Table 3: Were again found to have a significant and independent effect on PPT.
| Univariate Model | Multivariate Model | |||
| β | P value | β | P value | |
| Age | 0.06 | 0.43 | ||
| Gender | 0.34 | 0.00 | 0.27 | 0.00 |
| State | 0.02 | 0.79 | ||
| Antidepressant usage | 0.00 | 1.00 | ||
| Lithium usage | -0.14 | 0.09 | ||
| Anticonvulsant usage | -0.23 | 0.01 | -0.17 | 0.05 |
Linear Regression.