Active (Opt-In) Consent Underestimates Mean BMI-z and the Prevalence of Overweight and Obesity Compared to Passive (Opt-Out) Consent. Evidence from the Healthy Together Victoria and Childhood Obesity Study.

About this item

Title

Active (Opt-In) Consent Underestimates Mean BMI-z and the Prevalence of Overweight and Obesity Compared to Passive (Opt-Out) Consent. Evidence from the Healthy Together Victoria and Childhood Obesity Study.

Content partner

The University of Auckland Library

Collection

ResearchSpace@Auckland

Description

Background: Tracking population trends in childhood obesity and identifying target areas for prevention requires accurate prevalence data. This study quantified the magnitude of non-participation bias for mean Body Mass Index-z scores and overweight/obesity prevalence associated with low (opt-in) compared to high (opt-out) participation consent methodologies. Methods: Data arose from all Local Government Areas (LGAs) participating in the Healthy Together Victoria Childhood Obesity Study, Aust...

Read more

Format

Research paper

Research format

Journal article

Date created

2018-04-13

Creator

Strugnell, Claudia / Orellana, Liliana / Hayward, Joshua / Millar, Lynne / Swinburn, Boyd / Allender, Steven

URL

http://hdl.handle.net/2292/43045

Related subjects

Humans / Body Mass Index / Prevalence / Informed Consent / Schools / Students / Child / Victoria / Female / Male / Overweight / Bias

What is the copyright status of this item?

Share, Modify, Use commercially

See below for specifics about how you may use this item.

More Information

The University of Auckland Library has this to say about the rights status of this item:

Items in ResearchSpace are protected by copyright, with all rights reserved, unless otherwise indicated. Previously published items are made available in accordance with the copyright policy of the publisher.

You can learn more about the rights status of this item at:

• https://researchspace.auckland.ac.nz/docs/uoa-docs/rights.htm
• https://creativecommons.org/licenses/by/4.0/
• http://purl.org/eprint/accessRights/OpenAccess

What can I do with this item?

You must always check with The University of Auckland Library to confirm the specific terms of use, but this is our understanding:

Non-infringing use

NZ Copyright law does not prevent every use of a copyright work. You should consider what you can and cannot do with a copyright work.

Share it

This item is suitable for copying and sharing with others, without further permission.

Modify it

This item is suitable for modifying, remixing and building upon, without further permission.

Use it commercially

This item is suitable for commercial use, without further permission.