Suicide attempt and suicidal ideation and their associations with demographic and clinical correlates and quality of life in Chinese schizophrenia patients

Fang Yan1, Yu-Tao Xiang2, Ye-Zhi Hou1, Gabor S. Ungvari3, Lisa B. Dixon4, Sandra S. M. Chan2, Edwin H. M. Lee2, Weng-Yong Li5, Wen-Xiu Li6, Yu-Ling Zhu7, Helen F. K. Chiu2
1Beijing Anding Hospital, Capital Medical University, Beijing, China
2Department of Psychiatry, Chinese University of Hong Kong, Hong Kong, China
3The University of Notre Dame Australia / Marian Centre, Perth, Australia
4New York State Psychiatric Institute & Department of Psychiatry, Columbia University, New York, USA
5The Third Hospital of Chaoyang District, Beijing, China
6Mental Healthcare Institution of Haidian District, Beijing, China
7Mental Healthcare Institution of Changping District, Beijing, China

Tóm tắt

This study aimed to examine the prevalence and correlates of lifetime suicide attempts and current suicidal ideation in community-dwelling schizophrenia patients in China. A sample of 540 schizophrenia patients was randomly selected in Beijing, China. All subjects were interviewed using standardized assessment instruments and their basic socio-demographic and clinical data including history of suicide attempts were collected. The prevalence of lifetime suicide attempts and the point prevalence of suicidal ideation were 12.0 %, and 21.1 %, respectively. In multiple logistic regression analyses, the presence of lifetime suicide attempt was independently associated with rural residence, having major medical conditions and better social functioning, while higher likelihood of current suicidal ideation was associated with past suicide attempt, the severity of overall psychopathology and depressive symptoms and lower psychological quality of life (QOL). Among Chinese outpatients with schizophrenia, increased current symptoms and poorer QOL were correlated with current suicidal ideation, while demographic factors and indicators of greater social support were mostly correlated with lifetime suicide attempts. This study may help to identify important subgroups of patients with schizophrenia at particularly high risk of suicidal behavior.

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