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Sökning: WFRF:(Rozental Alexander) > (2019)

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1.
  • Andersson, Gerhard, et al. (författare)
  • Internet‐delivered psychological treatments : from innovation to implementation
  • 2019
  • Ingår i: World Psychiatry. - : Wiley. - 1723-8617 .- 2051-5545. ; 18:1, s. 20-28
  • Tidskriftsartikel (refereegranskat)abstract
    • Internet interventions, and in particular Internet‐delivered cognitive behaviour therapy (ICBT), have existed for at least 20 years. Here we review the treatment approach and the evidence base, arguing that ICBT can be viewed as a vehicle for innovation. ICBT has been developed and tested for several psychiatric and somatic conditions, and direct comparative studies suggest that therapist‐guided ICBT is more effective than a waiting list for anxiety disorders and depression, and tends to be as effective as face‐to‐face CBT. Studies on the possible harmful effects of ICBT are also reviewed: a significant minority of people do experience negative effects, although rates of deterioration appear similar to those reported for face‐to‐face treatments and lower than for control conditions. We further review studies on change mechanisms and conclude that few, if any, consistent moderators and mediators of change have been identified. A recent trend to focus on knowledge acquisition is considered, and a discussion on the possibilities and hurdles of implementing ICBT is presented. The latter includes findings suggesting that attitudes toward ICBT may not be as positive as when using modern information technology as an adjunct to face‐to‐face therapy (i.e., blended treatment). Finally, we discuss future directions, including the role played by technology and machine learning, blended treatment, adaptation of treatment for minorities and non‐Western settings, other therapeutic approaches than ICBT (including Internet‐delivered psychodynamic and interpersonal psychotherapy as well as acceptance and commitment therapy), emerging regulations, and the importance of reporting failed trials.
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2.
  • Andersson, Gerhard, Fil dr, Med dr, 1966-, et al. (författare)
  • Response and Remission Rates in Internet-Based Cognitive Behavior Therapy : An Individual Patient Data Meta-Analysis
  • 2019
  • Ingår i: Frontiers in Psychiatry. - : Frontiers Media SA. - 1664-0640. ; 10
  • Forskningsöversikt (refereegranskat)abstract
    • Background: Internet-delivered cognitive behavior therapy (ICBT) was developed over 20 years ago and has since undergone a number of controlled trials, as well as several systematic reviews and meta-analyses. However, the crucial question of response rates remains to be systematically investigated. The aim of this individual patient meta-analysis (IPDMA) was to use a large dataset of trials conducted in Sweden to determine reliable change and recovery rates across trials for a range of conditions.Methods: We used previously collected and aggregated data from 2,866 patients in 29 Swedish clinical trials of ICBT for three categories of conditions: anxiety disorders, depression, and others. Raw scores at pre-treatment and post-treatment were used in an IPDMA to determine the rate of reliable change and recovery. Jacobson and Truax’s, (1991) reliable change index (RCI) was calculated for each primary outcome measure in the trials as well as the recovery rates for each patient, with the additional requirement of having improved substantially. We subsequently explored potential predictors using binomial logistic regression.Results: In applying an RCI of z = 1.96, 1,162 (65.6%) of the patients receiving treatment were classified as achieving recovery, and 620 (35.0%) were classified as reaching remission. In terms of predictors, patients with higher symptom severity on the primary outcome measure at baseline [odds ratio (OR) = 1.36] and being female (OR = 2.22) increased the odds of responding to treatment. Having an anxiety disorder was found to decrease the response to treatment (OR = 0.51). Remission was predicted by diagnosis in the same direction (OR = 0.28), whereas symptom severity was inversely predictive of worse outcome (OR = 0.81). Conclusions: Response seems to occur among approximately half of all clients administered ICBT, whereas about a third reach remission. This indicates that the efficacy of ICBT is in line with that of CBT based in prior trials, with a possible caveat being the lower remission rates. Having more symptoms and being female might increase the chances of improvement, and a small negative effect of having anxiety disorder versus depression and other conditions may also exist. A limitation of the IPDMA was that only studies conducted in Sweden were included.
