{"id":2910,"date":"2020-06-02T00:00:00","date_gmt":"2020-06-02T04:00:00","guid":{"rendered":"https:\/\/icesontario.wpengine.com\/journal-articles\/predictors-of-suicide-at-time-of-diagnosis-in-schizophrenia-spectrum-disorder-a-20-year-total-population-study-in-ontario-canada\/"},"modified":"2023-06-14T19:40:23","modified_gmt":"2023-06-14T23:40:23","slug":"predictors-of-suicide-at-time-of-diagnosis-in-schizophrenia-spectrum-disorder-a-20-year-total-population-study-in-ontario-canada","status":"publish","type":"journal_article","link":"https:\/\/www.ices.on.ca\/fr\/publications\/journal-articles\/predictors-of-suicide-at-time-of-diagnosis-in-schizophrenia-spectrum-disorder-a-20-year-total-population-study-in-ontario-canada\/","title":{"rendered":"Predictors of suicide at time of diagnosis in schizophrenia spectrum disorder: a 20-year total population study in Ontario, Canada"},"content":{"rendered":"<p><strong>Background <\/strong>&#x2014; Suicide is a major cause of mortality for individuals with schizophrenia spectrum disorders (SSD). Understanding the risk factors for suicide at time of diagnosis can aid clinicians in identifying people at risk.<\/p>\n<p><strong>Methods <\/strong>&#x2014; Records from linked administrative health databases in Ontario, Canada were used to identify individuals aged 16 through 45 years who received a first lifetime diagnosis of SSD (schizophrenia, schizoaffective disorder, psychotic disorder not otherwise specified (NOS)) using a validated algorithm between 01\/01\/1993 and 12\/31\/2010. The main outcome was death by suicide following cohort entry until 12\/31\/2012.<\/p>\n<p><strong>Outcomes <\/strong>&#x2014; 75,989 individuals with a first SSD diagnosis (60.1% male, 39.9% female) were followed for an average of 9.56 years. During this period, 1.71% of the total sample (72.1% male, 27.9% female) died by suicide, after an average of 4.32 years. Predictors of suicide death included male sex (HR 2.00, 95% CI 1.76&#x2013;2.27), age at diagnosis between 26 and 35 (HR 1.27, 95% CI 1.10&#x2013;1.45) or 36&#x2013;45 (HR 1.34, 95% CI 1.16&#x2013;1.54), relative to 16&#x2013;25, and suicide attempt (HR 2.23, 95% CI 1.86&#x2013;2.66), drug use disorder (HR 1.21, 95% CI 1.04&#x2013;1.41), mood disorder diagnosis (HR 1.32, 95% CI 1.17&#x2013;1.50), or mental health hospitalization (HR 1.30 95% CI 1.13&#x2013;1.49) in the 2 years prior to SSD diagnosis.<\/p>\n<p><strong>Interpretation <\/strong>&#x2014; Death by suicide occurs in 1 out of every 58 individuals and occurred early following first diagnosis of SSD. Psychiatric hospitalizations, mood disorder diagnoses, suicide attempts prior to SSD diagnosis, as well as a later age at first diagnosis, are all predictors of suicide and should be integrated into clinical assessment of suicide risk in this population.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Background &#x2014; Suicide is a major cause of mortality for individuals with schizophrenia spectrum disorders (SSD). Understanding the risk factors for suicide at time of diagnosis can aid clinicians in identifying people at risk. Methods &#x2014; Records from linked administrative health databases in Ontario, Canada were used to identify individuals aged 16 through 45 years [&hellip;]<\/p>\n","protected":false},"template":"","migration-helper-automated":[],"migration-manual":[],"topic":[],"migration-helper-qa-sample-set":[],"class_list":["post-2910","journal_article","type-journal_article","status-publish","hentry"],"acf":{"citation":"Zaheer J, Olfson M, Mallia E, Lam JSH, de Oliveira C, Rudoler D, Carvalho AF, Jacob BJ, Juda A, Kurdyak P. <em>Schizophr Res<\/em>. 