ACT Studies with Mediational Data

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This is a partial list of studies with medational data as of Spring 2016. It is still being refined, but it should provide a start. For studies which have published a seperate mediational analysis both the original trial and mediational analysis are listed below. 

 

Zettle, R. D., Rains, J. C., & Hayes, S. C. (2011). Processes of change in Acceptance and Commitment Therapy and Cognitive Therapy for depression: A mediation reanalysis of Zettle and Rains. Behavior Modification, 35(3), 265-283. – Originally published in: Zettle, R. D. & Rains, J. C. (1989). Group cognitive and contextual therapies in treatment of Depression. Jounral of Clinical Psychology, 45, 438-445.

Bach, P., & Hayes, S. C. (2002). The use of acceptance and commitment therapy to prevent the rehospitalization of psychotic patients: A randomized controlled trial. Journal of consulting and clinical psychology, 70(5), 1129-1138.

Gaudiano, B. A., & Herbert, J. D. (2006). Acute treatment of inpatients with psychotic symptoms using Acceptance and Commitment Therapy: Pilot results. Behaviour research and therapy, 44(3), 415-437.

Gifford, E. V., Kohlenberg, B. S., Hayes, S. C., Antonuccio, D. O., Piasecki, M. M., Rasmussen-Hall, M. L., & Palm, K. M. (2004). Acceptance-based treatment for smoking cessation. Behavior therapy, 35(4), 689-705.

Hayes, S.C., Bissett, R., Roget, N., Padilla, M., Kohlenberg, B.S., Fisher, G., Masuda, A., Pistorello, J., Rye, A.K., Berry, K., & Niccolls, R. (2004). The impact of acceptance and commitment training and multicultural training on the stigmatizing attitudes and professional burnout of substance abuse counselors. Behavior Therapy, 35(4), 821-835.

Lundgren, T., Dahl, J., Melin, L., & Kies, B. (2006). Evaluation of acceptance and commitment therapy for drug refractory epilepsy: a randomized controlled trial in South Africa—a pilot study. Epilepsia, 47(12), 2173-2179.

Lundgren, T., Dahl, J., & Hayes, S. C. (2008). Evaluation of mediators of change in the treatment of epilepsy with acceptance and commitment therapy. Journal of behavioral medicine, 31(3), 225-235.

Lillis, J., Hayes, S. C., & Levin, M. E. (2011). Binge eating and weight control: The role of experiential avoidance. Behavior modification, 35(3), 252-264.

Roemer, L., Orsillo, S. M., & Salters-Pedneault, K. (2008). Efficacy of an acceptance-based behavior therapy for generalized anxiety disorder: evaluation in a randomized controlled trial. Journal of consulting and clinical psychology, 76(6), 1083.

Hayes, S. A., Orsillo, S. M., & Roemer, L. (2010). Changes in proposed mechanisms of action during an acceptance-based behavior therapy for generalized anxiety disorder. Behaviour Research and Therapy, 48(3), 238-245.

Roemer, L., & Orsillo, S. M. (2007). An open trial of an acceptance-based behavior therapy for generalized anxiety disorder. Behavior therapy, 38(1), 72-85.

Varra, A. A., Hayes, S. C., Roget, N., & Fisher, G. (2008). A randomized control trial examining the effect of acceptance and commitment training on clinician willingness to use evidence-based pharmacotherapy. Journal of consulting and clinical psychology, 76(3), 449.

Wicksell, R. K., Ahlqvist, J., Bring, A., Melin, L., & Olsson, G. L. (2008). Can exposure and acceptance strategies improve functioning and life satisfaction in people with chronic pain and Whiplash‐Associated Disorders (WAD)? A randomized controlled trial. Cognitive behaviour therapy, 37(3), 169-182.

Wicksell, R. K., Olsson, G. L., & Hayes, S. C. (2010). Psychological flexibility as a mediator of improvement in Acceptance and Commitment Therapy for patients with chronic pain following whiplash. European Journal of Pain, 14(10), 1059-e1.

Lillis, J., Hayes, S. C., Bunting, K., & Masuda, A. (2009). Teaching acceptance and mindfulness to improve the lives of the obese: A preliminary test of a theoretical model. Annals of Behavioral Medicine, 37(1), 58-69.

Twohig, M. P., Hayes, S. C., Plumb, J. C., Pruitt, L. D., Collins, A. B., Hazlett-Stevens, H., & Woidneck, M. R. (2010). A randomized clinical trial of acceptance and commitment therapy versus progressive relaxation training for obsessive-compulsive disorder. Journal of consulting and clinical psychology, 78(5), 705.

Muto, T., Hayes, S. C., & Jeffcoat, T. (2011). The effectiveness of acceptance and commitment therapy bibliotherapy for enhancing the psychological health of Japanese college students living abroad. Behavior Therapy, 42(2), 323-335.

Gifford, E. V., Kohlenberg, B. S., Hayes, S. C., Pierson, H. M., Piasecki, M. P., Antonuccio, D. O., & Palm, K. M. (2011). Does acceptance and relationship focused behavior therapy contribute to bupropion outcomes? A randomized controlled trial of functional analytic psychotherapy and acceptance and commitment therapy for smoking cessation. Behavior therapy, 42(4), 700-715.