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3.
  • Berg, Matilda, et al. (författare)
  • The role of knowledge in internet-based cognitive behavioural therapy for adolescent depression : Results from a randomised controlled study
  • 2019
  • Ingår i: Internet Interventions. - : Elsevier. - 2214-7829. ; 15, s. 10-17
  • Tidskriftsartikel (refereegranskat)abstract
    • Background and objectivesClients' knowledge about their condition and treatment is considered crucial for general health improvement, and knowledge acquisition is an essential part in internet-based cognitive behavioural therapy (ICBT). Yet, little is known about the role of knowledge and how it influences treatment outcome. This study aimed to examine if explicit knowledgeincreased following ICBT for adolescent depression, if knowledge gainwould be associated with symptom reduction, and if pre-existing knowledge predicted changes in depressive symptoms.MethodsSeventy-one adolescents were randomised to a therapist-supported ICBT or a attention control condition. A measure of depression (BDI-II) and a knowledge test dealing with depression, comorbid anxiety, and its CBT-treatment were administered before and after treatment.ResultsSignificant improvements in knowledge were observed following ICBT compared to the attention control (between-group Cohen's d = 1.25, 95% CI [0.67–1.79]). On average, participants in the treatment group answered 1.4 more questions correctly at post treatment compared to the control group. No relation between change in knowledge and change in depressive symptoms could be observed. Knowledge scores at baseline were high for both groups, with participants answering approximately 75% of the questions correct. A higher level of initial knowledge level predicted poorer treatment response (Parson's r = −0.38, p = .048).ConclusionsThe findings indicate that knowledge about basic concepts and principles about depression, anxiety, and CBT increases following ICBT. This increase in knowledge was not related to change in depressive symptoms, indicating that knowledge is a different construct. The results also suggest that clients who are more knowledgeable prior to treatment might benefit less from ICBT. In sum, the results highlight the need to further examine the role of knowledge in ICBT.
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4.
  • Kothari, Radha, et al. (författare)
  • A randomised controlled trial of guided internet-based cognitive behavioural therapy for perfectionism : Effects on psychopathology and transdiagnostic processes
  • 2019
  • Ingår i: Journal of Behavior Therapy and Experimental Psychiatry. - : Pergamon Press. - 0005-7916 .- 1873-7943. ; 64, s. 113-122
  • Tidskriftsartikel (refereegranskat)abstract
    • Background and objectivesPerfectionism is a transdiagnostic process that has been associated with a range of psychopathology and also with other transdiagnostic processes. We have previously shown that guided internet-based cognitive behavioural therapy (ICBT) can reduce symptoms of dysfunctional perfectionism, however, no impact was observed on symptoms of depression and anxiety. Here we explore the impact of guided ICBT for perfectionism on symptoms of other associated psychopathology, specifically obsessive-compulsive disorder (OCD) and eating disorders, and also on other associated transdiagnostic processes (self-esteem, intolerance of uncertainty, and self-compassion).MethodsParticipants who presented with clinical levels of perfectionism were randomised to an experimental group that received the intervention (n = 62), or a wait list control group (n = 58). Questionnaires assessing symptoms of OCD, eating disorders, self-esteem, intolerance of uncertainty, and fear of self-compassion were completed pre-intervention, post-intervention (12 weeks), and at follow-up (24 weeks). Between group effect sizes are reported.ResultsThe intervention led to significant decreases in symptoms of OCD (d = −0.9; CI: -1.4, −0.4) and eating disorders (d = −0.6; CI: -1.0, −0.1), and had an impact on other transdiagnostic processes resulting in increased self-esteem (d = 0.7; CI: 0.2, 1.2), decreases in intolerance of uncertainty (d = −0.9; CI: -1.4, −0.4), and fear of self-compassion (d = −0.8; CI: -1.3, −0.3). At follow-up changes were maintained in symptoms of OCD (d = −1.3; CI: -1.8, −0.8), disordered eating (d = −0.7; CI: -1.2, −0.2), intolerance of uncertainty (d = −0.8; CI: -1.2, −0.3), and fear of self-compassion (d = −1.0; CI: -1.5, −0.5).ConclusionsGuided ICBT for perfectionism improves associated psychopathology and transdiagnostic processes. ClinicalTrials.gov registration no. NCT02756871.
