Table 3.
Logistic Regression for Discrimination of Psychotic and Nonpsychotic Disorders
| Discriminator Variables | Beta | SE | Odds Ratio | 95% CI | Wald Statistic | P-Value |
|---|---|---|---|---|---|---|
| Factor level | ||||||
| Sex | −0.401 | 0.072 | 0.670 | 0.581–0.772 | 30.707 | <.001 |
| BMI | −0.037 | 0.009 | 0.964 | 0.947–0.981 | 17.380 | <.001 |
| HRV | 0.106 | 0.035 | 1.111 | 1.038–1.190 | 9.125 | .003 |
| PWV | 0.923 | 0.036 | 1.072 | 0.999–1.150 | 3.754 | .053 |
| Individual level | ||||||
| Sex | −0.440 | 0.074 | 0.644 | 0.557–0.745 | 35.376 | <.001 |
| BMI | −0.038 | 0.009 | 0.963 | 0.946–0.980 | 17.425 | <.001 |
| VLF | 0.002 | 0.001 | 1.002 | 1.000–1.003 | 4.928 | .026 |
| LF | −0.002 | 0.001 | 0.998 | 0.996–1.000 | 4.451 | .035 |
| HF | 0.002 | 0.001 | 1.002 | 1.000–1.003 | 3.657 | .056 |
| LF/HF | 0.336 | 0.096 | 1.400 | 1.161–1.688 | 12.375 | <.001 |
| EEI | 2.061 | 0.479 | 7.851 | 3.070–20.074 | 18.507 | <.001 |
| DDI | −1.413 | 0.458 | 0.243 | 0.099–0.597 | 9.531 | .002 |
Note: CI, confidence interval; HRV, heart rate variability; PWV, pulse wave velocity; SDNN, SD of all normal R-R interval; pNN50, percentage of normal consecutive interbeat intervals differing by more than 7 ms; VLF, very low frequency; LF, low frequency; HF, high frequency; EEI, ejection elasticity index; DDI, dicrotic dilatation index; DEI, dicrotic elasticity index.