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. 2020 Aug 21;8:e9786. doi: 10.7717/peerj.9786

Table 2. Main assessment index of each OPLS-DA model.

Model Orthogonal component Predictive component R2Y (cum) Q2Y (cum) Intercept of R2 Intercept of Q2
Chemotype I against the other types 1 2 0.904 0.878 0.231 −0.361
Chemotype II against the other types 1 4 0.908 0.818 0.451 −0.619
Chemotype III against the other types 1 3 0.914 0.861 0.326 −0.424
Chemotype IV against the other types 1 5 0.920 0.808 0.513 −0.673