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Andersson, Gerhard, ProfessorORCID iD iconorcid.org/0000-0003-4753-6745
Publications (10 of 656) Show all publications
Bäck, M., Gustafsson, S. A., Jacobson, K., Ljung, T., Holmqvist, R. & Andersson, G. (2025). A way of relating to life; myself and others - a thematic analysis of patients' experience of having an eating disorder. Journal of Eating Disorders, 13(1), Article ID 88.
Open this publication in new window or tab >>A way of relating to life; myself and others - a thematic analysis of patients' experience of having an eating disorder
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2025 (English)In: Journal of Eating Disorders, E-ISSN 2050-2974, Vol. 13, no 1, article id 88Article in journal (Refereed) Published
Abstract [en]

BACKGROUND: Eating disorders are psychiatric conditions that extend beyond concerns with weight, body and shape, encompassing complex issues related to self-esteem, emotion regulation and interpersonal functioning. Moreover, co-occurring depression, often undiagnosed, is a common complicating factor. Gaining an in-depth understanding of living with an eating disorder is vital both theoretically and for identifying factors that maintain or inhibit recovery. Patient-centred studies offer valuable insights into the lived experience of eating disorders, highlighting their impact and interaction with various life phenomena.

METHODS: This qualitative study aimed to capture the meaning and experience of living with an eating disorder from a patient perspective. Semi-structured interviews were conducted with 15 women suffering from eating disorders and comorbid depressive symptoms, prior to the start of treatment. Data were analysed using reflexive thematic analysis.

RESULTS: Two dimensions of relating to the eating disorder emerged. The first dimension, "Relating to the eating disorder over time", followed a temporal trajectory with four themes: "The eating disorder as a way to handle other difficulties", "From control to a consistent loss of control", "The whole existence revolves around the eating disorder" and "Hard to see a life without the eating disorder". The second dimension, "Having an eating disorder- a relentless relating", focused on the present experience and was divided into two themes: "The eating disorder's impact on relating to myself" and "The eating disorder's impact on relating to others".

CONCLUSIONS: Living with an eating disorder involves a constant, entangled and conflicted relationship with the disorder, leading to alienation from significant others and one's own body. This pervasive presence of disordered thoughts and behaviours makes it challenging to relate to oneself and the external world without their influence. Over time, the disorder becomes increasingly ego-syntonic, rendering it difficult to envisage a life without it. Treatment should, therefore, aim to externalise the disorder-to foster new life goals, enhance social engagement, and improve interpersonal skills. Further research is needed to elucidate how co-occurring depressive symptomatology influences an individual's relationship with their eating disorder, as these factors may be crucial in tailoring effective interventions.

Place, publisher, year, edition, pages
Springer Nature, 2025
Keywords
Eating disorder, Ego-syntonicity, Externalization, Lived experience, Patient perspective, Qualitative study, Self-observation
National Category
Applied Psychology
Identifiers
urn:nbn:se:liu:diva-214101 (URN)10.1186/s40337-025-01291-1 (DOI)001495049300004 ()40420298 (PubMedID)2-s2.0-105006411773 (Scopus ID)
Note

Funding Agencies|Linkoeping University; NPT-Swedish national patient register

Available from: 2025-05-28 Created: 2025-05-28 Last updated: 2025-09-12
Manchaiah, V., Andersson, G., Beukes, E. W., Fagelson, M. A., Swanepoel, D. W., Heffernan, E. & Maidment, D. (2025). Development and Psychometric Validation of Tinnitus Qualities and Impact Questionnaire. Clinics and Practice, 15(5), Article ID 87.
Open this publication in new window or tab >>Development and Psychometric Validation of Tinnitus Qualities and Impact Questionnaire
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2025 (English)In: Clinics and Practice, ISSN 2039-7275, E-ISSN 2039-7283, Vol. 15, no 5, article id 87Article in journal (Refereed) Published
Abstract [en]

