Abstract: Objective To determine the clinical characteristics of comorbid anxiety and depression after cerebral infarction. Methods All the patients enrolled were divided into post-stroke comorbid anxiety and depression (PSCAD) group (84 cases) and the control group (121 cases). Their condition of smoke, alcohol intake, education background, carotid plaque and brain blood vessels were investigated, and they were evaluated with Hamilton Anxiety Scale (HAMA), Hamilton Depressive Scale (HAMD), Barthel index, and Mini-Mental State Examination (MMSE). Results There was not significant difference in condition of smoke, alcohol intake, education background, carotid plaque and brain blood vessels between these groups （P＞0.05）, but were in total scores and all the factors scores of HAMA and HAMD （P＜0.05）. PSCAD group showed more obvious anxious mood, depressive mood, tension, insomnia, cognitive impairment and autonomic nervous symptoms. Psycho-anxiety, soma-anxiety, despair, guiltiness, decreased interest were also more significant in the PSCAD group. The scores of MMSE and Barthel index were also impaired. Conclusion The cognitive function and daily living ability are worse in the patients with PSCAD. The prominent symptoms includes: anxious mood, depressive mood, tension, insomnia, cognitive impairment, autonomic nervous symptoms, soma-anxiety, despair, guiltiness, decreased interest.

Key words: cerebral infarction, comorbid anxiety and depression, cognition, ability of daily living