Insomnia partially mediates the relationship between pathological personality traits and depression: a case-control study.

ABSTRACT:

Background and objective

Personality disorders are frequently associated with insomnia and depression, but little is known about the inter-relationships among these variables. Therefore, this study examined these inter-relationships and the possible mediating effect of insomnia on the association between specific personality pathologies and depression severity.

Methods

There were 138 study participants, including 69 individuals with depression and 69 healthy controls. The main variables were measured by the Hamilton Depression Rating Scale-24 (HAMD-24), Athens Sleep Insomnia Scale (AIS), and the Personality Diagnostic Questionnaire (PDQ-4+). Multivariate linear regression and mediation analysis were conducted.

Results

With the exception of the antisocial personality s

SUBMITTER: Chen F 

PROVIDER: S-EPMC8018246 | biostudies-literature | 2021

REPOSITORIES: biostudies-literature