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5.
  • Rafi, Jonas, et al. (författare)
  • Participants' Experiences of a Workplace-Oriented Problem Gambling Prevention Program for Managers and HR Officers : A Qualitative Study
  • 2019
  • Ingår i: Frontiers in Psychology. - : Frontiers Media SA. - 1664-1078. ; 10
  • Tidskriftsartikel (refereegranskat)abstract
    • Workplace health promotion programs (WHPPs) refer to a set of health promotion and protection strategies implemented at a worksite and designed to meet the health and safety needs of employees. One important question for WHPPs is how middle management experience their participation in a WHPP. This study aims to explore this question further by applying a qualitative content analysis to interviews with thirteen managers and ten human resource officers participating in a WHPP focusing on problem gambling. The WHPP consisted of two components: policy implementation and skills-development training. The participants were interviewed about their experiences of these two components and the implementation process. The qualitative content analysis resulted in six themes: (1) Expectations of the skills-development training, (2) Experiences of and prior beliefs about problem gambling, (3) A good foundation, (4) The difficult conversation, (5) Appreciated aspects of the training sessions, and (6) Remaining obstacles. The results suggest that the presentation of cases, facts, and general knowledge was appreciated by most participants. However, participants also expressed that they would benefit from tailored interventions, more support in the policy implementation process, and following up on the results.
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6.
  • Rozental, Alexander, et al. (författare)
  • In the Absence of Effects : An Individual Patient Data Meta-Analysis of Non-response and Its Predictors in Internet-Based Cognitive Behavior Therapy
  • 2019
  • Ingår i: Frontiers in Psychology. - : Frontiers Media SA. - 1664-1078. ; 10
  • Forskningsöversikt (refereegranskat)abstract
    • Background: Negative effects of psychological treatments have recently received increased attention in both research and clinical practice. Most investigations have focused on determining the occurrence and characteristics of deterioration and other adverse and unwanted events, such as interpersonal issues, indicating that patients quite frequently experience such incidents in treatment. However, non-response is also negative if it might have prolonged an ongoing condition and caused unnecessary suffering. Yet few attempts have been made to directly explore non-response in psychological treatment or its plausible causes. Internet-based cognitive behavior therapy (ICBT) has been found effective for a number of diagnoses but has not yet been systematically explored with regard to those patients who do not respond.Methods: The current study collected and aggregated data from 2,866 patients in 29 clinical randomized trials of ICBT for three categories of diagnoses: anxiety disorders, depression, and other (erectile dysfunction, relationship problems, and gambling disorder). Raw scores from each patient variable were used in an individual patient data meta-analysis to determine the rate of non-response on the primary outcome measure for each clinical trial, while its potential predictors were examined using binomial logistic regression. The reliable change index (RCI) was used to classify patients as non-responders.Results: Of the 2,118 patients receiving treatment, and when applying a RCI of z ≥ 1.96, 567 (26.8%) were classified as non-responders. In terms of predictors, patients with higher symptom severity on the primary outcome measure at baseline, Odds Ratio (OR) = 2.04, having a primary anxiety disorder (OR = 5.75), and being of male gender (OR = 1.80), might have higher odds of not responding to treatment.Conclusion: Non-response seems to occur among approximately a quarter of all patients in ICBT, with predictors related to greater symptoms, anxiety disorders, and gender indicating increasing the odds of not responding. However, the results need to be replicated before establishing their clinical relevance, and the use of the RCI as a way of determining non-response needs to be validated by other means, such as by interviewing patients classified as non-responders.
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7.
