A Comparative study of prevalence for anxiety disorders in Bipolar I patients with or without opioid dependency

Anxiety disorders and substance abuse are commonest comorbidities among Bipolar I Disorder (BID) patients. This study investigated the prevalence of anxiety disorders among BID patients based on their dependency on opioid. In this cross sectional study the BID patients in Iranian hospital of psychiatry were divided into two 89-patient groups; one group was considered as opioid dependent and the other as non-dependent. Then clinical characteristics and prevalence of anxiety disorders were inspected by demographic and clinical questionnaire، the Structured Clinical Interview for DSM-IV axis I disorders (Persian version)، Hamilton Rating Scale for Depression and Young Rating Scale for Mania. The collected data were analyzed using T-test، Chi square and logistic regression. Among anxiety disorders، only panic disorder was significantly different between two groups of BID patients There is a different correlation between opioid dependency and comorbidity of various types of anxiety disorders in BID patients.