Background: To develop and validate the Tinnitus Qualities and Impact Questionnaire (TQIQ), a new tool for evaluating the perceived qualities of tinnitus sound. Method: The study was part of two clinical trials on internet-based tinnitus interventions, using cross-sectional (n = 380) and pretest-posttest data (n = 280). Participants completed various questionnaires online, including the newly developed TQIQ and measures of tinnitus severity (Tinnitus Functional Index; TFI), anxiety (Generalized Anxiety Disorder 7; GAD-7), depression (Patient Health Questionnaire 9; PHQ-9), insomnia (Insomnia Severity Index; ISI), and health-related quality of life (EQ-5D-5L Visual Analog Scale; VAS). The psychometric properties of the TQIQ were assessed, including construct validity, internal consistency reliability, floor and ceiling effects, interpretability, and responsiveness to treatment. Results: Exploratory factor analysis resulted in two factors that accounted for 57% of the variance-internal and external tinnitus qualities. Overall, 92% convergent validity predictions were confirmed; TQIQ total scores strongly (≥0.6) or moderately (0.30 to 0.59) correlated with the TFI, GAD-7, PHQ-9, and ISI. The known-groups validity prediction was confirmed as individuals with an overall TFI score > 50 (severe) obtained significantly higher TQIQ scores. All internal consistency reliability statistics were within the required range (Cronbach's α > 0.8). Floor and ceiling effects were negligible. ROC established clinically important cut-off scores, enhancing the interpretability of tinnitus severity classification. Finally, 89% convergent validity predictions were confirmed; TQIQ and TFI change scores were moderately correlated, indicating good responsiveness of the former to treatment. Conclusions: The TQIQ has adequate psychometric properties, providing a standardized measure for the assessment of characteristics of tinnitus sound in clinical practice.

Place, publisher, year, edition, pages
MDPI AG, 2025
Keywords
outcome measures, psychometric validation, questionnaire, tinnitus, tinnitus sensation
National Category
Applied Psychology
Identifiers
urn:nbn:se:liu:diva-214100 (URN)10.3390/clinpract15050087 (DOI)001500931000001 ()40422268 (PubMedID)2-s2.0-105006431359 (Scopus ID)
Note

Funding Agencies|National Institute on Deafness and Communication Disorders (NIDCD) of the National Institute of Health (NIH);  [R21DC017214]

Available from: 2025-05-28 Created: 2025-05-28 Last updated: 2025-09-12Bibliographically approved
Eimontas, J., Medeišienė, J., Baranova, K., Biliūnaitė, I., Pakalniškienė, V., Zrumaitė, S., . . . Andersson, G. (2025). Tailored internet-delivered cognitive behavioral therapy with therapist support for depressed older adults: Results from a randomized controlled trial with a one-year follow-up. Journal of Affective Disorders, 385, Article ID 119406.
Open this publication in new window or tab >>Tailored internet-delivered cognitive behavioral therapy with therapist support for depressed older adults: Results from a randomized controlled trial with a one-year follow-up
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2025 (English)In: Journal of Affective Disorders, ISSN 0165-0327, E-ISSN 1573-2517, Vol. 385, article id 119406Article in journal (Refereed) Epub ahead of print
Abstract [en]

OBJECTIVES: Internet-delivered cognitive behavioral therapy has been found to be effective for various populations with somatic and psychological difficulties. However, older adults are often overlooked and have received relatively less attention in research. This study aimed to test the effects of an 8-week therapist-supported internet-based cognitive behavioral therapy program for depressed older adults compared to a waiting-list control condition.

METHODS: Individuals interested in participating in the study completed self-report questionnaires online, followed by a semi-structured intake interview. Symptoms of depression were the primary outcome and were measured with the PHQ-9 and GDS-15. Secondary outcome measures included anxiety symptoms (GAD-7) and psychological well-being (WHO-5). In total, 84 help-seeking individuals 60+ years old met the inclusion criteria and were included in the study. They were randomized on a 1:1 ratio to either 8 weeks of guided internet-delivered CBT (ICBT) or to a waiting-list control group.

