) presented significantly disturbed metabolites in red (VIP 1); volcano plot (C) illustrated metabolites with their association with PSS, demonstrated as fold difference (x-axis) and p value (y-axis). PSS, Posner–Schlossman syndrome.