Clinical and treatment predictors of relapse during a three-year follow-up of a cohort of first episodes of schizophrenia.


Por: Bioque M, Mezquida G, Amoretti S, García-Rizo C, López-Ilundain JM, Diaz-Caneja CM, Zorrilla I, Mané A, Rodriguez-Jimenez R, Corripio I, Pomarol-Clotet E, Ibáñez Á, Usall J, Contreras F, Mas S, Vázquez-Bourgon J, Cuesta MJ, Parellada M, González-Pinto A, Hidalgo-Figueroa M, Bernardo M and 2EPs GROUP

Publicada: 1 may 2022 Ahead of Print: 26 feb 2022
Resumen:
Relapses are frequent in the first years following a first episode of schizophrenia (FES), being associated with a higher risk of developing a chronic psychotic disorder, and poor clinical and functional outcomes. The identification and intervention over factors associated with relapses in these early phases are timely and relevant. In this study, 119 patients in remission after a FES were closely followed over three years. Participants came from the 2EPS Project, a coordinated, naturalistic, longitudinal study of 15 tertiary centers in Spain. Sociodemographic, clinical, treatment and substance abuse data were analyzed. 49.6% of the participants relapsed during the 3-years follow-up. None of the baseline demographic and clinical characteristics analyzed showed a statistically significant association with relapses. 22% of patients that finished the follow-up without relapsing were not taking any antipsychotic. The group that relapsed presented higher mean antipsychotics doses (381.93 vs. 242.29 mg of chlorpromazine equivalent/day, p = 0.028) and higher rates of antipsychotic polytherapy (28.6% vs. 13%, p < 0.001), benzodiazepines use (30.8% vs. 8.5%, p < 0.001), side effects reports (39.2% vs. 25%, p = 0.022), psychological treatment (51.8% vs. 33.9%, p = 0.03), and cannabis consumption (93.2% vs. 56.7%, p < 0.001). Clozapine use was notably higher in the group that reminded in remission (21.7% vs. 8.2%, p < 0.019). These findings may guide clinicians to detect subgroups of patients with higher risk to present a second episode of psychosis, focusing on measures to ensure an adequate treatment or facilitating cannabis use cessation. This study supports future research to identify relapse prevention strategies for patients in early phases of schizophrenia.

Filiaciones:
Bioque M:
 Barcelona Clínic Schizophrenia Unit (BCSU), Neuroscience Institute, Hospital Clínic de Barcelona, Barcelona, Spain

 Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Spain

 Department of Medicine, University of Barcelona, Barcelona, Spain

Mezquida G:
 Barcelona Clínic Schizophrenia Unit (BCSU), Neuroscience Institute, Hospital Clínic de Barcelona, Barcelona, Spain

 Department of Basic Clinical Practice, Pharmacology Unit, University of Barcelona, Barcelona, Spain

 Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Spain

Amoretti S:
 Barcelona Clínic Schizophrenia Unit (BCSU), Neuroscience Institute, Hospital Clínic de Barcelona, Barcelona, Spain

 Department of Psychiatry, Hospital Universitari Vall d'Hebron, Spain

 Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain

 Centro de Investigación Biomédica en Red en Salud Mental (CIBERSAM), Spain

 Department of Medicine, University of Barcelona, Barcelona, Spain

 Group of Psychiatry, Mental Health and Addictions, Psychiatric Genetics Unit, Vall d'Hebron Research Institute (VHIR), Barcelona, Spain

 Biomedical Network Research Centre on Mental Health (CIBERSAM), Barcelona, Spain

García-Rizo C:
 Barcelona Clínic Schizophrenia Unit (BCSU), Neuroscience Institute, Hospital Clínic de Barcelona, Barcelona, Spain

 Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Spain

 Department of Medicine, University of Barcelona, Barcelona, Spain

López-Ilundain JM:
 Department of Psychiatry, Complejo Hospitalario de Navarra, Pamplona, Navarra, Spain

