TABLE 4.
Multivariable logistic regression analysis between significant urine metabolites and athletic status in swimmers.
| Metabolites | Elite athletic status | AUC | ||
|---|---|---|---|---|
| OR | 95%CI | p-value | ||
| 2-ketoisocaproate | ||||
| Model 1 | 9.87E+09 | 1.57E+04-6.21E+15 | 7.29E-04 | 0.709 |
| Model 2 | 6.13E+08 | 4.29E+02-8.75E+14 | 5.14E-03 | 0.828 |
| Model 3 | 1.79E+07 | 1.65E+01-1.96E+13 | 1.85E-02 | 0.852 |
| 3-hydroxyisobutyrate | ||||
| Model 1 | 4.50E-09 | 2.49E-14-8.12E-04 | 1.86E-03 | — |
| Model 2 | 3.11E-10 | 2.64E-16-3.67E-04 | 2.15E-03 | — |
| Model 3 | 2.27E-08 | 7.71E-15-6.69E-02 | 2.06E-02 | — |
Model 1 was unadjusted for any covariate; Model 2 was adjusted for age and years of professional training; Model 3 was adjusted for age, years of professional training, vital capacity, and sit-and-reach. p < 0.05 marked in bold.