 We perform several feature engineering techniques to identify the influential demographic and clinical features associated with opioid use disorder from a class imbalanced analytic sample.
<clarity>  We perform several feature engineering techniques to identify the influential demographic and clinical features associated with opioid use disorder from a class imbalanced analytic sample.
 We perform several feature selections techniques to identify the influential demographic and clinical features associated with opioid use disorder from a class imbalanced analytic sample.