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Dive into the research topics where JoAnne Dahl is active.

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Featured researches published by JoAnne Dahl.


Behavior Therapy | 2004

Acceptance and commitment therapy and the treatment of persons at risk for long-term disability resulting from stress and pain symptoms: A preliminary randomized trial

JoAnne Dahl; Kelly G. Wilson; Annika Nilsson

Approximately 14% of the working-age Swedish population are either on long-term sick leave or early retirement due to disability. Substantial increase of sick listing, reports of work disabilities and early retirement due to stress and musculoskeletal chronic pain suggest a need for methods of preventing loss of function resulting from these conditions. The present preliminary investigation examined the effects of a brief Acceptance and Commitment Therapy (ACT) intervention for the treatment of public health sector workers who showed chronic stress/pain and were at risk for high sick leave utilization. ACT was compared in an additive treatment design with medical treatment as usual (MTAU). A group of 19 participants were randomly distributed into 2 groups. Both conditions received MTAU. The ACT condition received four 1-hour weekly sessions of ACT in addition to MTAU. At post and 6-month follow-up, ACT participants showed fewer sick days and used fewer medical treatment resources than those in the MTAU condition. No significant differences were found in levels of pain, stress, or quality of life. Improvements in sick leave and medical utilization could not be accounted for by remission of stress and pain in the ACT group as no between-group differences were found for stress or pain symptoms.


Epilepsia | 2006

Evaluation of Acceptance and Commitment Therapy for Drug Refractory Epilepsy: A Randomized Controlled Trial in South Africa—A Pilot Study

Tobias Lundgren; JoAnne Dahl; Lennart Melin; Bryan Kies

Summary:  Purpose: Psychological interventions in the treatment of epilepsy have been developed and evaluated for many years but the amount of research has hardly made an impact on how epilepsy is treated. The purpose of this study was to develop and evaluate a psychological treatment program consisting of acceptance and commitment therapy (ACT) together with some behavioral seizure control technology shown to be successful in earlier research.


Journal of Behavioral Medicine | 2008

Evaluation of mediators of change in the treatment of epilepsy with acceptance and commitment therapy

Tobias Lundgren; JoAnne Dahl; Steven C. Hayes

The present study examined the mediators of change accounting for outcomes of a previously published study on acceptance and commitment therapy for the self-management of epilepsy and its life restricting impact. Conducted with 27 poor South Africans, a 9-h ACT protocol that included seizure management methods was shown to greatly reduce epileptic seizures and to increase quality of life over the next year as compared to an attention placebo control. A series of bootstrapped non-parametric multiple mediator tests showed that pre to follow-up changes in: seizures, quality of life, and well-being outcomes were mediated to a degree by ACT process measures of epilepsy-related acceptance or defusion, values attainment, persistence in the face of barriers, or their combination. The results of this study contribute to the understanding of the contextual conditioning mechanisms at work for those suffering from epilepsy and may show that helping people live vital lives may also help to reduce seizures.


Epilepsy & Behavior | 2008

Acceptance and Commitment Therapy and yoga for drug-refractory epilepsy: a randomized controlled trial.

Tobias Lundgren; JoAnne Dahl; Nandan Yardi; Lennart Melin

OBJECTIVE There is a need for controlled outcome studies on behavioral treatment of epilepsy. The purpose of this study was to evaluate Acceptance and Commitment Therapy (ACT) and yoga in the treatment of epilepsy. METHODS The design consisted of a randomized controlled trial with repeated measures (N=18). All participants had an EEG-verified epilepsy diagnosis with drug-refractory seizures. Participants were randomized into one of two groups: ACT or yoga. Therapeutic effects were measured using seizure index (frequency x duration) and quality of life (Satisfaction with Life Scale, WHOQOL-BREF). The treatment protocols consisted of 12 hours of professional therapy distributed in two individual sessions, two group sessions during a 5-week period, and booster sessions at 6 and 12 months posttreatment. Seizure index was continuously assessed during the 3-month baseline and 12-month follow-up. Quality of life was measured after treatment and at the 6-month and 1-year follow-ups. RESULTS The results indicate that both ACT and yoga significantly reduce seizure index and increase quality of life over time. ACT reduced seizure index significantly more as compared with yoga. Participants in both the ACT and yoga groups improved their quality of life significantly as measured by one of two quality-of-life instruments. The ACT group increased their quality of life significantly as compared with the yoga group as measured by the WHOQOL-BREF, and the yoga group increased their quality of life significantly as compared with the ACT group as measured by the SWLS. CONCLUSIONS The results of this study suggest that complementary treatments, such as ACT and yoga, decrease seizure index and increase quality of life.


