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Results for “Desensitization, Psychologic”

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Pupil response: a psychophysiological measure of fear during analogue desensitization.

15 highly aroused snake phobics individually constructed fear hierarchies by selecting colored photographs of snakes. Subjects either imagined fear scenes based on their photographs or were exposed to duplicate projected slides during desensitization. Pupillary responses of the Slide Group were also recorded before, during, and after desensitization. Fear of snakes was significantly reduced for both groups within five or fewer desensitization sessions. Changes in pupil size of the Slide Group appear to reflect arousal of fear as well as reduction of fear after treatment. Current technology makes pupillary response a viable psychophysiological measure of fear.

Adult↗

The relative effectiveness of EMDR versus relaxation training with battered women prisoners.

Five women prisoners with a history of being battered and who met the DSM-IV criteria for post-traumatic stress disorder were assessed (A phase) and provided with structured relaxation training (RT) (B phase, or placebo treatment), followed by eye movement desensitization and reprocessing (EMDR) therapy (C phase). Using the Beck Anxiety Inventory and the Impact of Events Scale's avoidance behavior and intrusive thoughts subscales as outcome measures, RT alone did not result in any clinical improvements. The subsequent provision of EMDR did not improve upon this lack of success with 4 of the 5 participants; 1 did improve on anxiety and intrusive thoughts. The apparent ineffectiveness of EMDR with these participants may be attributed to several explanations. Foremost perhaps is the hypothesis that EMDR is not sufficient to ameliorate the effects of chronic abuse.

Adult↗

Home-based cognitive-behavioral treatment of chronic, refractory obsessive-compulsive disorder can be effective. Single case analysis of four patients.

Four patients with obsessive-compulsive disorder (OCD) were referred for home-based cognitive-behavioral therapy. All patients had failed extensive trials of behavioral and cognitive therapy and pharmacotherapy in a variety of settings (e.g., outpatient, inpatient, and day program) and were generally considered chronic and refractory to treatment. Generalization from treatment sites to natural settings in which they lived did not occur. They were evaluated at baseline, after treatment, and at an 18-month follow-up using the Yale-Brown Obsessive Compulsive Scale. Conducting end-state functioning and reliable change assessment according to the methods specified by Jacobson and Truax, the authors found that 3 patients achieved clinically significant gains after treatment and 2 patients maintained those gains at the 18-month follow-up. Data suggested better overall adjustment for 3 of the patients at follow-up. This study demonstrates the effectiveness of home-based cognitive-behavioral therapy for chronic, refractory OCD; implications for further, controlled trials are discussed.

Adult↗

Comment on the status of systematic desensitization.

Articles about systematic desensitization that appeared in mainstream behavior therapy journals between the years 1970 and 2002 were counted. Graphic displays of the data point to a sudden and lasting decline of interest in systematic desensitization among academics and researchers. A questionnaire concerning clinical use of orthodox systematic desensitization was mailed to 310 selected providers. Returns from 171 of those providers show that use of systematic desensitization has declined but continues to be fairly widespread. The decline of interest in systematic desensitization is explained: arguments are offered that revitalized interest would be beneficial but is not likely to occur.

Behavior Therapy↗

Simple phobia as a symptom of posttraumatic stress disorder in a former prisoner of war.

Behavioral, nonpsychoanalytic interventions for phobic conditions have shown to be quite effective in the reduction of symptomatology. This case documents that a combination of systematic desensitization, visual imagery, and in vivo exposure can reduce a phobic condition of 40 years duration. This intervention was shown to be effective even though the individual carried a concomitant diagnosis of posttraumatic stress disorder (PTSD).

Combat Disorders↗

Treatment of fear of blushing, sweating, or trembling. Results at long-term follow-up.

This study investigated the long-term effectiveness of cognitive-behavioral treatments for patients with a specific type of social phobia: fear of showing bodily symptoms (blushing, sweating, or trembling). Patients were reassessed 18 months after they had finished one of the following treatments: (a) exposure in vivo followed by cognitive therapy, (b) cognitive therapy followed by exposure in vivo, or (c) a cognitive-behavioral treatment in which both strategies were integrated from the start. All patients were individually treated. Self-report assessments were held before and after treatment and at 3-month and 18-month follow-ups. Repeated measures MANOVAs for the patients who completed the 18-month follow-up (n = 26) demonstrated significant time effects from pretest to follow-up, indicating overall improvement. Between the posttest and the 18-month follow-up, no significant change was observed. No differences among the treatment packages were found, although the cognitive-exposure treatment showed a trend to be less effective than both other treatments.

Adolescent↗

Does preference for type of treatment matter? A study of exposure in vivo with or without hypnosis in the treatment of panic disorder with agoraphobia.

There is evidence that preference for a given therapy may influence results. Literature also suggests that hypnotizability may be elevated in agoraphobic patients, making hypnosis a potentially powerful method for treatment. Agoraphobic patients (N = 64) were treated with either exposure in vivo or exposure combined with hypnosis in a crossover design. Half of the patients started with the treatment they preferred and the other half received the other treatment first. Although patients' preference clearly shifted in favor of the combined therapy in the course of the study, no effect of preference on outcome was evident. Although hypnotizability clearly correlated to outcome in the combined therapy, no difference in effect between the two therapies was found on behavioral, self-report, and observer measures. No additional effect of hypnosis could be shown and preference was not found to be a powerful mediator of effect.

Adolescent↗

Cognitive restructuring in the treatment of social phobia. Efficacy and mode of action.

Cognitive restructuring (CR) is commonly used to treat social phobia, although its contribution to treatment efficacy has not been established. CR requires the person to think about and discuss feared social events with his or her therapist and thus entails some degree of exposure to social stimuli. CR also is thought to enhance the efficacy of therapeutic exposure exercises (EXP). Four predictions were tested based on this model: Relative to a control intervention matched for the exposure inherent in CR, CR is more effective in (1) reducing social phobia, (2) reducing negative social cognitions, (3) increasing positive cognitions, and (4) enhancing the effects of subsequent EXP. People with generalized social phobia (N = 60) were randomly assigned to CR followed by EXP or to a control intervention followed by EXP. Support was found for predictions 1 to 3, but not 4.

Adult↗

Long-term outcome of cognitive therapy's contribution to self-exposure in vivo to the treatment of generalized social phobia.

The aim of this work was to test the contribution of cognitive therapy to exposure in vivo in the group treatment of generalized social phobia. Seventy-one severely disabled social phobics, selected according to DSM-III-R criteria, were assigned at random to: (a) self-exposure in vivo, (b) self-exposure in vivo with cognitive therapy, or (c) a waiting-list control group. A multigroup experimental design with repeated measures of assessment (pretreatment, posttreatment, and 1-, 3-, 6-, and 12-month follow-ups) was used. Additionally, half of the patients in both therapeutic groups were given self-help manuals for managing anxiety. Most patients that were treated (64%) showed significant improvement at the 12-month follow-up, but there were no differences between the two therapeutic models. No improvement was shown by the control-group participants at the 6-month follow-up. The results of the present trial do not support the beneficial effects of adding cognitive therapy or a self-help manual to exposure alone. Finally, several topics that may contribute to future research in this field are discussed.

Adolescent↗