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De Las Cuevas C, de Leon VC, Blasco-Fontecilla H, Baca-García E, Sagud M, Sanz EJ, de Leon J. Clozapine may consistently protect from suicidal behaviors while other antipsychotics may lack a specific protective effect: a comprehensive VigiBase study interpreted in the context of the prior literature. Expert Opin Drug Saf 2024:1-11. [PMID: 39223773 DOI: 10.1080/14740338.2024.2399094] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/02/2024] [Revised: 08/05/2024] [Accepted: 08/10/2024] [Indexed: 09/04/2024]
Abstract
BACKGROUND In the United States, clozapine was first approved for treatment-resistant schizophrenia and then for suicidality in schizophrenia psychoses. Systematic reviews support clozapine's anti-suicidal effect, but the forensic literature stresses its lethality during overdoses. RESEARCH DESIGN AND METHODS Clozapine reports to the international pharmacovigilance database (VigiBase) were analyzed for suicidal ideation, suicide attempts, intentional overdose, and completed suicides from introduction to 1 January 2024. VigiBase uses the information component (IC) as a disproportionality analysis. RESULTS The clozapine ICs (range: other antipsychotics) were: 1) suicidal ideation IC = 0.570 with IC025 = 0.454 to IC975 = 0.680 (IC = 3.568 for aripiprazole and 1.729 for risperidone), 2) suicide attempt IC = 1.428 with IC025 = 1.323 to IC975 = 1.529 (IC = 4.150 for quetiapine and 2.968 for risperidone), 3) intentional overdose: IC = 0.995 with IC025 = 0.864 to IC975 = 1.120 (IC = 4.080 for quetiapine and 1.957 for aripiprazole), and 4) completed suicide IC = 1.133 with IC025 = 1.026 to IC975 = 1.235 (IC = 4.648 for quetiapine and 2.160 for risperidone). In summary, all clozapine ICs were significantly lower. We found 2391 clozapine-treated patients on the suicidality spectrum (627 cases with suicidal ideation, 752 with suicide attempt, 488 with intentional overdose, and 731 with completed suicide) but many were taking other antipsychotics. The most frequent reporting countries were the United States, the United Kingdom, and Croatia. CONCLUSION This pharmacovigilance study, with all its inherent limitations, provides independent proof, not overlapping with prior literature, that clozapine may have specific strong anti-suicidal effects that do not appear to be present in other antipsychotics. Further VigiBase studies are needed to compare the lethality of an intentional overdose of clozapine (14.3%) with other antipsychotics.
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Affiliation(s)
- Carlos De Las Cuevas
- Department of Internal Medicine, Dermatology, and Psychiatry and Instituto Universitario de Neurociencia (IUNE), Universidad de La Laguna, La Laguna, Spain
| | - Victoria C de Leon
- Department of Psychiatry, Washington University School of Medicine in St Louis, St Louis, MO, USA
| | - Hilario Blasco-Fontecilla
- Instituto de Investigación, Transferencia e Innovación, Ciencias de la Saludy Escuela de Doctorado, Universidad Internacional de La Rioja, Logroño, Spain
- Emooti, Madrid, Spain
- Center of Biomedical Network Research on Mental Health (CIBERSAM), Carlos III Institute of Health, Madrid, Spain
| | - Enrique Baca-García
- Center of Biomedical Network Research on Mental Health (CIBERSAM), Carlos III Institute of Health, Madrid, Spain
- Department of Psychiatry, Hospital Fundación Jiménez Díaz, Madrid, Spain
- Complutense University of Madrid, Madrid, Spain
- Universidad Católica del Maule, Talca, Chile
- Department of Psychiatry, Centre Hospitalier Universitaire de Nîmes, Nîmes, France
| | - Marina Sagud
- School of Medicine, University of Zagreb, Zagreb, Croatia
- University Hospital Centre Zagreb, Zagreb, Croatia
| | - Emilio J Sanz
