Table 3.
Age-dependent effects on plasma redox states after controlling for sex.
| Redox variable | MARS hinge function(s) | Coefficient | p-value | GCV⁎ | R2 |
|---|---|---|---|---|---|
| CySS | h(Sex-M) | 1.010 | 5.03E-06 | 0.796 | 0.259 |
| GSSG | h(Age-8) | 0.398 | 7.36E-04 | 0.930 | 0.183 |
| h(Age-11) | −0.513 | 1.80E-02 | |||
| CySSG | h(Age-4) | 0.085 | 2.31E-02 | 1.0089 | 0.166 |
| h(4-Age) | 0.554 | 5.72E-03 | |||
| h(Sex-M) | 0.527 | 1.99E-02 | |||
| EhGSSG | h(Age-4) | 0.108 | 8.69E-04 | 0.915 | 0.147 |
| EhCySS | h(6-Age) | −0.232 | 4.34E-03 | 0.96 | 0.207 |
| h(Age-11) | 1.446 | 3.80E-03 | |||
| h(Age-10) | −1.053 | 7.64E-03 | |||
⁎
GCV=Generalized cross validation.