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. 2019 Jul;16(7):529–539. doi: 10.11909/j.issn.1671-5411.2019.07.002

Table 1S. Model quality parameters for Figure 1 PLS-DA models.

Mode R2X (cum) R2Y (cum) Q2Y (cum) Intercept
R2 Q2
Peripheral venous blood of HF patients vs. healthy controls
 HILIC/ESI+ 0.207 0.958 0.862 0.815 –0.104
 HILIC/ESI− 0.185 0.976 0.877 0.845 –0.122
 RPLC/ESI+ 0.187 0.972 0.789 0.853 –0.029
 RPLC/ESI− 0.0944 0.883 0.747 0.663 –0.159
Peripheral venous blood of CRT responders vs. non-responders
 HILIC/ESI+ 0.128 0.941 –0.207 0.906 0.127
 HILIC/ESI− 0.0806 0.752 0.0412 0.685 –0.0183
 RPLC/ESI+ 0.128 0.969 0.224 0.967 –0.0179
 RPLC/ESI− 0.0616 0.863 0.02 0.79 –0.0355
Coronary sinus blood of CRT responders vs. non-responders
 HILIC/ESI+ 0.138 0.907 –0.171 0.884 0.0396
 HILIC/ESI− 0.0756 0.685 –0.1 0.666 –0.00184
 RPLC/ESI+ 0.144 0.948 0.0478 0.946 –0.00651
 RPLC/ESI− 0.142 0.965 0.208 0.957 0.316