Zai-Quan Dong

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BACKGROUND Depression and anxiety among general hospital patients are common and under-recognized in China. This study aimed toward developing a short questionnaire for screening depression and anxiety in non-psychiatric clinical settings, and to test its reliability and validity. METHODS The item pool which included 35 questions about emotional distress(More)
We investigated the association of the Val66Met gene polymorphism in the Brain-Derived Neurotrophic Factor (BDNF) gene with aggressive behavior among Southern Han Chinese schizophrenia patients. We used polymerase chain reaction-restriction fragment length polymorphism to determine the genotypes and the Modified Overt Aggression Scale (MOAS) to measure(More)
BACKGROUND The prevalence of the high somatic symptom severity (HSSS) and its associations with sociodemographic factors, depression, and anxiety has not been surveyed in inpatient populations at general hospitals. METHODS A sample including 1329 inpatients in a Chinese general hospital was surveyed using Chinese version of 15-item patient health(More)
OBJECTIVE Genetic variabilities within the serotoninergic system may predict response or remission to antidepressant drugs. Several serotonin receptor (5-HTR) gene polymorphisms have been associated with susceptibility to psychiatric diseases. In this study, we analyzed the correlation between 5-HTR1A and 5-HTR2A polymorphisms and response or remission to(More)
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