  • Rozental, Alexander, et al. (författare)
  • Reconsidering Perfect : A Qualitative Study of The Experiences of Undergoing Internet-Based Cognitive Behaviour Therapy for Perfectionism
  • 2019
  • Ingår i: Proceedings of the 9th World Congress of Behavioural & Cognitive Therapies. - Tübingen : dgvt-Verlag. - 9783871598517 ; , s. 233-233
  • Konferensbidrag (övrigt vetenskapligt/konstnärligt)abstract
    • Internet-based cognitive behaviour therapy (ICBT) is a promising format for treating different psychiatric disorders. In addition, several clinical trials have found positive results for implementing transdiagnostic treatments via the Internet, as well as for using ICBT to target transdiagnostic processes, such as perfectionism. However, few qualitative studies have been conducted on the experiences of patients undergoing such treatments, making it unclear what aspects might facilitate or hinder their delivery. In the current study, patients completing twelve-week therapist-guided ICBT for perfectionism responded to open-ended questions at post-treatment. In total, 30 out of 62 (48.4%) rated the ease of understanding and completing the treatment program, as well as described their impressions of its content and the support provided by their therapist. The results were analysed qualitatively using thematic analysis. Overall, patients were satisfied, finding treatment easy to comprehend and use. Five themes were found in the responses; Learning how to do things differently, Noticing the positives, Feeling safe to be honest, A comfortable treatment format and Barriers to treatment. The results suggest that many patients were able to achieve a change in perspective in relation to their perfectionism and started facing their fears. They were also able to report the benefits of doing things differently as part of treatment, such as an improvement in their interpersonal relationships. Most patients were also positive about the treatment format, enjoying its flexibility and the encouragement offered by their therapist. However, obstacles such as conflicting commitments, personal difficulties, time-consuming and comprehensive modules, and a desire for more support were brought up by some, suggesting that there are aspects that could be considered in the future.
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8.
  • Rozental, Alexander, et al. (författare)
  • Targeting Procrastination Using Psychological Treatments : A Systematic Review and Meta-Analysis
  • 2019
  • Ingår i: Proceedings of the 9th World Congress of Behavioural & Cognitive Therapies. - Tübingen : dgvt-Verlag. - 9783871598524 ; , s. 310-310
  • Konferensbidrag (refereegranskat)abstract
    • Introduction: Procrastination can be stressful and frustrating, but it seldom causes any major distress. However, for some people, it can become problematic, resulting in anxiety, lowered mood, physical complaints, and decreased well-being. Still, few studies have investigated the benefits of targeting procrastination. In addition, no attempt has previously been made to determine the overall efficacy of providing psychological treatments.Method: A systematic review and meta-analysis was conducted by searching for eligible records in Scopus, Proquest, and Google Scholar. Only randomized controlled trials comparing psychological treatments for procrastination to an inactive comparator and assessing the outcomes by a self-report measure were included. A random effects model was used to determine the standardized mean difference Hedge’s g at post- treatment. Furthermore, test for heterogeneity was performed, fail-safe N was calculated, and the risk of bias was explored. The study was pre-registered at Prospero: CRD42017069981.Results: A total of 1639 records were identified, with twelve studies (21 comparisons, N = 718) being included in the quantitative synthesis. Overall effect size g when comparing treatment to control was 0.34, 95% Confidence Interval [0.11, 0.56], but revealing significant heterogeneity, Q(20) = 46.99, p < .00, and I2 = 61.14%, 95% CI [32.83, 84.24]. Conducting a subgroup analysis of three out of four studies using cognitive behavior therapy (CBT) found an effect size g of 0.55, 95% CI [0.32, 0.77], and no longer showing any heterogeneity, Q(4) = 3.92, p = 0.42, I2 = 0.00%, 95% CI [0.00, 91.02] (N = 236). Risk of publication bias, as assessed by the Egger’s test was not significant, z = -1.05, p = 0.30, fail-safe N was 370 studies, and there was some risk of bias as rated by two independent researchers. In terms of secondary outcomes, the self-report measures were too varied to present an aggregated estimate.Discussion: Psychological treatments seem to have small benefits on procrastination, but the studies displayed significant between-study variation. Meanwhile, CBT was associated with a moderate benefit, but consisted of only three studies. Recommendations for future research are provided, including the use of more valid and reliable outcomes and a screening interview at intake.