RESULTS: Results analysed on an intention-to-treat and completer basis after 8 weeks of intervention showed treatment effects in favor of the ICBT group compared to a waiting-list at post-treatment with moderate to large between-group effects. Treatment effects in the treatment group were maintained at 3-months and 1-year follow-ups. Treatment dropout was also associated with older age and with lower computer skills.

CONCLUSIONS: This study suggests that therapist-guided ICBT can be a feasible treatment option for older adults with symptoms of depression.

LIMITATIONS: The main limitations of this study is a small sample size and lack of control group in the follow-up assessments.

Place, publisher, year, edition, pages
Elsevier BV, 2025
Keywords
Depression, Internet-delivered, Intervention, Older adults, Therapist support, iCBT
National Category
Applied Psychology
Identifiers
urn:nbn:se:liu:diva-214102 (URN)10.1016/j.jad.2025.119406 (DOI)001498816500007 ()40378967 (PubMedID)2-s2.0-105005184607 (Scopus ID)
Note

Funding Agencies|European Social Fund [09.3.3-LMT-K-712-19-0192]; Research Council of Lithuania (LMTLT)

Available from: 2025-05-28 Created: 2025-05-28 Last updated: 2025-06-11
Penington, E., Wild, J., Warnock-Parkes, E., Grey, N., Murray, H., Kerr, A., . . . Ehlers, A. (2024). Cost-effectiveness of therapist-assisted internet-delivered psychological therapies for PTSD differing in trauma focus in England: an economic evaluation based on the STOP-PTSD trial. Lancet psychiatry, 11(5), 339-347
Open this publication in new window or tab >>Cost-effectiveness of therapist-assisted internet-delivered psychological therapies for PTSD differing in trauma focus in England: an economic evaluation based on the STOP-PTSD trial
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2024 (English)In: Lancet psychiatry, ISSN 2215-0374, E-ISSN 2215-0366, The lancet. Psychiatry, ISSN 2215-0374, Vol. 11, no 5, p. 339-347Article in journal (Refereed) Published
Abstract [en]

BACKGROUND: Although there are effective psychological treatments for post-traumatic stress disorder (PTSD), they remain inaccessible for many people. Digitally enabled therapy is a way to overcome this problem; however, there is little evidence on which forms of these therapies are most cost effective in PTSD. We aimed to assess the cost-effectiveness of the STOP-PTSD trial, which evaluated two therapist-assisted, internet-delivered cognitive behavioural therapies: cognitive therapy for PTSD (iCT-PTSD) and a programme focusing on stress management (iStress-PTSD).

METHODS: In this health economic evaluation, we used data from the STOP-PTSD trial (n=217), a single-blind, randomised controlled trial, to compare iCT-PTSD and iStress-PTSD in terms of resource use and health outcomes. In the trial, participants (aged ≥18 years) who met DSM-5 criteria for PTSD were recruited from primary care therapy services in South East England. The interventions were delivered online with therapist support for the first 12 weeks, and three telephone calls over the next 3 months. Participants completed questionnaires on symptoms, wellbeing, quality of life, and resource use at baseline, 13 weeks, 26 weeks, and 39 weeks after randomisation. We used a cost-effectiveness analysis to assess cost per quality-adjusted life year (QALY) at 39 weeks post-randomisation, from the perspective of the English National Health Service (NHS) and personal social services and on the basis of intention-to-treat for complete cases. Treatment modules and the platform design were developed with extensive input from service users: service users also advised on the trial protocol and methods, including the health economic measures. This is a pre-planned analysis of the STOP-PTSD trial; the trial was registered prospectively on the ISRCTN Registry (ISRCTN16806208).

