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Treatments for Prolonged Grief Disorder: A Systematic Review and Network Meta-Analysis.

Anna Pleshka1, Shawn Crawford1, Michele Wellsby1

  • 1Department of Psychology, Mount Royal University, Calgary, AB, Canada.

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Summary

Effective Prolonged Grief Disorder (PGD) treatments integrate exposure, social support, and cognitive-behavioral elements. This review synthesizes evidence for psychological interventions in adults, finding them most effective.

Keywords:
PGDbereavementnetwork meta-analysisprolonged grief disorderpsychotherapiessystematic reviewtreatments

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Area of Science:

  • Psychiatry and Psychology
  • Clinical Psychology
  • Mental Health Interventions

Background:

  • Prolonged Grief Disorder (PGD) is now an official diagnosis, necessitating updated reviews of its treatments.
  • Previous reviews predated the formal diagnostic criteria for PGD, limiting their applicability.
  • Understanding the comparative effectiveness of psychological and pharmacological interventions is crucial for clinical practice.

Purpose of the Study:

  • To systematically review and network meta-analyze randomized controlled trials (RCTs) evaluating treatments for Prolonged Grief Disorder (PGD).
  • To compare the effectiveness of various psychological interventions for PGD.
  • To assess secondary outcomes including depression and PTSD symptom reduction.

Main Methods:

  • Systematic review and network meta-analysis of RCTs.
  • Searched multiple databases for studies published up to November 2023.
  • Included 40 eligible studies with data from 4566 adult participants; primary outcome was PGD symptom reduction.

Main Results:

  • The most effective psychological treatments for PGD incorporated exposure, social support, narrative reconstruction, artistic expression, and cognitive-behavioral components.
  • A comprehensive synthesis of evidence for psychological PGD treatments in adults was achieved.
  • Insufficient data were available to evaluate pediatric treatments or pharmacological interventions for PGD.

Conclusions:

  • Psychological interventions combining specific therapeutic elements demonstrate effectiveness for adult Prolonged Grief Disorder.
  • Further research is needed to address treatment efficacy in pediatric populations and explore pharmacological options.
  • This study provides a vital evidence synthesis for guiding clinical decisions in PGD management.