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.