- Department of Physical Medicine and Pharmacology, School of Medicine, Universidad de La Laguna, Spain
- Hospital Universitario de Canarias, Tenerife, Spain
| | - Jose de Leon
- Mental Health Research Center, Eastern State Hospital, Lexington, KY, USA
- Biomedical Research Centre in Mental Health Net (CIBERSAM), Santiago Apóstol Hospital, University of the Basque Country, Vitoria, Spain
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Wakim E, El Hage S, Safi S, El Kareh A, El Masri J, Salameh P. Insights in Neuropsychiatry: Suicide and Self-Mutilation in the Mena Region- a Bibliometric Quantitative and Co-occurrence Medline-Based Analysis. Cureus 2021; 13:e18680. [PMID: 34786259 PMCID: PMC8580160 DOI: 10.7759/cureus.18680] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/17/2021] [Accepted: 10/11/2021] [Indexed: 11/05/2022] Open
Abstract
Background Little is known about self-mutilation and suicide-related research in the Arab world. Aim We aim to quantify research activity related to suicide and self-mutilation, according to socio-economic factors, and assess inter-regional collaborations and trends of topics in the Arab world in the last 16 years. Methods A search was conducted through the PubMed database to find articles related to suicide and self-mutilation, according to author affiliation in the 22 Arab countries between 2004 and 2019 (inclusive), and standardized according to mean population, suicide, and self-mutilation disability associated life years (DALY), and gross domestic product (GDP). VOS Viewer was used for keyword and organization co-occurrence analysis. Results Only 0.61% of articles related to suicide and self-mutilation published between 2004 and 2019 were of Arab origin, compared to 1.76% in South America and 7.94% in Far East Asia. Suicide and self-mutilation articles make up 0.09% of the total publications in the Arab region. Egypt, Saudi Arabia, and Lebanon had the highest number of published articles related to suicide and self-mutilation. When comparing publications per million persons, Lebanon and Kuwait ranked first with 5.15 and 3.40 publications per million persons. Lebanon showed the highest number of publications per USD billion GDP, with 0.75 publications. The highest number of publications per 1% self-injury-related DALY was recorded in Saudi Arabia, with 46.97 publications. In recent years, VOS Viewer revealed poor inter-regional collaborations and a modest but increasing trend towards depression, poisoning, and cross-sectional studies. Conclusion Despite increasing publications, the region still lags in terms of suicide and self-mutilation research activity. A pan-Arab strategy should be implemented to refine suicide-related research and increase mental health awareness.
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Affiliation(s)
- Elyas Wakim
- Orthopaedics, Faculty of Medical Sciences - Lebanese University, Hadath, LBN
| | - Said El Hage
- General Medicine, Faculty of Medical Sciences - Lebanese University, Hadath, LBN
- Neurosciences, Faculty of Medical Sciences - Lebanese University, Hadath, LBN
| | - Steven Safi
- Epidemiology and Public Health, Faculty of Medical Sciences - Lebanese University, Hadath, LBN
| | - Antonio El Kareh
- General Medicine, Faculty of Medical Sciences - Lebanese University, Hadath, LBN
| | - Jad El Masri
- Neurosciences, Faculty of Medical Sciences - Lebanese University, Hadath, LBN
- General Medicine, Faculty of Medical Sciences - Lebanese University, Hadath, LBN
| | - Pascale Salameh
- Public Health, Institut National de Santé Publique, d'Épidémiologie Clinique et de Toxicologie - Liban, Beirut, LBN
- Public Health, University of Nicosia Medical School, Nicosia, CYP
- Pharmacy, Faculty of Medical Sciences - Lebanese University, Hadath, LBN
