Intervention to Reduce Bisphenol A Exposure in Women

February 20, 2018 updated by: Todd Hagobian, California Polytechnic State University-San Luis Obispo
The purpose of this study is to determine whether a 3-week intervention reduces urinary Bisphenol A (BPA) in women with obesity

Study Overview

Detailed Description

The purpose of this study is reduce BPA exposure in women. The intervention is rooted in social cognitive theory, and is applied to environmental health.

Study Type

Interventional

Enrollment (Actual)

30

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • California
      • San Luis Obispo, California, United States, 93405
        • California Polytechnic State University

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 50 years (Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

Female

Description

Inclusion Criteria:

  • BMI >29.9
  • Age 18-50 years
  • Non-smoking
  • English speaking

Exclusion Criteria:

  • History of infertility
  • Type 2 or Type 1 diabetes
  • Cardiovascular disease, or any other metabolic disease/complication
  • History of major psychiatric illness, drug abuse, or unsafe dieting practices
  • History of bariatric surgery
  • Pregnant women or women expecting or trying to become pregnant
  • Participating in other studies

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Placebo Comparator: Email Only
Participants received weekly email about health and fitness education. No face-to-face intervention, and not provided any other information about bisphenol exposure.
Participants received health and fitness education.
Experimental: Face-to-Face Meetings
Participants met with a counselor once per week for 3-weeks to reduce bisphenol exposure. Intervention included same weekly email about health and fitness education as Email only group, and a weekly face-to-face meetings to reduce bisphenol exposures from food, cosmetics, and packaged products. Women provided with bisphenol-free cosmetics, hygiene, and glass food/water containers.
Participants received health and fitness education, and a face-to-face 3-week intervention to reduce bisphenol exposure.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Change from Baseline Urine BPA at 3-weeks
Time Frame: Single urine overnight fasted sample at baseline (date of randomization) and 3-weeks
Change in urinary BPA measured at baseline and 3-weeks
Single urine overnight fasted sample at baseline (date of randomization) and 3-weeks

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Change from Baseline Urine BPS and BPF at 3-weeks
Time Frame: Single urine overnight fasted sample at baseline (date of randomization) and 3-weeks
Change in urinary BPS and BPF measured at baseline and 3-weeks
Single urine overnight fasted sample at baseline (date of randomization) and 3-weeks
Change from Baseline Weight at 3-weeks
Time Frame: Overnight fasted weight at baseline (date of randomization) and 3-weeks
Change in body weight measured at baseline and 3-weeks
Overnight fasted weight at baseline (date of randomization) and 3-weeks

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Study Chair: Debbie Hart, Compliance/Information Officer

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

November 12, 2015

Primary Completion (Actual)

November 11, 2017

Study Completion (Actual)

November 11, 2017

Study Registration Dates

First Submitted

February 8, 2018

First Submitted That Met QC Criteria

February 14, 2018

First Posted (Actual)

February 22, 2018

Study Record Updates

Last Update Posted (Actual)

February 22, 2018

Last Update Submitted That Met QC Criteria

February 20, 2018

Last Verified

February 1, 2018

More Information

Terms related to this study

Other Study ID Numbers

  • Cal Poly 11/12/2015

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

IPD Plan Description

No plan to share data in this pilot study

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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