Risk of Attempted Suicide Among Patients With IBD: A Nationwide Longitudinal Follow-up Study

Author:

Wang Yen-Po1234,Zhang Bing56,Wang Hohui E.7,Bai Ya-Mei189,Tsai Shih-Jen189,Chen Tzeng-Ji101112,Chen Mu-Hong189

Affiliation:

1. Division of Gastroenterology, Taipei Veterans General Hospital, Taipei, Taiwan

2. Institute of Brain Sciences, National Yang Ming Chiao Tung University, Taipei, Taiwan

3. Division of Gastroenterology, School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan

4. Endoscopy Center for Diagnosis and Treatment, Taipei Veterans General Hospital, Taipei, Taiwan

5. Division of Gastrointestinal and Liver Disease, Department of Medicine, Keck School of Medicine, University of Southern California, Los Angeles, California

6. Division of Gastroenterology and Hepatology, Department of Medicine, University of California San Francisco, San Francisco, California

7. Department of Psychiatry, University of California San Francisco, San Francisco, California

8. Department of Psychiatry, Taipei Veterans General Hospital, Taipei, Taiwan

9. Department of Psychiatry, College of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan

10. Department of Family Medicine, Taipei Veterans General Hospital, Taipei, Taiwan

11. Institute of Hospital and Health Care Administration, National Yang Ming Chiao Tung University, Taipei, Taiwan

12. Department of Family Medicine, Taipei Veterans General Hospital, Hsinchu Branch, Hsinchu, Taiwan

Abstract

BACKGROUND: Evidence suggests that IBD is related to an increased risk of depressive disorder and suicide. OBJECTIVES: Whether IBD is an independent risk factor for suicide remains unclear. DESIGN: A matched cohort study design. SETTINGS: Taiwan National Health Insurance Research Database. PATIENTS: A total of 3625 adults with IBD aged ≥20 years and 36,250 matched controls were selected between 1997 and 2013 and followed-up to the end of 2013. MAIN OUTCOME MEASURES: Any suicide attempt was identified during the study period. Stratified Cox regression analysis was conducted on each matched pair to investigate the attempted suicide risk between the IBD and control groups. RESULTS: The hazard ratio for any suicide attempt among the patients with IBD was 4.61 (95% CI, 3.29–6.48) compared with controls matched exactly for depressive disorder. No significant difference in suicide attempts was noted between patients with ulcerative colitis (HR, 4.12; 95% CI, 2.69–6.32) and patients with Crohn’s disease (HR, 5.78; 95% CI, 3.27–10.22). LIMITATIONS: The incidence of any suicide attempt may be underestimated. CONCLUSION: IBD was an independent risk factor for attempted suicide. However, further studies are required to elucidate the definite pathomechanisms between IBD and suicide. RIESGO DE INTENTO DE SUICIDIO ENTRE PACIENTES CON ENFERMEDAD INFLAMATORIA INTESTINAL: UN ESTUDIO DE SEGUIMIENTO LONGITUDINAL A NIVEL NACIONAL ANTECEDENTES: La evidencia sugiere que la enfermedad inflamatoria intestinal (EII) está relacionada con un mayor riesgo de trastornos depresivos y de suicidios. OBJETIVOS: Sin embargo, aún no está claro si la EII es un factor de riesgo independiente para llegar al suicidio. DISEÑO: Estudio de cohortes de tipo pareado. AJUSTES: Investigación en la base de datos del seguro nacional de salud de Taiwán. PACIENTES: Se seleccionaron un total de 3.625 adultos con EII de ≥20 años y 36.250 controes emparejados entre 1997 y 2013, se les dio un seguimiento hasta finales de 2013. PRINCIPALES MEDIDAS DE RESULTADO: Se identificó cualquier intento de suicidio durante el período del estudio. Se realizó un análisis de regresión de Cox estratificado en cada dupla apareada dentro la investigación del riesgo de intento de suicidio comparado entre los grupos de EII y el grupo control. RESULTADOS: El cociente de riesgo instantáneo (HR) para cualquier intento de suicidio entre los pacientes con EII fue de 4,61 (el intervalo de confianza [IC] del 95 %: 3,29-6,48) en comparación con los controles apareados exactamente en casos de trastorno depresivo. No se observaron diferencias significativas en los intentos de suicidio entre los pacientes con colitis ulcerosa (HR: 4,12, IC 95 %: 2,69-6,32) y enfermedad de Crohn (HR: 5,78, IC 95 %: 3,27-10,22). LIMITACIONES: La incidencia de cualquier intento de suicidio puede estar subestimada. CONCLUSIÓN: La EII fué un factor de riesgo independiente para el intento de suicidio. Sin embargo, se requieren más estudios para dilucidar los mecanismos patogénicos definitivos entre la EII y el suicidio. (Traducción—Dr. Xavier Delgadillo)

Publisher

Ovid Technologies (Wolters Kluwer Health)

Subject

Gastroenterology,General Medicine

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