FINDINGS: NHS costs were similar across treatment groups, but clinical outcomes were superior for iCT-PTSD compared with iStress-PTSD. The incremental cost-effectiveness ratio for NHS costs and personal social services was estimated as £1921 per QALY. iCT-PTSD had an estimated 91·6% chance of being cost effective at the £20 000 per QALY threshold. From the societal perspective, iCT-PTSD was cost saving compared with iStress-PTSD.

INTERPRETATION: iCT-PTSD is a cost-effective form of therapist-assisted, internet-delivered psychological therapy relative to iStress-PTSD, and it could be considered for clinical implementation.

FUNDING: Wellcome Trust and National Institute of Health Research Oxford Health Biomedical Research Centre.

Place, publisher, year, edition, pages
Elsevier, 2024
National Category
Applied Psychology
Identifiers
urn:nbn:se:liu:diva-203035 (URN)10.1016/S2215-0366(24)00055-5 (DOI)001361999500001 ()38554731 (PubMedID)
Note

Funding Agencies|Wellcome Trust [200976]; National Institute of Health Research (NIHR) Oxford Health Biomedical Research Centre [BRC-1215-2000]; AE's NIHR Senior Investigator Award [NF-SI-0617-10052]; NIHR Applied Research Collaboration Oxford and Thames Valley

Available from: 2024-04-24 Created: 2024-04-24 Last updated: 2025-03-30Bibliographically approved
Atzor, M.-C., Andersson, G., von Lersner, U. & Weise, C. (2024). Effectiveness of Internet-Based Training on Psychotherapists' Transcultural Competence: A Randomized Controlled Trial. Journal of Cross-Cultural Psychology, 55(3), 260-277
Open this publication in new window or tab >>Effectiveness of Internet-Based Training on Psychotherapists' Transcultural Competence: A Randomized Controlled Trial
2024 (English)In: Journal of Cross-Cultural Psychology, ISSN 0022-0221, E-ISSN 1552-5422, Vol. 55, no 3, p. 260-277Article in journal (Refereed) Published
Abstract [en]

Treating culturally diverse patients (CDPs) presents considerable challenges for psychotherapists, including language barriers, differing beliefs, and insecurities. Improving their transcultural competence requires training, but empirical evidence is lacking. This 6-week randomized controlled trial evaluated the impact of standardized internet-based training on psychotherapists' transcultural competence (i.e., awareness, engagement, and handling challenges). Demographic data were collected before training. Transcultural competence was measured at pre-training, post-training, and 3-month follow-up. Training satisfaction was assessed at post-training and follow-up visits. In the guided training group (GTG; n = 83), psychotherapists received hands-on training with practical exercises, weekly knowledge assessments, and online feedback. The second condition comprised a non-guided control group (CG; n = 90) that received only text-based training. Primary analyses on both intent-to-treat (n = 173) and completer analyses (n = 95) indicated significant improvements in transcultural awareness and engagement after 6 weeks of training for both groups. Significant within-group improvements were noted, as evidenced by large Cohen's d effect sizes for both groups. No between-group differences were observed. Qualitative assessments revealed that GTG participants evaluated the training's concept and content significantly more positively than CG participants and felt significantly less insecure about treating CDPs. Such training could pave the way for the long-term development of innovative, culturally sensitive mental health care services that more effectively meet the needs of CDPs.

Place, publisher, year, edition, pages
SAGE PUBLICATIONS INC, 2024
Keywords
transcultural competence; online training for psychotherapists; diversity; migrant mental health
National Category
Surgery
Identifiers
urn:nbn:se:liu:diva-200666 (URN)10.1177/00220221231221095 (DOI)001142054200001 ()2-s2.0-85182219614 (Scopus ID)
Note

