Now and then: a ten-year comparison of young people in residential substance use disorder treatment receiving group dialectical behaviour therapy

Abstract Background Reducing substance use in youth is a global health priority. We compared two cohorts from the same 12-week residential substance use disorder (SUD) facility over a 10 year period: Cohort A (2008–2009) and Cohort B (2018–2020). The essential components of the program remained the...

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Main Authors: Ely M. Marceau, Gabriella Holmes, Jane Cutts, Lauren Mullaney, Denise Meuldijk, Michelle L. Townsend, Brin F. S. Grenyer
Format: Article
Language:English
Published: BMC 2021-07-01
Series:BMC Psychiatry
Subjects:
Online Access:https://doi.org/10.1186/s12888-021-03372-2
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author Ely M. Marceau
Gabriella Holmes
Jane Cutts
Lauren Mullaney
Denise Meuldijk
Michelle L. Townsend
Brin F. S. Grenyer
author_facet Ely M. Marceau
Gabriella Holmes
Jane Cutts
Lauren Mullaney
Denise Meuldijk
Michelle L. Townsend
Brin F. S. Grenyer
author_sort Ely M. Marceau
collection DOAJ
description Abstract Background Reducing substance use in youth is a global health priority. We compared two cohorts from the same 12-week residential substance use disorder (SUD) facility over a 10 year period: Cohort A (2008–2009) and Cohort B (2018–2020). The essential components of the program remained the same with the primary treatment being dialectical behaviour therapy (DBT) plus residential milieu. Methods Young people in the current Cohort B (N = 100) versus historical Cohort A (N = 102) had a similar ratio of males (74 vs. 70%) but were slightly older (mean 20.6 vs. 19.5 years). Linear mixed models were used to model outcome measures (global psychiatric symptoms, substance use severity, and quality of life) longitudinally up to 12 months later. Results Baseline to end-of-treatment comparisons showed that the current Cohort B had overall higher levels of global psychiatric symptoms (d = 0.70), but both groups reduced psychiatric symptoms (Cohort A: d = 1.05; Cohort B: d = 0.61), and had comparable increases in confidence to resist substance use (d = 0.95). Longitudinal data from the current Cohort B showed significant decreases in substance use severity from baseline to 6-month follow-up (d = 1.83), which were sustained at 12-month follow-up (d = 0.94), and increases in quality of life from baseline to end-of-treatment (d = 0.83). Conclusions We demonstrate how DBT plus milieu residential care for young people continues to show positive effects in a 10-year comparison. However, youth seeking treatment today compared to 10 years ago evidenced higher acuity of psychiatric symptoms reinforcing the importance of continuous improvement of psychological treatments. Trial registration Australian New Zealand Clinical Trials Registry: trial ID ACTRN12618000866202 , retrospectively registered on 22/05/2018, .
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spelling doaj.art-ae515242450b4801a9d7cda4248911672022-12-21T22:46:10ZengBMCBMC Psychiatry1471-244X2021-07-0121111310.1186/s12888-021-03372-2Now and then: a ten-year comparison of young people in residential substance use disorder treatment receiving group dialectical behaviour therapyEly M. Marceau0Gabriella Holmes1Jane Cutts2Lauren Mullaney3Denise Meuldijk4Michelle L. Townsend5Brin F. S. Grenyer6School of Psychology and Illawarra Health and Medical Research Institute, University of WollongongMission Australia: Triple Care FarmSchool of Psychology and Illawarra Health and Medical Research Institute, University of WollongongMission Australia: Triple Care FarmSchool of Psychology and Illawarra Health and Medical Research Institute, University of WollongongSchool of Psychology and Illawarra Health and Medical Research Institute, University of WollongongSchool of Psychology and Illawarra Health and Medical Research Institute, University of WollongongAbstract Background Reducing substance use in youth is a global health priority. We compared two cohorts from the same 12-week residential substance use disorder (SUD) facility over a 10 year period: Cohort A (2008–2009) and Cohort B (2018–2020). The essential components of the program remained the same with the primary treatment being dialectical behaviour therapy (DBT) plus residential milieu. Methods Young people in the current Cohort B (N = 100) versus historical Cohort A (N = 102) had a similar ratio of males (74 vs. 70%) but were slightly older (mean 20.6 vs. 19.5 years). Linear mixed models were used to model outcome measures (global psychiatric symptoms, substance use severity, and quality of life) longitudinally up to 12 months later. Results Baseline to end-of-treatment comparisons showed that the current Cohort B had overall higher levels of global psychiatric symptoms (d = 0.70), but both groups reduced psychiatric symptoms (Cohort A: d = 1.05; Cohort B: d = 0.61), and had comparable increases in confidence to resist substance use (d = 0.95). Longitudinal data from the current Cohort B showed significant decreases in substance use severity from baseline to 6-month follow-up (d = 1.83), which were sustained at 12-month follow-up (d = 0.94), and increases in quality of life from baseline to end-of-treatment (d = 0.83). Conclusions We demonstrate how DBT plus milieu residential care for young people continues to show positive effects in a 10-year comparison. However, youth seeking treatment today compared to 10 years ago evidenced higher acuity of psychiatric symptoms reinforcing the importance of continuous improvement of psychological treatments. Trial registration Australian New Zealand Clinical Trials Registry: trial ID ACTRN12618000866202 , retrospectively registered on 22/05/2018, .https://doi.org/10.1186/s12888-021-03372-2Dialectical behavior therapySubstance-related disordersAdolescentResidential treatmentCohort studies
spellingShingle Ely M. Marceau
Gabriella Holmes
Jane Cutts
Lauren Mullaney
Denise Meuldijk
Michelle L. Townsend
Brin F. S. Grenyer
Now and then: a ten-year comparison of young people in residential substance use disorder treatment receiving group dialectical behaviour therapy
BMC Psychiatry
Dialectical behavior therapy
Substance-related disorders
Adolescent
Residential treatment
Cohort studies
title Now and then: a ten-year comparison of young people in residential substance use disorder treatment receiving group dialectical behaviour therapy
title_full Now and then: a ten-year comparison of young people in residential substance use disorder treatment receiving group dialectical behaviour therapy
title_fullStr Now and then: a ten-year comparison of young people in residential substance use disorder treatment receiving group dialectical behaviour therapy
title_full_unstemmed Now and then: a ten-year comparison of young people in residential substance use disorder treatment receiving group dialectical behaviour therapy
title_short Now and then: a ten-year comparison of young people in residential substance use disorder treatment receiving group dialectical behaviour therapy
title_sort now and then a ten year comparison of young people in residential substance use disorder treatment receiving group dialectical behaviour therapy
topic Dialectical behavior therapy
Substance-related disorders
Adolescent
Residential treatment
Cohort studies
url https://doi.org/10.1186/s12888-021-03372-2
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