Comparative Study of Cognitive Function in Inpatients with Generalized Anxiety Disorder and Healthy Controls

Background Generalized anxiety disorder is a common chronic psychiatric disorder, which leads to cognitive impairment and seriously affects the quality of life and social function of patients. Objective To compare the differences in cognitive function between GAD inpatients and healthy controls. Methods From August 2018 to January 2020, GAD patients hospitalized in Nanfang Hospital, Southern Medical University were selected as the GAD group (n=30) . At the same time, age- and gender-matched healthy volunteers were recruited from the escorts of inpatients in Nanfang Hospital, Southern Medical University as the healthy control group (n=30) . The Hamilton Anxiety Scale (HAMA) , Hamilton Depression Scale (HAMD) and Beck scale for suicide ideation-Chinese Version (BSI-CV) were used for psychological evaluation. Psychomotor vigilance task (PVT) , Go/No-go association task and N-back task were used to evaluate the cognitive function of attention, inhibition and working memory separately. The differences in general c