Examining the Effectiveness of the Acceptance and Commitment Therapy Matrix on Health Behaviors

Examining the Effectiveness of the Acceptance and Commitment Therapy Matrix for Health Behaviors on Obese People

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20191102045309N1

Enrollment

Registered

2021-10-13

Start date

2020-06-21

Completion date

Unknown

Last updated

2021-11-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Obesity. Obesity due to excess calories

Interventions

Intervention group: In a multiple baseline design across individuals with follow-up, four obese people participated. The 12 session intervention was conduct weekly, individually, and online. The inter

Eligibility

Sex/Gender

All

Age

18 Years to 50 Years

Inclusion criteria

Inclusion criteria: People aged 18-50 Body Mass Index (BMI) = 30 Diploma and higher education

Exclusion criteria

Exclusion criteria: suffering from mood disorders suffering from anxiety disorders suffering from eating disorders using psychiatric drugs and/or fat burner supplements suffering from cardiovascular disease suffering from diabetes suffering from thyroid problems suffering from respiratory problems suffering from gastroenteric problems receiving psychotherapy or other program for weight loss Pregnancy Planning for pregnancy Menopause Dietary Choices (DC) subscale score > 1.2 Physical Activity (PA) subscale score > 1.2

Design outcomes

Primary

Measure	Time frame
Healthy Eating Behavior Score in the Weight Control Strategies Scale. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: Dietary Choices subscale in the Weight Control Strategies Scale.;Exercise Behavior Score in the Weight Control Strategies Scale. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: Physical Activity subscale in the Weight Control Strategies Scale.	—

Measure

Time frame

Healthy Eating Behavior Score in the Weight Control Strategies Scale. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: Dietary Choices subscale in the Weight Control Strategies Scale.;Exercise Behavior Score in the Weight Control Strategies Scale. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: Physical Activity subscale in the Weight Control Strategies Scale.

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Secondary

Measure	Time frame
Emotional Eating Score in the Three Factor Eating Questionnaire-R18. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: Emotional Eating subscale in the Three Factor Eating Questionnaire-R18.;External Eating Score in the Dutch Eating Behaviour Questionnaire. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: External Eating subscale in the Dutch Eating Behaviour Questionnaire.;Food Craving Acceptance Score in the Food Craving Acceptance and Action Questionnaire. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: Acceptance subscale in the Food Craving Acceptance and Action Questionnaire.;Healthy Eating with Willingness Score in the Food Craving Acceptance and Action Questionnaire. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: Willingness subscale in the Food Craving Acceptance and Action Questionnaire.;Physical Activity Acceptance Score in the Physical Activity Acceptance Questionnaire. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention durin	—

Measure

Time frame

Emotional Eating Score in the Three Factor Eating Questionnaire-R18. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: Emotional Eating subscale in the Three Factor Eating Questionnaire-R18.;External Eating Score in the Dutch Eating Behaviour Questionnaire. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: External Eating subscale in the Dutch Eating Behaviour Questionnaire.;Food Craving Acceptance Score in the Food Craving Acceptance and Action Questionnaire. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: Acceptance subscale in the Food Craving Acceptance and Action Questionnaire.;Healthy Eating with Willingness Score in the Food Craving Acceptance and Action Questionnaire. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention during the follow-up phase. Method of measurement: Willingness subscale in the Food Craving Acceptance and Action Questionnaire.;Physical Activity Acceptance Score in the Physical Activity Acceptance Questionnaire. Timepoint: 3-6 times weekly during the baseline phase, before session 3, session 5, session 7, session 9, session 11, and after session 12 during the intervention phase, and one and three months after the intervention durin

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Countries

Iran (Islamic Republic of)

Contacts

Public ContactSaman Nonahal

Kharazmi University

Nonahal.Saman@gmail.com+98 17 3252 9260

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026