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9.
  • Rozental, Alexander, et al. (författare)
  • The Negative Effects Questionnaire : Psychometric Properties of an Instrument for Assessing Negative Effects in Psychological Treatments
  • 2019
  • Ingår i: Proceedings of the 9th World Congress of Behavioural &amp; Cognitive Therapies. - Tübingen : dgvt-Verlag. - 9783871598517 ; 47:5, s. 559-572
  • Konferensbidrag (övrigt vetenskapligt/konstnärligt)abstract
    • Background: Psychological treatments provide many benefits for patients with psychiatric disorders, but research also suggest that negative effects might occur from the interventions involved. The Negative Effects Questionnaire (NEQ) has previously been developed as a way of determining the occurrence and characteristics of such incidents, consisting of 32 items and six factors. However, the NEQ has yet to be examined using modern test theory, which could help to improve the understanding of how well the instrument works psychometrically. Aims: The current study investigated the reliability and validity of the NEQ from both a person and item perspective, establishing goodness-of-fit, item bias, and scale precision. Method: The NEQ was distributed to 564 patients in five clinical trials at post-treatment. Data was analyzed using Rasch analysis, i.e., a modern test theory application. Results: 1) the NEQ exhibits fairness in testing across sociodemographics, 2) shows comparable validity for a final and condensed scale of 20 instead of 32 items, 3) uses a rating scale that advances monotonically in steps of 0-4, and 4) is suitable for monitoring negative effects on an item-level. Conclusion: The NEQ is proposed as a useful instrument for investigating negative effects in psychological treatments, and its newer shorter format could facilitate its use in clinical and research settings. However, further research is needed to explore the relationship between negative effects and treatment outcome, as well as to test it in more diverse patient populations
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10.
  • Zetterberg, Molly, et al. (författare)
  • Internet-based cognitive behavioral therapy of perfectionism : Comparing regular therapist support and support upon request
  • 2019
  • Ingår i: Internet Interventions. - : Elsevier BV. - 2214-7829. ; 17
  • Tidskriftsartikel (refereegranskat)abstract
    • Perfectionism may be a clinically relevant problem on its own or as part of the etiology and maintenance of psychiatric disorders, e.g., anxiety disorders, depression, and eating disorders. Cognitive behavior therapyhas been shown to be a promising treatment for managing perfectionism and its associated problems, including when being administered via the Internet, i.e., Internet-based cognitive behavioral therapy (ICBT). In the current study, seventy-eight self-referred participants underwent ICBT after an initial eight-week wait-list period, i.e., second wave of treatment. These were randomized to receive regular support from a therapist (ICBT-support) or ICBT with support on request (ICBT-request), in an eight-week treatment of perfectionism. Assessments of perfectionism were made at pre-, mid-, and post-treatment, as well as six-month follow-up, using the Frost Multidimensional Perfectionism Scale, subscale Concern over Mistakes. Mixed effects models revealed large symptom reductions for both conditions; Concern over Mistakes, Cohen's d = 1.40, 95% Confidence Interval (CI) [0.85, 1.95] for ICBT-support, and d = 1.00, 95% CI [0.51, 1.47] for ICBT-request. The effects were maintained at six-month follow-up and there were no differences between the conditions in terms of the results, opened modules, or completed exercises. A total of 28 out of 70 participants (42.4%; ICBT-support, 37.8%; ICBT-request) were classified as improved at post-treatment. Both types of ICBT may thus be beneficial in treating perfectionism, suggesting that just having the opportunity to ask for support from a therapist, when regular support is not provided, could be sufficient for many participants undergoing ICBT. However, the study was underpowered to detect differences between the conditions. The lack of a cutoff also makes it difficult to differentiate a dysfunctional from a functional population in terms of perfectionism. In addition, the study design could have affected the participants' motivational level from start, given their initial eight-week wait-list period. Recommendations for future studies include recruiting a larger sample size, a clearer cutoff for perfectionism, and the use of a non-inferiority test with a predetermined margin of change.
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