Table 3. Pearson’s correlations of identified metabolites (variable importance in the projection value of > 1) from saliva samples for the gilts
| Acetone | Creatine phosphate | Dimethylamine | Glutamate | Lactate | Leucine | Proline | Succinate | Valine |
Acetone | | 0.84 | −0.57 | 0.91 | 0.56 | 0.87 | 0.91 | 0.45 | 0.93 |
Creatine phosphate | | | −0.024 | 0.99 | 0.01 | 0.99* | 0.54 | −0.11 | 0.98 |
Dimethylamine | | | | −0.18 | −0.99** | −0.08 | −0.86 | −0.99 (p = 0.086) | −0.22 |
Glutamate | | | | | 0.17 | 0.99 (p = 0.067) | 0.67 | 0.05 | 0.99* |
Lactate | | | | | | 0.07 | 0.85 | 0.99 (p = 0.078) | 0.20 |
Leucine | | | | | | | 0.58 | −0.06 | 0.99 (p = 0.089) |
Proline | | | | | | | | 0.78 | 0.69 |
Succinate | | | | | | | | | 0.08 |
Valine | | | | | | | | | |
p < 0.05,
p < 0.01.