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Pan CH, Chen PH, Chang HM, Wang IS, Chen YL, Su SS, Tsai SY, Chen CC, Kuo CJ. Incidence and method of suicide mortality in patients with schizophrenia: a Nationwide Cohort Study. Soc Psychiatry Psychiatr Epidemiol 2021; 56:1437-1446. [PMID: 33245380 DOI: 10.1007/s00127-020-01985-8] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/16/2020] [Accepted: 11/10/2020] [Indexed: 11/28/2022]
Abstract
PURPOSE Suicide is a leading cause of death in patients with schizophrenia. This nationwide cohort study investigated the incidence of each suicide method in patients with schizophrenia compared with the general population. METHODS In total, records of 174,039 patients with schizophrenia were obtained from the National Health Insurance Research Database in Taiwan from 2001 to 2016. This schizophrenia cohort was linked with the national mortality database, and 26,926 patients died during this follow-up period. Of the deceased, 3033 had died by suicide. Univariate Cox regression was used to estimate the demographic variables associated with suicide. We estimated the difference in the proportion of each suicide method used in patients with schizophrenia compared with the general population. The incidence and standardized mortality ratio (SMR) of each suicide method were calculated and stratified based on sex. RESULTS Patients aged 25-34 years exhibited the highest suicide risk. Compared with the general population, patients with schizophrenia were more likely to commit suicide by jumping and drowning and less likely to use charcoal-burning and hanging. Women showed a higher incidence of suicide by drowning and jumping than did men. Comorbidity with substance use disorders (SUDs) was associated with a high suicide SMR (26.9, 95% confidence interval [CI] = 23.4-28.9), particularly for suicide by jumping (61.2, 95% CI = 48.3-76.3). CONCLUSIONS Patients with schizophrenia had higher suicide rates for all methods than did the general population. Suicide method differed based on sex. Patients with SUDs exhibit a high SMR for each suicide method and warrant intensive clinical attention.
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Affiliation(s)
- Chun-Hung Pan
- Department of Psychology, National Chengchi University, Taipei, Taiwan.,Taipei City Psychiatric Center, Taipei City Hospital, Taipei, Taiwan
| | - Pao-Huan Chen
- Department of Psychiatry, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan.,Psychiatric Research Center, Taipei Medical University Hospital, Taipei, Taiwan
| | - Hu-Ming Chang
- Taipei City Psychiatric Center, Taipei City Hospital, Taipei, Taiwan
| | - I-Shuan Wang
- Taipei City Psychiatric Center, Taipei City Hospital, Taipei, Taiwan
| | - Yi-Lung Chen
- Taipei City Psychiatric Center, Taipei City Hospital, Taipei, Taiwan.,Department of Counseling Psychology, Chinese Culture University, Taipei, Taiwan
| | - Sheng-Siang Su
- Taipei City Psychiatric Center, Taipei City Hospital, Taipei, Taiwan
| | - Shang-Ying Tsai
- Department of Psychiatry, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan.,Psychiatric Research Center, Taipei Medical University Hospital, Taipei, Taiwan
| | - Chiao-Chicy Chen
- Department of Psychiatry, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan.,Department of Psychiatry, Mackay Memorial Hospital, Taipei, Taiwan.,Department of Psychiatry, Mackay Medical College, Taipei, Taiwan
| | - Chian-Jue Kuo
- Taipei City Psychiatric Center, Taipei City Hospital, Taipei, Taiwan. .,Department of Psychiatry, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan. .,Psychiatric Research Center, Taipei Medical University Hospital, Taipei, Taiwan. .,Department of General Psychiatry, Taipei City Psychiatric Center, 309 Sung-Te Road, Taipei, 110, Taiwan.