2020; 222:382-8. Epub 2020 June 2.","source_url":"https:\/\/doi.org\/10.1016\/j.schres.2020.04.025","ices_scientist":[1152,1210,1332,22725],"site":[6735],"research_program":[6744],"news_release":[7522],"journal_article":[],"atlas":[],"research_report":[],"infographic":[],"video":[],"downloads":null,"links":null,"sitecore_item_id":"B4DAAFD8-B4FE-4896-8D71-65E7EBFC8070","sitecore_item_name":"Predictors-of-suicide-at-time-of-diagnosis-in-schizophrenia-spectrum-disorder","sitecore_field_values":"{\n  \"Title\": \"Predictors of suicide at time of diagnosis in schizophrenia spectrum disorder: a 20-year total population study in Ontario, Canada\",\n  \"Short title\": \"Predictors of suicide at time of\",\n  \"Summary\": \"Suicide is a major cause of mortality for individuals with schizophrenia spectrum disorders. Understanding the risk factors for suicide at time of diagnosis can aid clinicians identify people at risk.\",\n  \"Citation\": \"<p>Zaheer J, Olfson M, Mallia E, Lam JSH, de Oliveira C, Rudoler D, Carvalho AF, Jacob BJ, Juda A, Kurdyak P. <em>Schizophr Res<\/em>. 2020; 222:382-8. Epub 2020 June 2. DOI: <a href=\"https:\/\/doi.org\/10.1016\/j.schres.2020.04.025\" title=\"Opens external link\">https:\/\/doi.org\/10.1016\/j.schres.2020.04.025<\/a><\/p>\",\n  \"Abstract\": \"<p><strong>Background <\/strong>&mdash; Suicide is a major cause of mortality for individuals with schizophrenia spectrum disorders (SSD). Understanding the risk factors for suicide at time of diagnosis can aid clinicians in identifying people at risk.<\/p>n<p><strong>Methods <\/strong>&mdash; Records from linked administrative health databases in Ontario, Canada were used to identify individuals aged 16 through 45 years who received a first lifetime diagnosis of SSD (schizophrenia, schizoaffective disorder, psychotic disorder not otherwise specified (NOS)) using a validated algorithm between 01\/01\/1993 and 12\/31\/2010. The main outcome was death by suicide following cohort entry until 12\/31\/2012.<\/p>n<p><strong>Outcomes <\/strong>&mdash; 75,989 individuals with a first SSD diagnosis (60.1% male, 39.9% female) were followed for an average of 9.56 years. During this period, 1.71% of the total sample (72.1% male, 27.9% female) died by suicide, after an average of 4.32 years. Predictors of suicide death included male sex (HR 2.00, 95% CI 1.76&ndash;2.27), age at diagnosis between 26 and 35 (HR 1.27, 95% CI 1.10&ndash;1.45) or 36&ndash;45 (HR 1.34, 95% CI 1.16&ndash;1.54), relative to 16&ndash;25, and suicide attempt (HR 2.23, 95% CI 1.86&ndash;2.66), drug use disorder (HR 1.21, 95% CI 1.04&ndash;1.41), mood disorder diagnosis (HR 1.32, 95% CI 1.17&ndash;1.50), or mental health hospitalization (HR 1.30 95% CI 1.13&ndash;1.49) in the 2 years prior to SSD diagnosis.<\/p>n<p><strong>Interpretation <\/strong>&mdash; Death by suicide occurs in 1 out of every 58 individuals and occurred early following first diagnosis of SSD. Psychiatric hospitalizations, mood disorder diagnoses, suicide attempts prior to SSD diagnosis, as well as a later age at first diagnosis, are all predictors of suicide and should be integrated into clinical assessment of suicide risk in this population.<\/p>\",\n  \"Research Programs\": \"{DD981CF2-C2A6-457A-9917-A8DD64CCF7D6}\",\n  \"ICES Locations\": \"{FBE2D1B1-C0BA-423F-8D16-39466B6C1424}\",\n  \"ICES Scientists\": \"{B5C574DB-2952-4976-9299-A6F54F1757FA}|{B0AEBBAD-2A5A-4165-BA3C-471B5BF30EA1}|{73BFBB45-3F05-4D4E-9723-4DB2A213A27A}\",\n  \"Posted Date\": \"20200602T000000\",\n  \"Show on Publications Landing Page\": \"1\",\n  \"In The News\": \"{CF6BE760-4AE5-4E45-BBC2-73E6E8780AD4}\"\n}","previous_url":"https:\/\/www.ices.on.ca\/Publications\/Journal-Articles\/2020\/June\/Predictors-of-suicide-at-time-of-diagnosis-in-schizophrenia-spectrum-disorder"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ICES | Predictors of suicide at time of diagnosis in schizophrenia spectrum disorder: a 20-year total population study in Ontario, Canada<\/title>\n<meta name=\"description\" content=\"Background &#x2014; Suicide is a major cause of mortality for individuals with schizophrenia spectrum disorders (SSD). 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