Funding Agencies|Outpatient Clinic for Psychotherapy, Marburg, Germany

Available from: 2024-02-06 Created: 2024-02-06 Last updated: 2025-08-11Bibliographically approved
Lindhe, N., Berg, M., Andersson, K. & Andersson, G. (2024). Experiences of undergoing internet-delivered cognitive behavioural therapy for climate change-related distress: a qualitative study. BMC Psychiatry, 24(1), Article ID 775.
Open this publication in new window or tab >>Experiences of undergoing internet-delivered cognitive behavioural therapy for climate change-related distress: a qualitative study
2024 (English)In: BMC Psychiatry, E-ISSN 1471-244X, Vol. 24, no 1, article id 775Article in journal (Refereed) Published
Abstract [en]

BACKGROUND: Internet-delivered cognitive behavioural therapy (ICBT) has previously shown promise in effectively treating climate change-related distress. The aim of the present study was to investigate participants' experiences of undergoing a novel ICBT program targeting psychological symptoms associated with climate change.

METHODS: Telephone interviews were conducted with nine participants who had received eight weeks of ICBT for climate change-related distress. A semi-structured interview guide was used to gather information about participants' experiences of undergoing treatment. Data were transcribed and analyzed using thematic analysis.

RESULTS: The thematic analysis resulted in three overarching themes: (1) Same old feelings, brand new strategies, (2) Bumps in the road, and (3) Personalized climate engagement. Participants experienced that they had developed new coping strategies for handling their emotions, encountered challenges during the treatment period, and adapted their pro-environmental behaviour to their individual needs and circumstances.

CONCLUSIONS: The results indicate that participants were able to utilize the treatment material in different ways, resulting in a variety of emotional, cognitive, and behavioural changes. While the treatment was generally described as helpful, participants also raised some concerns regarding the treatment format. These findings can inform further development of ICBT targeting psychological symptoms associated with climate change.

Keywords
Climate change-related distress, Eco-anxiety, Internet-delivered cognitive behavioural therapy, Qualitative, Thematic analysis
National Category
Applied Psychology
Identifiers
urn:nbn:se:liu:diva-209400 (URN)10.1186/s12888-024-06212-1 (DOI)001349642600007 ()39506664 (PubMedID)2-s2.0-85208689016 (Scopus ID)
Note

Funding Agencies|Linkoping University

Available from: 2024-11-11 Created: 2024-11-11 Last updated: 2025-04-30
Mechler, J., Lindqvist, K., Magnusson, K., Ringström, A., Krafman, J. D., Alvinzi, P., . . . Carlbring, P. (2024). Guided and unguided internet-delivered psychodynamic therapy for social anxiety disorder: A randomized controlled trial. npj Mental Health Research, 3(1), Article ID 21.
Open this publication in new window or tab >>Guided and unguided internet-delivered psychodynamic therapy for social anxiety disorder: A randomized controlled trial
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2024 (English)In: npj Mental Health Research, E-ISSN 2731-4251, Vol. 3, no 1, article id 21Article in journal (Refereed) Published
Abstract [en]