 Navarra Health Research Institute (IdiSNA), Pamplona, Navarra, Spain

Diaz-Caneja CM:
 Department of Child and Adolescent Psychiatry, Institute of Psychiatry and Mental Health, Hospital General Universitario Gregorio Marañón, Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), CIBERSAM, School of Medicine, Universidad Complutense, Madrid, Spain

Zorrilla I:
 Hospital Universitario Araba, Servicio de Psiquiatria, UPV/EHU, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Bioaraba, Spain

Mané A:
 Hospital del Mar Medical Research Institute (IMIM), Spain

 Universitat Autònoma de Barcelona, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Barcelona, Spain

Rodriguez-Jimenez R:
 Instituto de Investigación Sanitaria Hospital 12 de Octubre (imas12), Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Spain

 CogPsy Group, Universidad Complutense de Madrid (UCM), Madrid, Spain

Corripio I:
 Psychiatry Department, Institut d'Investigació Biomèdica-Sant Pau, (IIB-SANT PAU), Hospital de la Santa Creu i Sant Pau, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Barcelona, Spain

 Universitat Autònoma de Barcelona (UAB), Spain

Pomarol-Clotet E:
 FIDMAG Germanes Hospitalàries Research Foundation, Barcelona, Spain

 Centro de Investigación Biomédica en Red de Salud Mental, CIBERSAM, Spain

Ibáñez Á:
 Department of Psychiatry, Hospital Universitario Ramón y Cajal, IRYCIS, Universidad de Alcalá, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Madrid, Spain

Usall J:
 Parc Sanitari Sant Joan de Déu, Teaching, Research & Innovation Unit, Institut de Recerca Sant Joan de Déu, Sant Boi de Llobregat, Spain

Contreras F:
 Psychiatric Unit, Bellvitge Universitary Hospital, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Spain

 IDIBELL, L'Hospitalet de Llobregat, Spain

Mas S:
 Department of Basic Clinical Practice, Pharmacology Unit, University of Barcelona, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Barcelona, Spain

 Clinical and Experimental Neuroscience Area, The August Pi i Sunyer Biomedical Research Institute (IDIBAPS), Spain

Vázquez-Bourgon J:
 Department of Psychiatry, University Hospital Marqués de Valdecilla, Spain

 Instituto de Investigación sanitaria Valdecilla (IDIVAL), Spain

 University of Cantabria, Spain

 Centro de Investigación Biomédica en Red de Salud Mental (CIBERSAM), Santander, Spain

Cuesta MJ:
 Department of Psychiatry, Complejo Hospitalario de Navarra, Pamplona, Navarra, Spain

 Navarra Health Research Institute (IdiSNA), Pamplona, Navarra, Spain

Parellada M:
 Department of Child and Adolescent Psychiatry, Institute of Psychiatry and Mental Health, Hospital General Universitario Gregorio Marañón, Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), CIBERSAM, School of Medicine, Universidad Complutense, Madrid, Spain

González-Pinto A:
 Hospital Universitario Araba, Servicio de Psiquiatria, UPV/EHU, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Bioaraba, Spain

Hidalgo-Figueroa M:
 Neuropsychopharmacology and Psychobiology Research Group, Department of Psychology, University of Cádiz, Spain

 Instituto de Investigación e Innovación Biomédica de Cádiz, INiBICA, Hospital Universitario Puerta del Mar, Spain

 Centro de Investigación Biomédica en Red de Salud Mental (CIBERSAM) Cádiz, Spain

Bernardo M:
 Barcelona Clínic Schizophrenia Unit (BCSU), Neuroscience Institute, Hospital Clínic de Barcelona, Barcelona, Spain

 Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain

 Centro de Investigación Biomédica en red en salud Mental (CIBERSAM), Spain

 Department of Medicine, University of Barcelona, Barcelona, Spain
ISSN: 09209964





Schizophrenia Research
Editorial
ELSEVIER, RADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, Países Bajos
Tipo de documento: Article
Volumen: 243 Número:
Páginas: 32-42
WOS Id: 000786666700005
ID de PubMed: 35231832
imagen Bronze

MÉTRICAS