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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT03955549
Other study ID # 16-09
Secondary ID
Status Completed
Phase Phase 3
First received
Last updated
Start date May 1, 2019
Est. completion date January 30, 2021

Study information

Verified date August 2021
Source Agiad Psychiatry Hospital
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

The aim of this study is to explore new safe effective psychotherapeutic interventions for schizophrenia through assessing the efficacy and acceptability of complementary "Insight Enhancement Program" (IEP) and "Metacognitive Training for Psychosis" (MCT), in relation to each other, and in relation to "Treatment As Usual" (TAU). It is hypothesized that at the end of therapy, compared to "Treatment As Usual", patients undergoing whether (IEP) or (MCT) will display a significant reduction in psychopathology particularly positive symptoms and delusional ideation, and a significant improvement in Insight and metacognitive capacity. Additionally, it is hypothesized that the acceptance of (IEP) and (MCT) will be higher than acceptance of (TAU). This study also aims to examine whether metacognition is associated with insight even after controlling for the effects of psychiatric symptomatology.


Description:

Specific aims include: 1. Aim #1: Evaluate the efficacy of complementary "Insight Enhancement Program" (IEP), compared to TAU, in reducing psychopathology particularly positive symptoms and delusional ideation, and improving insight and metacognitive capacity as well as social functioning. 2. Aim #2: Evaluate the efficacy of complementary "Metacognitive Training for Psychosis" (MCT), compared to TAU, in reducing psychopathology particularly positive symptoms and delusional ideation, and improving insight and metacognitive capacity as well as social functioning. 3. Aim #3: Compare the efficacy of complementary "Insight Enhancement Program" (IEP), compared to "Metacognitive Training for Psychosis" (MCT), in reducing psychopathology and improving insight and metacognitive capacity as well as social functioning. 4. Aim #4: Examine the associations between insight, metacognition, and psychopathology.


Recruitment information / eligibility

Status Completed
Enrollment 99
Est. completion date January 30, 2021
Est. primary completion date January 30, 2021
Accepts healthy volunteers No
Gender All
Age group 18 Years to 65 Years
Eligibility Inclusion Criteria: - A diagnosis of a Schizophrenia Spectrum Disorder according to the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM5). - A present or prior episode of delusional symptoms, as assessed via clinical interview. - Within the first five years since the onset of psychosis. - Age between 18 and 65 years. - Egyptian Nationality. - Fluent command of the Arabic language. - Capacity to understand the study description and provide informed consent. In order to examine the efficacy of IEP and MCT in cases with minor symptom load, no minimum symptom threshold was defined for inclusion. Exclusion Criteria: - Comorbid Substance Dependence Disorder. - Comorbid medical conditions, whose pathology or treatment could alter the presentation or treatment of schizophrenia. - Intellectual disability (IQ of less than 70). - Known sensitivity to Risperidone. - Pregnant or Breast feeding women. - Scores of 5 or higher on the PANSS hostility item and of 6 or higher on PANSS suspiciousness item (As group settings can be disrupted by behavioral disturbances, patients with very severe forms of delusions, formal thought disorder and hostility should refrain from participating in MCT or IEP until some remission has taken place).

