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Fig. 1 | BMC Psychiatry

Fig. 1

From: Sleep disturbances in obsessive-compulsive disorder: influence of depression symptoms and trait anxiety

Fig. 1

Results of the mediation analysis exploring the relationship between severity of OC symptoms (Y-BOCS) and sleep function (lnPSQI) in subjects with OCD. Log transformed (ln) of sleep function was used in the mediation analysis. (a) Unadjusted model. The mediated effect (b) was adjusted for age, sex and benzodiazepines doses. Abbreviations: OC= Obsessive Compulsive; Y-BOCS= Yale-Brown Obsessive Compulsive Scale; PSQI= Pittsburgh Sleep Quality Index; HDRS= Hamilton Depression Rating Scale; STAI-T= State-Trait Anxiety Inventory; lnPSQI=Log-transformed (ln) Pittsburgh Sleep Quality Index; β= unstandardized regression coefficient; SE = standard error

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