Effects of Cognitive Behavioral Therapy (CBT) on Weight Maintenance After Successful Weight Loss

Effects of Cognitive Behavioral Therapy After a Successful Weight Loss by a Comprehensive Weight Loss Plan (NovinDiet Plan) on Weight Maintenance in Healthy Obese Female Adults: a Randomized Clinical Trial

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT02398253

Enrollment

100

Registered

2015-03-25

Start date

2015-02-28

Completion date

2016-05-31

Last updated

2019-10-25

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

Conditions

Obesity, Overweight

Keywords

weight maintenance, cognitive behavior therapy, successful weight loss

Brief summary

The purpose of this study is to assess the effects of CBT after a successful weight loss by a comprehensive weight loss plan on weight maintenance in obese female adults.

Interventions

BEHAVIORALCBT + Hypo-energetic Diet

This group will have cognitive behavioral therapy classes + follow the hypo-energetic diet after losing at least 10% of their body weight by using a weight loss program. They will also have monthly follow-up to 6 months by fortnightly dietician visit.

BEHAVIORALHypo-energetic Diet only

This group will receive the hypo-energetic diet only after losing at least 10% of their body weight by using a weight loss program. They will also have monthly follow-up to 6 months by fortnightly dietician visit.

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

SINGLE (Subject)

Eligibility

Sex/Gender

FEMALE

Age

18 Years to 45 Years

Healthy volunteers

Yes

Inclusion criteria

* Body mass index (BMI) between 23-30 kg/ m² who lost at least 10% of her initial weight by the diet plan. * Must be able to have moderate exercise. * Must be interested to keep weight loss.

Exclusion criteria

* Pregnancy or lactation during the previous 6 months, or planned pregnancy in the next six months. * Taking medications that could affect metabolism or change body weight. * Report heart problems, chest pain, and cancer within the last five years. * Smoking * Menopause * Diagnosis of any chronic disease such as fatty liver, cancer, chemo/radio therapy, heart disease, immune compromised conditions, abnormal thyroid hormone level.

Design outcomes

Primary

Measure	Time frame
Weight loss	24 Weeks

Secondary

Measure	Time frame
Fasting plasma glucose level	24 weeks
lipid profiles	48 weeks
Insulin resistance(HOMA)	24 weeks
Waist circumference	24 Weeks
Body mass index reduction	24 Weeks

Countries

Iran

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026