Study Design


Related Conditions & MeSH terms


Intervention

Behavioral:
Insight Enhancement Program (IEP)
IEP is comprised of 8 sessions, administered twice weekly, across a one month period. The session duration is 60-90 minutes. IEP will be administered in a group format with 8-12 patients in each group. During sessions, different topics representing 8 different stages of illness are discussed according to a chronological schedule. These stages are presented on an Illness March Graph (IMG) and include: Stage I: Personality formation, Stage II: Pre onset confusion, Stage III: Prodroma, Stage IV: The illness, Stage V: Resistance, Stage VI: Remission, Stage VII: Maintenance, Stage VIII: Relapse. Patients actively participate through the exchange of their own experiences and interpretations, which are then reinterpreted by the therapist and by the patients themselves.
Metacognitive Training for Psychosis (MCT)
The training consists of eight modules that are administered within the framework of a group intervention program that involves eight 1-hour group sessions with 4 to 10 patients in each group. MCT is manualized and currently available in thirty languages and can been downloaded via the following web address: http://www.uke.de/mct. Among the problematic thinking styles recognized as potential contributors to the development of delusions are attributional distortions (module 1), a jumping to conclusions bias (module 2 and 7), a bias against disconfirmatory evidence (module 3), deficits in theory of mind (module 4 and 6), over-confidence in memory errors (module 5) and depressive cognitive patterns (module 8).
Drug:
Treatment As Usual (TAU)
Treatment As Usual (TAU) consists of psychiatric management by a clinical team including at least one psychiatrist and one psychologist. Treatment involves antipsychotic medication, regular office-based contacts with the clinical team for treatment monitoring, recreational group activities, and unstructured psycho-educational groups. Participants in the interventional groups also will receive TAU. Medications: In order to standardize treatment, Risperidone (Risperdal ) will be used as the antipsychotic medication in all three groups with a dose up to 6-8 milligrams according to clinical severity. The same dose will be used for 1 month prior to starting interventions). In case of occurrence of mild extrapyramidal symptoms associated with high doses of risperidone, an anticholinergic drug (Benztropine) might be used.

Locations

Country Name City State
Egypt Agiad Psychiatry Hospital Talkha Dakahliya

Sponsors (2)

