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Mechanisms of Mindfulness Intervention: Cognitive Flexibility Dose Manipulation

No phase Interventional Emotional Distress

For patients and families

In plain language

An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.

What is being studied
The protocol lists: Mindfulness Intervention for Emotional Distress(MIED)-normal version, Mindfulness Intervention for Emotional Distress(MIED)-increase cognitive flexibility.
Who it may be relevant to
Registry conditions: Emotional Distress. Basic parameters: 18 years — 65 years · All.
What needs checking
Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
Where it takes place
China
Next step
Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →
Official title

Exploring the Mechanism of Mindfulness Intervention: Manipulating the Dose of Cognitive Flexibility Intervention

Overview

This study hopes to: 1. explore whether an increase in the dosage of cognitive flexibility intervention corresponds to greater effectiveness of mindfulness intervention in alleviating emotional distress. 2. explore whether cognitive flexibility mediates the effects of mindfulness intervention on alleviating emotional distress.

Detailed description

Epidemiological findings in \"The Lancet Psychiatry\" indicated that anxiety disorders, including generalized anxiety disorder, panic disorder, and social anxiety disorder, are the most prevalent category of disorders in China, with a lifetime prevalence of 7.6%. Depression follows closely with a lifetime prevalence of 6.8%. With the outbreak of the COVID-19 pandemic in 2020, the prevalence of both anxiety and depressive disorders increased. However, the current availability of psychological intervention resources in China is inadequate to meet the demand. This underscores the critical importance of developing effective and efficient psychological intervention approaches, as well as investigating their effectiveness and mechanisms to optimize intervention strategies.

Epidemiological findings in \"The Lancet Psychiatry\" indicated that anxiety disorders, including generalized anxiety disorder, panic disorder, and social anxiety disorder, are the most prevalent category of disorders in China, with a lifetime prevalence of 7.6%. Depression follows closely with a lifetime prevalence of 6.8%. With the outbreak of the COVID-19 pandemic in 2020, the prevalence of both anxiety and depressive disorders increased. However, the current availability of psychological intervention resources in China is inadequate to meet the demand. This underscores the critical importance of developing effective and efficient psychological intervention approaches, as well as investigating their effectiveness and mechanisms to optimize intervention strategies.

In recent years, mindfulness-based interventions (MBIs) have been increasingly applied to alleviate emotional distress in both clinical and non-clinical populations, with their efficacy widely supported. Additionally, numerous researchers have explored the mechanisms underlying mindfulness and MBIs, proposing various theories. One of the mechanisms frequently suggested by researchers is cognitive flexibility. However, there has been limited direct investigation into the mechanisms of cognitive flexibility and its related processes or abilities. Cognitive flexibility (CF) is considered a common etiological factor or transdiagnostic characteristic of emotional distress, including anxiety and depression. Nevertheless, few studies have explored the mechanisms of how mindfulness interventions alleviate emotional distress from the perspective of cognitive flexibility and the transdiagnostic characteristics of anxiety and depression. This lack of research hampers our ability to obtain sufficient information to develop or enhance mindfulness-based intervention methods to assist individuals with emotional disorders or highly emotionally distressed subclinical populations.

This study is grounded in the critical role of CF in the generation and maintenance of emotional distress, as well as the mindfulness principle of approaching pain with awareness and acceptance (non-judgmental and non-reactive). It posits that cognitive flexibility might be a potential mechanism through which mindfulness interventions alleviate emotional distress. Following the criteria for establishing mechanisms, this research investigates this issue. Based on the current state of research, cognitive flexibility as a mechanism for MBIs to alleviate emotional distress meets the plausibility criterion and partially satisfies the strong association criterion and experimental manipulation criterion. However, further research is needed to assess its consistency criterion, temporal precedence criterion, and gradient criterion.

The current study primarily focuses on the experimental manipulation and gradient criteria. The aim is to examine whether the mechanism of cognitive flexibility meets the experimental manipulation and gradient criteria by adjusting the content of the mindfulness intervention for emotional distress (MIED) program, which can directly impact distress tolerance and manipulate the dosage of cognitive flexibility intervention.

Interventions

  • Behavioral Mindfulness Intervention for Emotional Distress(MIED)-normal version
    Mindfulness Intervention for Emotional Distress (MIED) program provides standard audio instructions for mindfulness exercises, introduces the nature and law of anxiety, depression, and other emotions, the source of anxiety, depression, and other emotional distress, and the strategies and methods to alleviate emotional distress. These exercises, knowledge and strategies are based on the latest progress in the field of psychological counseling and treatment, and their application in daily life can
  • Behavioral Mindfulness Intervention for Emotional Distress(MIED)-increase cognitive flexibility
    Increase the intervention dose of cognitive flexibility in Mindfulness Intervention for Emotional Distress (MIED). For example, including more cognitive reappraisal practice, psychoeducational content and practice about regarding thoughts just as thoughts.

Primary outcome measures

  • Weekly changes of Five Facet Mindfulness Questionnaire during the intervention [Time frame: pre-intervention; weekly during the 7-week intervention; immediately after the intervention]
  • Weekly changes of 10-item Kessler Psychological Distress Scale during the intervention [Time frame: pre-intervention; weekly during the 7-week intervention; immediately after the intervention]
  • Weekly changes of Rumination-Reflection Questionnaire during the intervention [Time frame: pre-intervention; weekly during the 7-week intervention; immediately after the intervention]
  • Weekly changes of Emotion Regulation Questionnaire during the intervention [Time frame: pre-intervention; weekly during the 7-week intervention; immediately after the intervention]
  • Weekly changes of Overall Anxiety Severity and Impairment Scale during the intervention [Time frame: pre-intervention; weekly during the 7-week intervention; immediately after the intervention]
  • Weekly changes of Overall Depression Severity and Impairment Scale during the intervention [Time frame: pre-intervention; weekly during the 7-week intervention; immediately after the intervention]
  • Weekly changes of Cognitive flexibility Inventory during the intervention [Time frame: pre-intervention; weekly during the 7-week intervention; immediately after the intervention]
  • Weekly changes of experiences questionnaire during the intervention [Time frame: pre-intervention; weekly during the 7-week intervention; immediately after the intervention]
  • Weekly changes of Beck Anxiety Inventory during the intervention [Time frame: pre-intervention; weekly during the 7-week intervention; immediately after the intervention]
  • Weekly changes of Beck Depression Inventory during the intervention [Time frame: pre-intervention; weekly during the 7-week intervention; immediately after the intervention]

Eligibility criteria

Inclusion criteria

  • \- Subjects with scores greater than 21 on the Kessler Psychological Distress Scale.
  • \- Aged 18-65 years old.

Exclusion criteria

  • \- Subjects who could not access the Internet;
  • \- Subjects with insufficient Chinese ability;
  • \- Subjects who have participated in mindfulness based projects for more than 6 weeks before, and / or the current frequency of meditation practice is more than once a week;
  • \- Subjects with schizophrenia or psychotic affective disorder, current organic mental disorder, substance abuse disorder and generalized developmental disorder;
  • \- Subjects with high risk of suicide.

Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.

Healthy volunteers: Yes

Study design

Allocation
Randomized
Model
Parallel assignment
Masking
Single blind
Primary purpose
Supportive care

Study locations

China · 1 center
  • Peking University — Beijing

Identifiers

NCT: NCT06622122 · E20240925

Primary sources (government registries)

View this study on ClinicalTrials.gov ↗