Weinland, S., Arvidsson, D., Kakoulidis, T., P., & Dahl, J. (2011). Acceptance and commitment therapy for bariatric surgery patients, a pilot RCT. Obesity Research & Clinical Practice, 6, e21-e30.

Weineland, S., Hayes, S. C., & Dahl, J. (2012). Psychological flexibility and the gains of acceptance‐based treatment for post‐bariatric surgery: six‐month follow‐up and a test of the underlying model. Clinical obesity, 2(1‐2), 15-24.

Luoma, J. B., Kohlenberg, B. S., Hayes, S. C., & Fletcher, L. (2012). Slow and steady wins the race: a randomized clinical trial of acceptance and commitment therapy targeting shame in substance use disorders. Journal of consulting and clinical psychology, 80(1), 43.

Jeffcoat, T., & Hayes, S. C. (2012). A randomized trial of ACT bibliotherapy on the mental health of K-12 teachers and staff. Behaviour research and therapy, 50(9), 571-579.

Westin et al., (2011). Acceptance and Commitment Therapy versus Tinnitus Retraining Therapy in the treatment of tinnitus distress: A radomised controlled trial. Behavior Research and Therapy, 49, 737-747.

Clarke, S., Kingston, J., James, K., Bolderston, H., & Remington, B. (2014). Acceptance and commitment therapy group for treatment-resistant participants: A randomized controlled trial. Journal of Contextual Behavioral Science, 3, 179-188.

Gratz, K. L., & Gunderson, J. G. (2006). Preliminary data on an acceptance-based emotion regulation group intervention for deliberate self-harm among women with borderline personality disorder. Behavior therapy, 37(1), 25-35.

Wicksell R. K., Melin, L., Lekander, M. & Olsson, G. L. (2009). Evaluating the effectiveness of exposure and acceptance strategies to improve functioning and quality of life in longstanding pediatric pain - A randomized controlled trial. Pain, 141, 248-257.

Wicksell, R. K., Olsson, G. L., & Hayes, S. C. (2011). Mediators of change in acceptance and commitment therapy for pediatric chronic pain. Pain, 152(12), 2792-2801.

Hayes-Skelton, S. A., Roemer, L., & Orsillo, S. M. (2013). A randomized clinical trial comparing an acceptance based behavior therapy to applied relaxation for generalized anxiety disorder. J Consult Clin Psychol., 81, 761-773.

Hayes-Skelton, S. A., Calloway, A., Roemer, L., & Orsillo, S. M. (2015). Decentering as a potential common mechanism across two therapies for generalized anxiety disorder. Journal of Consulting and Clinical Psychology, 83, 395-404.

White, R., Gumley, A., McTaggart, J., Rattrie, L., McConville, D., Cleare, S., & Mitchell, G. (2011). A feasibility study of Acceptance and Commitment Therapy for emotional dysfunction following psychosis. Behaviour research and therapy, 49(12), 901-907.

Wicksell, R. K., Kemani, M., Jensen, K., Kosek, E., Kadetoff, D., Sorjonen, K., ... & Olsson, G. L. (2013). Acceptance and commitment therapy for fibromyalgia: a randomized controlled trial. European journal of pain, 17(4), 599-611..

Morton, J., Snowdon, S., Gopold, M. & Guymer, E. (2012). Acceptance and commitment therapy group treatment for symptoms of borderline personality disorder: A public sector pilot study. Cognitive and Behavioral Practice.

Gregg, J. A., Callaghan, G. M., Hayes, S. C., & Glenn-Lawson, J. L. (2007). Improving diabetes self-management through acceptance, mindfulness, and values: a randomized controlled trial. Journal of consulting and clinical psychology, 75(2), 336.

Fledderus, M., Bohlmeijer, E. T., Fox, J. P., Schreurs, K. M. G., Spinhoven, P. (2012). The role of psychological flexibility in a self-help acceptance and commitment therapy intervention for psychological distress in a randomized controlled trial. Behaviour Research and Therapy, 51, 142-151.
Jensen et al. (2012). Cognitive behavioral therapy increases pain-evoked activation of the prefrontal cortex in patients with fibromyalgeia. Pain, 153, 1495-1503.

Wetherall et al. (2011). A randomized, controlled trial of acceptance and commitment therapy and cognitive-behavioral therapy for chronic pain. Pain, 152, 2098-2107.

Luciano et al. (2014). Effectiveness of group acceptance and comitment therapy for fibromyalgia: A 6-month randomized controlled trial (EFFIGACT study). Pain, 155, 693-702.

Arch, J. J., Eifert, G. H., Davies, C., Vilardaga, J. C. P., Rose, R. D., & Craske, M. G. (2012). Randomized clinical trial of cognitive behavioral therapy (CBT) versus acceptance and commitment therapy (ACT) for mixed anxiety disorders. Journal of consulting and clinical psychology, 80(5), 750.