The Clinical Journal of Pain | 2011

A comparative study of 2 manual-based self-help interventions, acceptance and commitment therapy and applied relaxation, for persons with chronic pain.

Jenny Thorsell; Anna Finnes; JoAnne Dahl; Tobias Lundgren; Maria Gybrant; Torsten Gordh; Monica Buhrman

ObjectiveThe aim of this study was to compare 2 self-help-based interventions; a coping-oriented approach, applied relaxation (AR) and an acceptance-oriented approach, acceptance and commitment therapy (ACT), for persons with chronic pain. MethodThis study is a randomized control trial (N=90) with a mixed between-within participants design with repeated measures. Interventions in both conditions comprised an initial face-to-face session, a 7-week manual-based self-help intervention including weekly therapist telephone support and a concluding face-to-face session. Outcome measures included satisfaction with life, depression, anxiety, acceptance of chronic pain, level of function, and pain intensity. Effects were measured at preintervention and postintervention and at 6 and 12 months after the end of intervention. ResultsThe results show that the ACT condition increased their level of acceptance significantly compared with the AR condition. There was also a marginally significant interaction effect regarding satisfaction with life in which the ACT condition had improved in comparison to the AR condition. Further, the ACT condition reported a higher level of function and decreased pain intensity compared with the AR condition. Both conditions improved significantly regarding depression and anxiety. ConclusionsA manual-based self-help intervention with weekly therapist support in an ACT format adds value to the treatment repertoire for persons suffering with chronic pain.


Cognitive and Behavioral Practice | 2005

Using Acceptance and Commitment Therapy in the Rehabilitation of an Adolescent Female with Chronic Pain: A Case Example.

Rikard K. Wicksell; JoAnne Dahl; Bo Magnusson; Gunnar Olsson

This case example illustrates how Acceptance and Commitment Therapy (ACT) within a behavior medicine approach was used in the rehabilitation of an adolescent with debilitating chronic pain. For chronic pain with unclear etiology (idiopathic pain), pharmacological therapy alone is often insufficient. Psychological treatment strategies have been developed and evaluated for adults with chronic pain. However, few such studies have been conducted with youths. To date, there is limited empirical evidence regarding the effectiveness of psychological treatment for generalized musculoskeletal pain syndromes in children and adolescents. This patient was a 14-year-old girl severely disabled by idiopathic generalized pain. It was hypothesized that avoidance of pain and pain-related stimuli was central to the subjects disability. ACT, a development of cognitive behavior therapy, was used as the treatment model in this study, focusing on building the behavior repertoire in valued life directions rather than emphasizing reductions in pain and distress. As the subject moved in valued directions, exposure to avoided pain stimuli took place naturally. Following treatment, improvements in valued life activities and functional ability was seen, as evidenced by increased school attendance, lower pain ratings, and individual goal achievement. The outcome of this treatment indicates that ACT and a behavioral medicine approach can be useful in the rehabilitation of young people with chronic disabling pain. Empirical studies are needed to investigate the clinical effectiveness of this approach.