Social Anxiety Disorder (SAD) is highly prevalent and debilitating disorder. Treatments exist but are not accessible and/or helpful for all patients, indicating a need for accessible treatment alternatives. The aim of the present trial was to evaluate internet-delivered psychodynamic therapy (IPDT) with and without therapist guidance, compared to a waitlist control condition, in the treatment of adults with SAD. In this randomized, clinical trial, we tested whether IPDT was superior to a waitlist control, and whether IPDT with therapeutic guidance was superior to unguided IPDT. Participants were recruited nationwide in Sweden. Eligible participants were ≥ 18 years old and scoring ≥ 60 on the Liebowitz Social Anxiety Scale self-report (LSAS-SR) whilst not fulfilling any of the exclusion criteria. Included participants were randomly assigned to IPDT with guidance (n = 60), IPDT without guidance (n = 61), or waitlist (n = 60). The IPDT intervention comprised eight self-help modules based on affect-focused dynamic therapy, delivered over 8 weeks on a secure online platform. The primary outcome was SAD symptoms severity measured weekly by the LSAS-SR. Primary analyses were calculated on an intention-to-treat sample including all participants randomly assigned. Secondary outcomes were depressive symptoms, generalized anxiety, quality of life, emotion regulation and defensive functioning. At post-treatment, both active treatments were superior to the waitlist condition with guided treatment exhibiting larger between group effects than unguided treatment (d = 1.07 95% CI [0.72, 1.43], p < .001 and d = 0.61, 95% CI [0.25, 0.98], p = .0018) on the LSAS-SR respectively. Guided IPDT lead to larger improvements than unguided IPDT (d = 0.46, 95% CI [0.11, 0.80], p < .01). At post-treatment, guided IPDT was superior to waitlist on all secondary outcome measures. Unguided IPDT was superior to waitlist on depressive symptoms and general anxiety, but not on emotion regulation, self-compassion or quality of life. Guided IPDT was superior to unguided PDT on depressive symptoms, with a trend towards superiority on a measure of generalized anxiety. At six and twelve month follow-up there were no significant differences between guided and unguided IPDT. In conclusion, IPDT shows promising effects in the treatment of SAD, with larger benefits from guided IPDT compared to non-guided, at least at post-treatment. This finding increases the range of accessible and effective treatment alternatives for adults suffering from SAD. The study was prospectively registered at ClinicalTrials (NCT05015166).

Place, publisher, year, edition, pages
Springer, 2024
National Category
Psychology
Identifiers
urn:nbn:se:liu:diva-215674 (URN)10.1038/s44184-024-00063-0 (DOI)38730030 (PubMedID)2-s2.0-105004832171 (Scopus ID)
Available from: 2025-06-26 Created: 2025-06-26 Last updated: 2025-06-26
Werther, L., Thorén, E., Brännström, J., Andersson, G. & Öberg, M. (2024). Hearing impaired persons' experiences with the online Swedish Individualized Active Communication Education (I-ACE) program: A feasibility study. Internet interventions, 36, Article ID 100734.
Open this publication in new window or tab >>Hearing impaired persons' experiences with the online Swedish Individualized Active Communication Education (I-ACE) program: A feasibility study
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2024 (English)In: Internet interventions, ISSN 2214-7829, Vol. 36, article id 100734Article in journal (Refereed) Published
Abstract [en]

Even with optimally fitted hearing aids, many individuals with hearing impairment struggle to hear in situations with difficult listening conditions. Active Communication Education (ACE) is an interactive group rehabilitation program aimed at helping people with hearing loss communicate more effectively using communication strategies to better cope with everyday life. To increase accessibility and allow more people to benefit from the ACE program, a modified individualized version was created. The purpose of this study was to examine the feasibility of providing the Swedish Individualized Active Communication Education (I-ACE) program via an online platform and to explore hearing impaired persons' experiences with the program. For five weeks, ten participants completed the Swedish I-ACE through an online platform. The participants were assigned a new chapter to complete each week and later received individual feedback on their work via the platform. The participants were asked to complete an evaluation form regarding the content and their experiences during and after completing the I-ACE. They were later interviewed to provide more detailed information on their experiences with the program. The program completion rate was 80 %. Participants found the I-ACE program to be informative and relevant but somewhat repetitive. However, only a few participants thought of the repetitiveness as negative. Few participants reported difficulties using the platform. This study indicated that it is feasible to provide the I-ACE program via an online platform and that the content of the program is informative, relevant, and comprehensible. Further research evaluating the effects of the I-ACE is warranted.

