Early Dieting in Girls: a Longitudinal Cohort Study

Early Dieting in Girls

This longitudinal observational cohort followed the growth and development of non-Hispanic white girls from age 5 to 15 years, with a focus on the development of the controls of food intake.

Study Overview

• Status: Completed
• Conditions: Dietary Habits; Weight, Body; Eating Behavior

Detailed Description

This longitudinal observational cohort followed the growth and development of non-Hispanic white girls from age 5 to 15 years, with a focus on the development of the controls of food intake. Data was collected biennially from girls and their mothers and fathers. Measures included anthropometrics, questionnaires and laboratory measures of eating behavior, dietary recalls, psychosocial characteristics, and parenting measures.

• Study Type: Observational
• Enrollment (Actual): 197

Participation Criteria

Eligibility Criteria

• Ages Eligible for Study: 5 years to 6 years (Child)
• Accepts Healthy Volunteers: Yes
• Genders Eligible for Study: Female

• Sampling Method: Non-Probability Sample

Study Population

Families in central Pennsylvania with a 5-6 year old daughter.

Description

Inclusion Criteria:

• Living with both biological parents

Exclusion Criteria:

• Severe food allergies
• Chronic medical conditions affecting food intake

Study Plan

How is the study designed?

Number of groups / cohorts

1

Cohorts and Interventions

Group / Cohort
Early Dieting in Girls cohort; A cohort of 197 non-Hispanic white girls, observed from age 5 to age 15 years

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Dieting practices	Derived from questionnaire by French et al.	Pattern of development from age 5 to 15 years
Dietary restraint	Dutch Eating Behavior Questionnaire	Pattern of development from age 5 to 15 years
Disinhibition	Dutch Eating Behavior Questionnaire	Pattern of development from age 5 to 15 years
Disordered eating	Children's Eating Attitudes Test/Eating Attitudes Test	Pattern of development from age 5 to 15 years

Secondary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Body mass index	Weight in kg/height in meters squared, converted to z-scores using CDC growth charts	Age 5, 7, 9, 11, 13, and 15 years
Total body bone mineral content	Dual energy x-ray absorptiometry	Age 9, 11, 13, and 15 years
Dietary intake	3-24 hour dietary recalls	Age 5, 7, 9, 11, 13, and 15 years

Collaborators and Investigators

• Sponsor: Penn State University
• Investigators: Principal Investigator: Leann L Birch, PhD, Penn State University (at time study was conducted)

Publications and helpful links

General Publications

• Hohman EE, Balantekin KN, Birch LL, Savage JS. Dieting is associated with reduced bone mineral accrual in a longitudinal cohort of girls. BMC Public Health. 2018 Nov 22;18(1):1285. doi: 10.1186/s12889-018-6206-y.

Study record dates

Study Major Dates

• Study Start (Actual): June 1, 1996
• Primary Completion (Actual): August 1, 2007
• Study Completion (Actual): August 1, 2007

Study Registration Dates

• First Submitted: November 6, 2017
• First Submitted That Met QC Criteria: November 9, 2017
• First Posted (Actual): November 17, 2017

Study Record Updates

• Last Update Posted (Actual): November 17, 2017
• Last Update Submitted That Met QC Criteria: November 9, 2017
• Last Verified: November 1, 2017

More Information

Terms related to this study

• Additional Relevant MeSH Terms: Body Weight
• Other Study ID Numbers: HD32973

Drug and device information, study documents

• Studies a U.S. FDA-regulated drug product: No
• Studies a U.S. FDA-regulated device product: No