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Nath S, Kalita KN, Baruah A, Saraf AS, Mukherjee D, Singh PK. Suicidal ideation in schizophrenia: A cross-sectional study in a tertiary mental hospital in North-East India. Indian J Psychiatry 2021; 63:179-183. [PMID: 34194063 PMCID: PMC8214136 DOI: 10.4103/psychiatry.indianjpsychiatry_130_19] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/01/2019] [Revised: 05/14/2019] [Accepted: 02/25/2021] [Indexed: 11/16/2022] Open
Abstract
INTRODUCTION Suicide is a leading cause of mortality in schizophrenia. The study attempts to find an association of suicidal ideation, a less studied entity than suicide attempt, with various sociodemographic and clinical profiles in patients with schizophrenia. MATERIALS AND METHODS It is a cross-sectional study involving 140 patients diagnosed as schizophrenia. Sociodemographic and clinical profiles were collected using a semi-structured proforma. Positive and Negative Syndrome Scale, Calgary Depression Scale for Schizophrenia, InterSePT Scale for Suicidal Thinking, and Drug Attitude Inventory-10 were applied to assess psychopathology, depressive symptoms, suicidal ideas, and attitude toward psychotropics, respectively. The analysis was done using appropriate statistics. RESULTS Majority of the study sample were Hindus, male, unmarried, literate, unemployed, and belonging from lower socioeconomic class. About 25.7% attempted suicide earlier and 29.3% currently have suicidal ideation. A previous suicide attempt, family history of psychiatric illness and that of suicide and comorbid substance use, significantly predicted (p < 0.05) a current suicidal ideation. Ideation has also been found to be significantly correlated to comorbid depression and the positive, negative, emotional, and excitement domains of schizophrenic psychopathology. CONCLUSION The current study shows suicidal ideations in schizophrenia patients to be significantly related to schizophrenic psychopathology and comorbid depression, thus calling for a holistic management in preventing a fatal outcome.
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Affiliation(s)
- Santanu Nath
- Department of Psychiatry, Institute of Medical Sciences (IMS), Banaras Hindu University, Varanasi, Uttar Pradesh, India
| | - Kamal Narayan Kalita
- Department of Psychiatry, LGB Regional Institute of Mental Health, Tezpur, Assam, India
| | - Aparajeeta Baruah
- Department of Psychiatry, LGB Regional Institute of Mental Health, Tezpur, Assam, India
| | | | - Diptadhi Mukherjee
- Centre for Addiction Medicine, National Institute of Mental Health and Neurosciences, Bengaluru, Karnataka, India
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Comparisons between suicide in persons with serious mental illness, other mental disorders, or no known mental illness: Results from 37 U.S. states, 2003-2017. Schizophr Res 2021; 228:74-82. [PMID: 33434737 PMCID: PMC7987877 DOI: 10.1016/j.schres.2020.11.058] [Citation(s) in RCA: 24] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/08/2020] [Revised: 08/18/2020] [Accepted: 11/29/2020] [Indexed: 12/13/2022]
Abstract
BACKGROUND Suicide is a leading cause of death in persons with schizophrenia and other serious mental illnesses (SMI), however, little is known about the characteristics and circumstances of suicide decedents with SMI in the US compared to those with other or no known mental illness. METHODS This study was a retrospective analysis of suicide deaths in individuals aged ≥18 years from the National Violent Death Reporting System, 2003-2017. Odds ratios compared sociodemographic and clinical characteristics, cause of death, precipitating circumstances, and post-mortem toxicology results. All analyses were stratified by gender. RESULTS Of the 174,001 suicide decedents, 8.7% had a known SMI, 33.0% had other mental disorders, and 58.2% had no known mental illness. Relative to persons with other mental disorders, SMI decedents were younger and more likely to have previous suicide attempts and co-occurring drug use. Problems with intimate partners, poor physical health, and recent institutional release were the most common precipitating circumstances for SMI decedents. Firearms were the most common suicide method for males with SMI. Although 67.0% male and 76.0% of female SMI decedents were currently in treatment, toxicology results suggest many were not taking antipsychotic or antidepressant medications at the time of death. CONCLUSIONS Persons with SMI are over-represented in suicide deaths. Efforts to improve treatment of co-occurring substance use disorders, continuity of care following hospitalization, medication adherence, and to reduce access to firearms are important suicide prevention strategies.
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