Effectiveness of outpatient and community treatments for people with a diagnosis of ‘personality disorder’: systematic review and meta-analysis

Abstract Background Quality of care and access to effective interventions have been widely criticised as limited for people diagnosed with ‘personality disorder’ or who have comparable needs (described in some recent papers as “Complex Emotional Needs” (CEN). It is important to identify effective in...

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Main Authors: Panos Katakis, Merle Schlief, Phoebe Barnett, Luke Sheridan Rains, Sarah Rowe, Steve Pilling, Sonia Johnson
Format: Article
Language:English
Published: BMC 2023-01-01
Series:BMC Psychiatry
Subjects:
Online Access:https://doi.org/10.1186/s12888-022-04483-0
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author Panos Katakis
Merle Schlief
Phoebe Barnett
Luke Sheridan Rains
Sarah Rowe
Steve Pilling
Sonia Johnson
author_facet Panos Katakis
Merle Schlief
Phoebe Barnett
Luke Sheridan Rains
Sarah Rowe
Steve Pilling
Sonia Johnson
author_sort Panos Katakis
collection DOAJ
description Abstract Background Quality of care and access to effective interventions have been widely criticised as limited for people diagnosed with ‘personality disorder’ or who have comparable needs (described in some recent papers as “Complex Emotional Needs” (CEN). It is important to identify effective interventions and the optimal context and mode of delivery for people with CEN. We aimed to investigate the effectiveness of psychosocial interventions delivered in community and outpatient settings in treating symptoms associated with ‘personality disorder’, and the moderating effects of treatment-related variables. Methods We systematically searched MEDLINE, EMBASE, PsycINFO, CINAHL, HMIC, ASSIA for articles published in English, from inception to November 23, 2020. We included randomized controlled trials examining interventions provided in community or outpatient settings for CEN. The primary outcome was ‘personality disorder’ symptoms, while secondary outcomes included anxiety symptoms, depressive symptoms, and global psychiatric symptoms. Random-effects meta-analysis was conducted for each outcome, and meta-regression analysis was performed to assess the moderating effects of treatment characteristics. The quality of the studies and the degree of publication bias was assessed. Results We included 54 trials (n = 3716 participants) in the meta-analysis. We found a large effect size (g = 0.78, 95% CI: 0.56 to 1.01, p < 0.0001) favoring interventions for ‘borderline personality disorder’ (BPD) symptoms over Treatment as Usual or Waitlist (TAU/WL), and the efficacy was maintained at follow-up (g = 1.01, 95% CI: 0.37 to 1.65, p = 0.002). Interventions effectively reduced anxiety symptoms (g = 0.58, 95% CI: 0.21 to 0.95, p = 0.002), depressive symptoms (g = 0.57, 95% CI: 0.32 to 0.83, p < 0.0001), and global psychiatric symptoms (g = 0.50, 95% CI: 0.35 to 0.66, p < 0.0001) compared to TAU/WL. The intervention types were equally effective in treating all symptom categories assessed. Treatment duration and treatment intensity did not moderate the effectiveness of the interventions for any outcome. Conclusions People with a ‘personality disorder’ diagnosis benefited from psychological and psychosocial interventions delivered in community or outpatient settings, with all therapeutic approaches showing similar effectiveness. Mental health services should provide people with CEN with specialised treatments in accordance with the availability and the patients’ preferences.
