Table 1.
The important discriminatory salivary VOMs selected by univariate and multivariate statistical analysis.
| Sr. No. | Compound Name | HMDB ID | VIP score | p-value | FDR | Log2 FC |
|---|---|---|---|---|---|---|
| 1 | 1,4-Dichlorobenzene | HMDB0041971 | 1.95 | 5.77E-11 | 2.77E-09 | −4.46 |
| 2 | 1,2-Decanediol | — | 1.76 | 7.48E-09 | 1.79E-07 | −2.60 |
| 3 | 2,5-Bis1,1-dimethylethylphenol | — | 1.59 | 8.32E-08 | 1.33E-06 | −4.77 |
| 4 | Propanoic acid, ethyl ester | HMDB0030058 | 1.45 | 1.06E-06 | 1.02E-05 | 3.38 |
| 5 | E-3-Decen-2-ol | — | 1.42 | 4.28E-07 | 5.13E-06 | −2.34 |
| 6 | Acetic acid | HMDB0000042 | 1.28 | 3.55E-06 | 2.84E-05 | 3.67 |
| 7 | Propanoic acid | HMDB0000237 | 1.26 | 1.71E-05 | 0.000117 | −1.36 |
| 8 | Ethyl Acetate | HMDB0031217 | 1.21 | 0.000109 | 0.000524 | 1.86 |
| 9 | 2,4-Dimethyl-1-heptene | — | 1.17 | 4.78E-05 | 0.000277 | 2.10 |
| 10 | 1-Chloro-2-propanol | — | 1.15 | 0.002764 | 0.006318 | 1.74 |
| 11 | 1-Chloro-2-butanol | — | 1.11 | 0.005423 | 0.011318 | 1.08 |
| 12 | 2-Propenoic acid | HMDB0031647 | 1.03 | 0.000135 | 0.000587 | −0.81 |
| 13 | 2,3,3-Trimethylpentane | — | 1.015 | 0.000333 | 0.001229 | 3.17 |
| 14 | Ethanol | — | 1.013 | 0.000674 | 0.002245 | −1.00 |
| 15 | 1,2,3,4-Tetrachlorobutane | HMDB0000108 | 1.012 | 0.001216 | 0.003242 | −0.81 |
Abbreviations: FDR- false discovery rate, VIP- variable importance in projection.