Epilepsia | 1987

Effects of a Contingent Relaxation Treatment Program on Adults with Refractory Epileptic Seizures

JoAnne Dahl; Lennart Melin; Lars Lund

Summary: A group of eighteen adults with refractory epileptic seizures were given psychological treatment in a two‐phase experimental group study. In phase one, the experimental phase, the patients were divided into three groups–contingent relaxation (CR), attention control (ATC) treatment, and a no‐treatment (NT) control group–with the purpose of investigating the effects of a learning‐based contingent relaxation program compared with the effects of professional attention alone when superimposed on a regular medical treatment program. The design of the experimental phase was comprised of a 10‐week baseline, 6‐week intervention, and 10‐week follow‐up. Results of this phase at the end of follow‐up showed a significant reduction only for those patients receiving the CR treatment. In the nonexperimental phase, the two control groups also received the CR treatment for a 6‐week period, and subsequent seizure frequency measures for all three groups were analyzed after 10‐week and 30‐week follow‐up periods. Results of this phase showed a significant reduction in seizure frequency for all three groups after receiving the CR treatment. Effects of the CR treatment were maintained at a 30‐week follow‐up. The results indicate that the CR treatment program may be of substantial help to adults whose seizures are resistant to conventional drug therapy.


Diseases of The Colon & Rectum | 1991

Behavioral medicine treatment in chronic constipation with paradoxical anal sphincter contraction.

JoAnne Dahl; Bo L. Lindquist; Curt Tysk; Pehr Leissner; Philipson L; Gunnar Järnerot

Nine women and five children with severe chronic constipation received behavioral medicine therapy. Before treatment, all patients had a paradoxical contraction of the external anal sphincter at defecation attempts as demonstrated with electromyography and/or anorectal manometry. An electromyographic biofeedback device connected to an anal probe was used for the training that was performed on a regular toilet seat during five 1-hour sessions. Thirteen of the patients improved considerably and could learn to defecate spontaneously, and the use of laxatives ceased or diminished. Simultaneously with improvement, the paradoxical anal contraction disappeared. The results remained after 6 months, although two of the patients had received booster sessions of biofeedback training during follow-up.


Epilepsia | 1985

Effects of a Broad‐Spectrum Behavior Modification Treatment Program on Children with Refractory Epileptic Seizures

JoAnne Dahl; Lennart Melin; Lars Olov Brorson; Jens Schollin

Summary: A group of 18 children with refractory epileptic seizures was divided into three groups—behavior modification treatment, attention control, and control groups—with the purpose of investigating the effects of a learning‐based broad‐spectrum treatment program superimposed on a regular medical treatment program. The design consisted of a 10‐week baseline, 6‐week intervention, and 10‐week and 1‐year followups. A combination of number of seizures and seizure duration—termed “seizure index”—was used as a dependent measure. There was a significant reduction in seizure index only for those children receiving the behavior modification treatment, at both follow‐ups. The results indicate that this behavioral treatment program may be of substantial help to children with epilepsy who are resistant to conventional drug therapy.


Obesity Research & Clinical Practice | 2012

Acceptance and commitment therapy for bariatric surgery patients, a pilot RCT

Sandra Weineland; Dag Arvidsson; Thanos P. Kakoulidis; JoAnne Dahl

SUMMARY Bariatric surgery (BS) is rated as the best evidence based treatment for obesity with regard to weight loss and maintenance of weight loss evaluated to date. Although BS interventions are effective, 20-30% of BS patients start to regain weight within 24 months. Emotional eating is a behavior pattern which has been found to predict poor outcome. The aim of this study is to evaluate the effects of acceptance and commitment therapy (ACT) for patients who underwent BS, with regard to emotional eating, body dissatisfaction and quality of life. This study is a randomized controlled trial (n = 39) with two conditions (1) ACT including two face-to-face sessions and support via an Internet application and (2) treatment as usual (TAU) comprising the standard follow-up used by the BS team. Results show that participants in the ACT condition significantly improve on eating disordered behaviors, body dissatisfaction, quality of life and acceptance for weight related thoughts and feelings, as compared to those in the TAU group. This study shows that it is possible to improve effects of BS by specifically targeting emotional eating behavior.:

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