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spelling doaj.art-e97e4525ea5249e6916d37e524b950842023-01-22T12:21:16ZengBMCBMC Psychiatry1471-244X2023-01-0123112910.1186/s12888-022-04483-0Effectiveness of outpatient and community treatments for people with a diagnosis of ‘personality disorder’: systematic review and meta-analysisPanos Katakis0Merle Schlief1Phoebe Barnett2Luke Sheridan Rains3Sarah Rowe4Steve Pilling5Sonia Johnson6Division of Psychiatry, University College LondonNIHR Mental Health Policy Research Unit, Division of Psychiatry, University College LondonNIHR Mental Health Policy Research Unit, Division of Psychiatry, University College LondonNIHR Mental Health Policy Research Unit, Division of Psychiatry, University College LondonDivision of Psychiatry, University College LondonCentre for Outcomes Research and Effectiveness, Research Department of Clinical, Educational and Health Psychology, University College LondonNIHR Mental Health Policy Research Unit, Division of Psychiatry, University College LondonAbstract Background Quality of care and access to effective interventions have been widely criticised as limited for people diagnosed with ‘personality disorder’ or who have comparable needs (described in some recent papers as “Complex Emotional Needs” (CEN). It is important to identify effective interventions and the optimal context and mode of delivery for people with CEN. We aimed to investigate the effectiveness of psychosocial interventions delivered in community and outpatient settings in treating symptoms associated with ‘personality disorder’, and the moderating effects of treatment-related variables. Methods We systematically searched MEDLINE, EMBASE, PsycINFO, CINAHL, HMIC, ASSIA for articles published in English, from inception to November 23, 2020. We included randomized controlled trials examining interventions provided in community or outpatient settings for CEN. The primary outcome was ‘personality disorder’ symptoms, while secondary outcomes included anxiety symptoms, depressive symptoms, and global psychiatric symptoms. Random-effects meta-analysis was conducted for each outcome, and meta-regression analysis was performed to assess the moderating effects of treatment characteristics. The quality of the studies and the degree of publication bias was assessed. Results We included 54 trials (n = 3716 participants) in the meta-analysis. We found a large effect size (g = 0.78, 95% CI: 0.56 to 1.01, p < 0.0001) favoring interventions for ‘borderline personality disorder’ (BPD) symptoms over Treatment as Usual or Waitlist (TAU/WL), and the efficacy was maintained at follow-up (g = 1.01, 95% CI: 0.37 to 1.65, p = 0.002). Interventions effectively reduced anxiety symptoms (g = 0.58, 95% CI: 0.21 to 0.95, p = 0.002), depressive symptoms (g = 0.57, 95% CI: 0.32 to 0.83, p < 0.0001), and global psychiatric symptoms (g = 0.50, 95% CI: 0.35 to 0.66, p < 0.0001) compared to TAU/WL. The intervention types were equally effective in treating all symptom categories assessed. Treatment duration and treatment intensity did not moderate the effectiveness of the interventions for any outcome. Conclusions People with a ‘personality disorder’ diagnosis benefited from psychological and psychosocial interventions delivered in community or outpatient settings, with all therapeutic approaches showing similar effectiveness. Mental health services should provide people with CEN with specialised treatments in accordance with the availability and the patients’ preferences.https://doi.org/10.1186/s12888-022-04483-0Personality disorderPsychotherapyPsychological interventionsCommunity treatmentsSystematic reviewmeta-analysis
spellingShingle Panos Katakis
Merle Schlief
Phoebe Barnett
Luke Sheridan Rains
Sarah Rowe
Steve Pilling
Sonia Johnson
Effectiveness of outpatient and community treatments for people with a diagnosis of ‘personality disorder’: systematic review and meta-analysis
BMC Psychiatry
Personality disorder
Psychotherapy
Psychological interventions
Community treatments
Systematic review
meta-analysis
title Effectiveness of outpatient and community treatments for people with a diagnosis of ‘personality disorder’: systematic review and meta-analysis
title_full Effectiveness of outpatient and community treatments for people with a diagnosis of ‘personality disorder’: systematic review and meta-analysis
title_fullStr Effectiveness of outpatient and community treatments for people with a diagnosis of ‘personality disorder’: systematic review and meta-analysis
title_full_unstemmed Effectiveness of outpatient and community treatments for people with a diagnosis of ‘personality disorder’: systematic review and meta-analysis
title_short Effectiveness of outpatient and community treatments for people with a diagnosis of ‘personality disorder’: systematic review and meta-analysis
title_sort effectiveness of outpatient and community treatments for people with a diagnosis of personality disorder systematic review and meta analysis
topic Personality disorder
Psychotherapy
Psychological interventions
Community treatments
Systematic review
meta-analysis
url https://doi.org/10.1186/s12888-022-04483-0
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