Lead Sponsor Collaborator
Agiad Psychiatry Hospital University of Pittsburgh

Country where clinical trial is conducted

Egypt, 

Outcome

Type Measure Description Time frame Safety issue
Other Subjective Acceptance of the Interventions as measured by an Acceptance Questionnaire To assess acceptance, feasibility and subjective efficacy of the interventions, participants will be asked to anonymously appraise the training at post-treatment. The questionnaire is modeled after versions administered in previous trials (Moritz and Woodward, 2007; Moritz et al., 2011), and is comprised of ten questions posed on a five-point Likert scale (1=fully agree to 5=fully disagree). Acceptance and feasibility will also be assessed with the frequency of unattended sessions. At Week 8
Primary Mean Change in Psychopathology as measured by The Positive and Negative Syndrome Scale for Schizophrenia (PANSS) The Positive and Negative Syndrome Scale for Schizophrenia (PANSS) is a 30-item, seven-point (1-7) scale and it is the most widely used instrument for the assessment of schizophrenia symptoms in clinical trials. Ratings follow semi-structured interviews and clear standard operating procedures. Symptoms are rated according to their presence in the past 2 weeks. The PANSS was used many times before in trials of MCT & insight in schizophrenia, which makes it more suitable allowing comparison of results. Pre-Intervention at Week 4, and Post-Intervention at Week 8
Primary Mean Change in Psychopathology as measured by The Psychotic Symptom Rating Scale (PSYRATS) The PSYRATS is a 17-item multidimensional measure of more qualitative aspects of hallucinations and delusions. Symptoms are rated over the past 2 weeks. Two subscales exist; for auditory hallucinations (11 items), and for delusions (6 items). Pre-Intervention at Week 4, and Post-Intervention at Week 8
Primary Mean Change in Insight Scores as measured by The Scale to Assess Unawareness of Mental Disorder (SUMD) The SUMD evaluates insight into various dimensions of the disease. The SUMD is a standardized scale that relies on a direct interview with the patient. Pre-Intervention at Week 4, and Post-Intervention at Week 8
Primary Mean Change in Insight Scores as measured by The Beck Cognitive Insight Scale (BCIS) The BCIS is a self-report consisting of 15 statements rated on a 4-point Likert scale. It is divided into 2 subscales; self-reflectiveness, and self-certainty. Self-reflectiveness consists of 9 items measuring objectivity, reflectiveness and openness to feedback. Self-certainty consists of 6 items measuring decision-making and resistance to feedback. Overall cognitive insight was defined by Beck and associates as the difference between self-reflectiveness and self- certainty and labeled composite index. Pre-Intervention at Week 4, and Post-Intervention at Week 8
Primary Mean Change in Metacognition Scores as measured by The Metacognition Assessment Scale - Adapted version (MAS-A) The MAS-A is scored on the basis of the transcript of the Indiana Psychiatric Illness Interview (IPII). Scoring is performed by a consensus group of at least three trained raters. The four domains of metacognition are reflected in the four ordinal complexity scales of the MAS-A: self-reflectivity, understanding the other's mind, decentration, and mastery. The raters assign one point for each function on each scale that they judge is accomplished in the transcript. Pre-Intervention at Week 4, and Post-Intervention at Week 8
Secondary Mean Change in Scores as measured by The Personal and social performance scale (PSP) The PSP was used to assess subjects' social functioning. Patients' functioning is assessed in four core areas: Socially useful activities; personal and social relationships; self-care; and disturbing and aggressive behaviours. A global item is rated by the interviewer, ranging from 1 to 100 at 10-point intervals with lower scores indicating poorer functioning. The PSP shows good psychometric properties. Pre-Intervention at Week 4, and Post-Intervention at Week 8
Secondary Mean Change in Neuropsychological Functioning Scores as measured by The Trail making test (TMT) The Trail Making Test (TMT) Part A and B will be used to assess sustained attention, visual-spatial search, and psychomotor speed. The A-form requires the subject to combine numbers as fast as possible in ascending order. In the B-part, the subject has to combine numbers and letters as quickly as possible in both alternating and ascending fashion. The rating is based on the number of seconds needed to complete the test. Pre-Intervention at Week 4, and Post-Intervention at Week 8
Secondary Mean Change in Neuropsychological Functioning Scores as measured by The Digit Symbol Substitution Test (DSST) The Digit Symbol Substitution Test (DSST) is part of the Wechsler Adult Intelligence Scale (Wechsler, 2008), and is used to assess visuo-motor processing speed. The total score on this test is based on the amount of correctly completed symbols within 120 seconds. Pre-Intervention at Week 4, and Post-Intervention at Week 8
Secondary Mean Change in Neuropsychological Functioning Scores as measured by The story subtest of the Rivermead Behavioural Memory Task. This test will be administered to determine immediate and delayed recall. Pre-Intervention at Week 4, and Post-Intervention at Week 8
Secondary Mean Change in Neuropsychological Functioning Scores as measured by The Porteus Mazes task. The Porteus Mazes task was used to assess reasoning and problem solving. Pre-Intervention at Week 4, and Post-Intervention at Week 8
Secondary Mean Change in IQ as measured by The Wechsler Adult Intelligence Scale (WAIS-III) • The Wechsler Adult Intelligence Scale (WAIS) III, (Wechsler, 1997). Current IQ was measured using a short form of the Wechsler Adult Intelligence Scale (WAIS) III composed of 4 subtests: information, arithmetic, block design, and digit symbol and developed for use in schizophrenia (Blyler et al., 2000). Pre-Intervention at Week 4, and Post-Intervention at Week 8
Secondary Mean Change in Self-Esteem Scores as measured by The Rosenberg Self-esteem Scale (RSES) - Arabic Version - • The 10-item Rosenberg scale is considered the gold-standard for the assessment of self-esteem, and its good validity and reliability have been confirmed for the Arabic version Pre-Intervention at Week 4, and Post-Intervention at Week 8
Secondary Adverse Events will be measured by The Systematic Monitoring of Adverse Events Related to Treatments Checklist (SMARTS) The SMARTS checklist aims to strike a balance between brevity and capturing the most common and important antipsychotic side effects. At Baseline, Week 2, Week 4, Week 6, Week 8
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