Place, publisher, year, edition, pages
ELSEVIER, 2024
Keywords
Aural rehabilitation, Communication strategies, Hearing loss, I-ACE, eHealth
National Category
Otorhinolaryngology
Identifiers
urn:nbn:se:liu:diva-203036 (URN)10.1016/j.invent.2024.100734 (DOI)001219216400001 ()38524894 (PubMedID)
Note

Funding Agencies|Kamprad Family Foundation for Entrepreneurship, Research Charity; Swedish Hearing Research Foundation; Tysta Skolan Foundation; Region Ostergo<spacing diaeresis>tland

Available from: 2024-04-24 Created: 2024-04-24 Last updated: 2025-03-30
Andersson, G. (2024). Internet-Delivered CBT: Distinctive features (1ed.). London: Routledge
Open this publication in new window or tab >>Internet-Delivered CBT: Distinctive features
2024 (English)Book (Other academic)
Abstract [en]

Internet-Delivered CBT: Distinctive Features offers a concise overview of how internet-delivered CBT and related methods (such as smartphones) can be used as single interventions as well as part of regular CBT in the form of “blended treatments”. The book also describes different applications and adaptions of internet treatments for different target groups (young persons, adults and older adults) and cultures/languages.

The book is in the style of A-Z, which means that all stages will be described from assessment/case formulation, treatment and how clinicians can/should support the treatments, evaluations and also new findings regarding the role of tailoring treatments based on client problem profile and preferences.

The book is written for clinical psychologists, psychotherapists and also students in these fields. It is also suitable for researchers in the field of digital treatments.

Place, publisher, year, edition, pages
London: Routledge, 2024. p. 185 Edition: 1
Series
CBT Distinctive Features
National Category
Applied Psychology
Identifiers
urn:nbn:se:liu:diva-210584 (URN)9781032591926 (ISBN)9781032591933 (ISBN)9781003453444 (ISBN)
Available from: 2025-01-03 Created: 2025-01-03 Last updated: 2025-03-06Bibliographically approved
Shalom, J. G., Shaul-Tsoran, I., Strauss, A. Y., Huppert, J. D., Andersson, G. & Aderka, I. M. (2024). Mediation of social anxiety and depression during internet-delivered treatment for social anxiety disorder. Cognitive Behaviour Therapy, 53(4), 436-453
Open this publication in new window or tab >>Mediation of social anxiety and depression during internet-delivered treatment for social anxiety disorder
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2024 (English)In: Cognitive Behaviour Therapy, ISSN 1650-6073, E-ISSN 1651-2316, Vol. 53, no 4, p. 436-453Article in journal (Refereed) Published
Abstract [en]

Many individuals with social anxiety disorder (SAD) have depressive symptoms that meet criteria for major depressive disorder (MDD). In our study, we examined the temporal relationship between symptoms of social anxiety and symptoms of depression during the course of an 11-week internet-delivered cognitive behavioral treatment (ICBT) for SAD (n = 170). Specifically, we investigated whether weekly changes in social anxiety mediated changes in depression, changes in depression mediated changes in anxiety, both or neither. In addition, we compared individuals with SAD and MDD (n = 50) and individuals with SAD and no MDD (n = 120) to examine the role of MDD as a moderator of the social anxiety-depression relationship. Lower-level mediational modeling revealed that changes in social anxiety symptoms mediated changes in depression symptoms to a greater extent than vice versa. In addition, mediation among individuals with SAD and MDD was significantly greater compared to individuals with SAD and no MDD. Our findings suggest that ICBT is effective in treating individuals with SAD regardless of comorbid depression, and that focusing ICBT interventions on social anxiety can lead to significant reductions in depression among individuals with SAD.

Place, publisher, year, edition, pages
ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD, 2024
Keywords
Social anxiety disorder; major depressive disorder; depression; lower-level mediational models; internet-delivered cognitive behavior therapy
National Category
Applied Psychology
Identifiers
urn:nbn:se:liu:diva-201815 (URN)10.1080/16506073.2024.2331188 (DOI)001186891300001 ()38502174 (PubMedID)2-s2.0-85188658489 (Scopus ID)
Note

Funding Agencies|Israel Science Foundation [1603/19]

Available from: 2024-03-25 Created: 2024-03-25 Last updated: 2025-08-11Bibliographically approved
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ORCID iD: ORCID iD iconorcid.org/0000-0003-4753-6745

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