Lifestyle, Eating, and Activity Patterns

NCT00944099 | Completed

• 1 other identifier: AHA 09PRE2020150
• Study Type: interventional
• Target: 50
• Locations: 1 country
• Sites: 1

Brief Summary

The purpose of this research is to test the effect of manipulating eating frequency on hunger and the reinforcing value of food in 50 overweight/obese adults participating in a 6-month behavioral weight loss intervention.

Conditions

Overweight; Obesity

Keywords

intervention studies; feeding behavior; eating frequency; weight loss; dietary intake

Outcome Measures

Primary Outcomes (2)

• eating occasions per day

  0, 3, and 6 months

• hunger and reinforcing value of food

  0, 3, and 6 months

Secondary Outcomes (2)

• energy and percent calories from fat intake

  0, 3, and 6 months

• body weight, percent body fat, percent fat free mass

  0, 3, and 6 months

Study Arms (2)

Grazing

EXPERIMENTAL

participants will be given an eating frequency prescription to eat every 2 to 3 hours

Behavioral: Behavioral weight loss intervention

Three Meals

EXPERIMENTAL

participants will be given an eating frequency prescription of eating 3 meals per day

Behavioral: Behavioral weight loss intervention

Interventions

Behavioral weight loss intervention BEHAVIORAL

both conditions will receive an identical dietary prescription, low-calorie and less than 30% calories from fat and an identical physical activity goal of 200 minutes of moderate-intense physical activity per week during a 6 month behavioral weight loss program

Grazing; Three Meals

Eligibility Criteria

• Age: 21 Years - 65 Years
• Sex: all
• Healthy Volunteers: No
• Age Groups: Adult (18-64), Older Adult (65+)

You may qualify if:

• body mass index (BMI) between 27 and 45 kg/m2

You may not qualify if:

• report a heart condition, chest pain during periods of activity or rest, or loss of consciousness
• report being unable to walk 1/4 mile without stopping
• report major psychological disease or organic brain syndromes
• report a diagnosis of type I or type II diabetes
• are currently participating in a weight loss program, are taking weight loss medication, have had surgery for weight loss, or have lost \> 5% of their body weight in the past 6 months
• are currently participating in a program that manipulates their eating habits
• intent to move outside of the East Tennessee area within the time frame of the intervention
• are pregnant, lactating, less than 6 months post-partum, or plan to become pregnant during the time frame of the intervention
• are unwilling to attend group intervention meetings, assessments, or complete a food diary for the duration of the study

Sponsors & Collaborators

• The University of Tennessee, Knoxville: lead
• American Heart Association: collaborator

Study Sites (1)

Healthy Eating and Acitivty Laboratory, University of Tennessee

Knoxville, Tennessee, 37996-1920, United States

Location

MeSH Terms

Conditions

Overweight; Obesity; Feeding Behavior; Weight Loss

Condition Hierarchy (Ancestors)

Overnutrition; Nutrition Disorders; Nutritional and Metabolic Diseases; Body Weight; Signs and Symptoms; Pathological Conditions, Signs and Symptoms; Behavior, Animal; Behavior; Body Weight Changes

Study Officials

• Jessica L Bachman, MS, MPH, RD

  University of Tennessee

  PRINCIPAL INVESTIGATOR

• Hollie A Raynor, PhD, RD

  University of Tennessee

  STUDY CHAIR

Study Design

• Study Type: interventional
• Phase: not applicable
• Allocation: RANDOMIZED
• Masking: NONE
• Purpose: TREATMENT
• Intervention Model: PARALLEL
• Sponsor Type: OTHER
• Responsible Party: PRINCIPAL INVESTIGATOR
• PI Title: Professor

Study Record Dates

• First Submitted: July 21, 2009
• First Posted: July 23, 2009
• Study Start: January 1, 2010
• Primary Completion: December 1, 2011
• Study Completion: December 1, 2011
• Last Updated: April 5, 2018

Record last verified: 2018-04

Locations

US (1)