Integrated Behavior Therapy for Exclusively Anxious Selective Mutism: A Nonconcurrent Multiple-Baseline Design across Five Participants

Selective mutism (SM) is a rare childhood anxiety disorder which may be markedly detrimental to a child’s academic and social functioning if left untreated. Cognitive–behavioral treatments for social anxiety disorders have been found to be effective for SM, yet a paucity of published studies have ex...

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Main Authors: Allison K. Siroky, John S. Carlson, Aimee Kotrba
Format: Article
Language:English
Published: MDPI AG 2023-10-01
Series:Pediatric Reports
Subjects:
Online Access:https://www.mdpi.com/2036-7503/15/4/57
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author Allison K. Siroky
John S. Carlson
Aimee Kotrba
author_facet Allison K. Siroky
John S. Carlson
Aimee Kotrba
author_sort Allison K. Siroky
collection DOAJ
description Selective mutism (SM) is a rare childhood anxiety disorder which may be markedly detrimental to a child’s academic and social functioning if left untreated. Cognitive–behavioral treatments for social anxiety disorders have been found to be effective for SM, yet a paucity of published studies have explored manualized treatment approaches carried out by novice clinicians. The purpose of the present study was to examine the adherence, effectiveness, and acceptability of a condensed, 16-session version of Integrated Behavior Therapy for Selective Mutism (IBTSM; Bergman, 2013), the first manualized treatment for SM. A nonconcurrent multiple-baseline single-case design was used across five children diagnosed with SM, exclusively anxious subtype. IBTSM was implemented with excellent adherence (M = 98%) over an average of 19 weeks (range = 16–22 weeks). Visual analyses of weekly caregiver ratings of social anxiety and speaking behaviors did not demonstrate a replicated intervention effect; however, Tau-U effect sizes and Reliable Change Index (RCI) calculations demonstrated significant individual improvements in social anxiety and speaking behaviors over time on several measures. Three children (60%) no longer met diagnostic criteria for SM following treatment. All caregivers rated IBTSM as acceptable, with specific endorsements of acceptability in the areas of time required and treatment quality.
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spelling doaj.art-ef17fc722c214da487219bd3f0c85d102023-12-22T14:31:11ZengMDPI AGPediatric Reports2036-75032023-10-0115461763510.3390/pediatric15040057Integrated Behavior Therapy for Exclusively Anxious Selective Mutism: A Nonconcurrent Multiple-Baseline Design across Five ParticipantsAllison K. Siroky0John S. Carlson1Aimee Kotrba2Nationwide Children’s Hospital Big Lots Behavioral Health Services, Columbus, OH 43215, USADepartment of Counseling, Educational Psychology & Special Education, College of Education, Michigan State University, East Lansing, MI 48224, USAThriving Minds Behavioral Health Center, Brighton, MI 48116, USASelective mutism (SM) is a rare childhood anxiety disorder which may be markedly detrimental to a child’s academic and social functioning if left untreated. Cognitive–behavioral treatments for social anxiety disorders have been found to be effective for SM, yet a paucity of published studies have explored manualized treatment approaches carried out by novice clinicians. The purpose of the present study was to examine the adherence, effectiveness, and acceptability of a condensed, 16-session version of Integrated Behavior Therapy for Selective Mutism (IBTSM; Bergman, 2013), the first manualized treatment for SM. A nonconcurrent multiple-baseline single-case design was used across five children diagnosed with SM, exclusively anxious subtype. IBTSM was implemented with excellent adherence (M = 98%) over an average of 19 weeks (range = 16–22 weeks). Visual analyses of weekly caregiver ratings of social anxiety and speaking behaviors did not demonstrate a replicated intervention effect; however, Tau-U effect sizes and Reliable Change Index (RCI) calculations demonstrated significant individual improvements in social anxiety and speaking behaviors over time on several measures. Three children (60%) no longer met diagnostic criteria for SM following treatment. All caregivers rated IBTSM as acceptable, with specific endorsements of acceptability in the areas of time required and treatment quality.https://www.mdpi.com/2036-7503/15/4/57selective mutismbehavioral therapymanualized treatmentsocial anxietychildrensocial phobia
spellingShingle Allison K. Siroky
John S. Carlson
Aimee Kotrba
Integrated Behavior Therapy for Exclusively Anxious Selective Mutism: A Nonconcurrent Multiple-Baseline Design across Five Participants
Pediatric Reports
selective mutism
behavioral therapy
manualized treatment
social anxiety
children
social phobia
title Integrated Behavior Therapy for Exclusively Anxious Selective Mutism: A Nonconcurrent Multiple-Baseline Design across Five Participants
title_full Integrated Behavior Therapy for Exclusively Anxious Selective Mutism: A Nonconcurrent Multiple-Baseline Design across Five Participants
title_fullStr Integrated Behavior Therapy for Exclusively Anxious Selective Mutism: A Nonconcurrent Multiple-Baseline Design across Five Participants
title_full_unstemmed Integrated Behavior Therapy for Exclusively Anxious Selective Mutism: A Nonconcurrent Multiple-Baseline Design across Five Participants
title_short Integrated Behavior Therapy for Exclusively Anxious Selective Mutism: A Nonconcurrent Multiple-Baseline Design across Five Participants
title_sort integrated behavior therapy for exclusively anxious selective mutism a nonconcurrent multiple baseline design across five participants
topic selective mutism
behavioral therapy
manualized treatment
social anxiety
children
social phobia
url https://www.mdpi.com/2036-7503/15/4/57
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