Arch, J. J., Wolizky-Taylor, K. B., Eifert, G. H., & Craske, M. G. (2012). Longitudinal treatment mediation of traditional cognitive behavioral therapy and acceptance and commitment therapy for anxiety disorders. Behaviour Research and Therapy, 50, 469-478.

Cederberg, J. T., Cernvall, M., Dahl, J., von Essen, L., & Ljungman, G. (2016). Acceptance as a Mediator for Change in Acceptance and Commitment Therapy for Persons with Chronic Pain?. International journal of behavioral medicine, 23(1), 21-29.

Thorsell et al. (2011). A comparative study of 2 manual-based self-help interventions, acceptance and commitment therapy and applied relaxation, for persons with chronic pain. Clin J Pain, 27, 716-723.

Bricker, J., Wyszynski, C., Comstock, B., & Heffner, J. L. (2013). Pilot randomized controlled trial of web-based acceptance and commitment therapy for smoking cessation. Nicotine & Tobacco Research, 15, 1756-1764.

Luoma, J. B., & Vilardaga, J. P. (2013). Improving therapist psychological flexibility while training acceptance and commitment therapy: a pilot study. Cognitive behaviour therapy, 42(1), 1-8.

Hesser et al. (2012). A randomized controlled trial of internet-delivered cognitive behavior therapy and acceptance and commitment therapy in the treatment of tinnitus. Jounral of Consulting and Clinical Psychology, 80, 649-661.

Hesser, H., Westin, V. Z., Andersson (2014). Acceptance as a mediator in internet-delivered acceptance and commitment therapy and cognitive behavior therapy for tinnitus. J Behav Med, 37, 756-767.

Forman, E. M., Herbert, J. D., Moitra, E., Yeomans, P. D., & Geller, P. A. (2007). A randomized controlled effectiveness trial of acceptance and commitment therapy and cognitive therapy for anxiety and depression. Behavior modification, 31(6), 772-799.

Forman, E. M., Butryn, M. L., Juarascio, A. S., Bradley, L. E., Lowe, M. R., Herbert, J. D., & Shaw, J. A. (2013). The mind your health project: A randomized controlled trial of an innovative behavioral treatment for obesity. Obesity, 21, 1119-1126.

Gifford, E. V., & Lillis, J. (2009). Avoidance and inflexibility as a common clinical pathway in obesity and smoking treatment. Journal of health psychology, 14(7), 992-996.

Woods, D. W., Wetterneck, C. T., & Flessner, C. A. (2006). A controlled evaluation of acceptance and commitment therapy plus habit reversal for trichotillomania. Behaviour Research and Therapy, 44, 639-656.

Craske et al. (2014). Randomized controlled trial of cognitive behavioral therapy and acceptance and commitment therapy for social phobia: Outcomes and moderators. Journal of Consulting and Clinical Psychology, 82, 1034-1048. & Niles et al. (2014). Cognitive mediators of treatment fo social anxiety disorder: Comparing acceptance and commitment therapy and cognitive-behavioral therapy. Behavior Therapy, 45, 664-677.

Bond, F. W., & Bunce, D. (2000). Mediators of change in emotion-focused and problem-focused worksite stress management interventions. Journal of occupational health psychology, 5(1), 156.

Flaxman, P. E., & Bond, F. W. (2010). Worksite stress management training: Moderated effects and clinical significance. Journal of Occupational Health Psychology, 15(4), 347.
Chicago

Lloyd, J., Bond, F. W., & Flaxman, P. E. (2013). The value of psychological flexibility: Examining psychological mechanisms underpinning a cognitive behavioural therapy intervention for burnout. Work & Stress, 27(2), 181-199.

Zarling, A., Lawrence, E., & Marchman, J. (2015). A randomized controlled trial of acceptance and comitment therapy for aggressive behavior. Journal of Consulting and Clinical Psychology, 83, 199-212.

Juarascio, A., Shaw, J., Forman, E., Timko, C. A., Herbert, J., Butryn, M., Bunnell, D., Matteucci, A., & Lowe, M. (2013). Acceptance and commitment therapy as a novel treatment for eating disorders: An initial test of efficacy and mediation. Behavior Modification, 37, 459-489.

Rost, A. D., Wilson, K., Buchanan, E., Hildebrandt, M. J., & Mutch, D. (2012). Improving psychological adjustment among late-stage ovarian cancer patients: examining the role of avoidance in treatment. Cognitive and Behavioral practice, 19(4), 508-517.

Hawkes, A. L., Chambers, S. K., Pakenham, K. I., Patrao, T. A., Baade, P. D., Lynch, B. M., ... & Courneya, K. S. (2013). Effects of a telephone-delivered multiple health behavior change intervention (CanChange) on health and behavioral outcomes in survivors of colorectal cancer: a randomized controlled trial. Journal of Clinical Oncology, 31(18), 2313-2321.

Hawkes, A. L., Pakenham, K. I., Chambers, S. K., Patrao, T. A., & Courneya, K. S. (2014). Effects of a multiple health behavior change intervention for colorectal cancer survivors on psychosocial outcomes and quality of life: a randomized controlled trial. Annals of Behavioral Medicine, 48(3), 359-370.