Parental Involvement Improves the Effect of Motivational Interviewing on Weight Loss in Obese Adolescents: A Randomized Controlled Trial Study

Not Applicable

Completed

• Conditions: Obesity, Adolescent
• Interventions: Behavioral: Control group; Behavioral: motivational interviewing; Behavioral: motivational interviewing with parental involvement

• Registration Number: NCT02180802
• Lead Sponsor: Qazvin University Of Medical Sciences

Brief Summary

Motivational interviewing (MI) has been shown to be an effective strategy in targeting obesity in adolescents and parental involvement has been associated with increased effectiveness. The aim of the study is to evaluate and compare the role of parental involvement in MI interventions for obese adolescents

Detailed Description

Not available

Study Timeline

• Study Start: 2011-02
• Primary Completion: 2013-04
• Study Completion: 2013-04
• Study First Submitted: 2014-07-01
• Study First Submitted QC: 2014-07-01
• Study First Posted: 2014-07-03
• Status Verified: 2014-08
• Last Update Submitted: 2014-08-30
• Last Update Posted: 2014-09-03

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 408

Inclusion Criteria

• BMI equal or higher than 95th percentile for age and gender
• 13-18 years old

Exclusion Criteria

• medication with weight gain as side effects
• diagnosed with having eating disorder
• pregnant
• clinical mental health conditions
• psychosis

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
Control	Control group	The patients received routine care
motivational intervieing group	motivational interviewing	The behavioral intervention targets were improved eating and physical activity behavior in order to reduce obesity levels. Each adolescent was encouraged to eat a variety of foods from each of the four major food groups and low-fat alternatives . Moreover, each adolescent was encouraged to achieve at least 60 minutes of moderate-to-vigorous intensity physical activity daily as recommended by the World Health Organization
motivational interviewi group with parental involvement	motivational interviewing with parental involvement	an additional single session with parents or guardians over 60 minutes in the clinic

Primary Outcome Measures

Name	Time	Method
changes in BMI	changes from baseline and 12 months follow-up	Body Mass Index
Child Dietary Self-Efficacy	changes from baseline and 12 months follow-up	Child Dietary Self-Efficacy Scale (CDSS)
Weight Efficacy Lifestyle	changes from baseline and 12 months follow-up	Weight Efficacy Lifestyle questionnaire (WEL)
Physical Exercise Self-efficacy	changes from baseline and 12 months follow-up	Physical Exercise Self-efficacy Scale (PES)
changes in physical activity	changes from baseline and 12 months follow-up
changes in dietary pattern	changes from baseline and 12 months follow-up

Secondary Outcome Measures

Name	Time	Method
Changes in blood cholesterol level	changes from baseline and 12 months follow-up
changes in blood triglyceride level	changes from baseline and 12 months follow-up
Changes in body fat percentage	changes from baseline and 12 months follow-up

Trial Locations

Locations (1)

Outpatient Pediatric Clinic; 🇮🇷 Qazvin, Iran, Islamic Republic of