Document is current

Article History

Received: 12 April 2017

Revised: 17 April 2017

Accepted: 20 April 2017

First Online: 1 June 2017

Compliance with ethical standards

: This study was approved by the Institutional Review Board at Baylor College of Medicine (K23 H-30423). Each participant provided written informed consent.

: None.

: This work was supported by the National Institutes of Health/National Institute of Arthritis and Musculoskeletal and Skin Diseases [K23 AR062127 to G.L., K24 AR053593 to M.S.]; the Department of Veterans Affairs, Veterans Health Administration, Office of Research and Development, and the Center for Innovations in Quality, Effectiveness and Safety [CIN 13-413], Michael E. DeBakey VA Medical Center, Houston Texas, the location of Dr. Lo’s academic office; and the Osteoarthritis Initiative, a public-private partnership composed of five contracts [N01-AR-2-2258; N01-AR-2-2259; N01-AR-2-2260; N01-AR-2-2261; N01-AR-2-2262] funded by the National Institutes of Health, a branch of the Department of Health and Human Services, and conducted by the OAI Study Investigators. Private funding partners include Merck Research Laboratories; Novartis Pharmaceuticals Corporation, GlaxoSmithKline; and Pfizer, Inc. Private sector funding for the OAI is managed by the Foundation for the National Institutes of Health. These contracts supported collection and management of data collected in this study. This manuscript has received the approval of the OAI Publications Committee based on a review of its scientific content and data interpretation. The views expressed in this article are those of the author(s) and do not necessarily represent the views of the Department of Veterans Affairs, the National Institutes of Health, or the US government.

: “I, Grace Lo, the Corresponding Author of this article contained within the original manuscript which includes any diagrams and photographs within and any related or stand alone film submitted (the “Contribution”) has the right to grant on behalf of all authors and does grant on behalf of all authors, a license to the BMJ Publishing Group Ltd. and its licensees, to permit this Contribution (if accepted) to be published in the BMJ and any other BMJ Group products and to exploit all subsidiary rights, as set out in our license set out at: ExternalRef removedPlease tick <i>one or more</i> boxes as appropriate:☐I am the sole author of the Contribution.☒I am one author signing on behalf of all co-owners of the Contribution.☐The Contribution has been made in the course of my employment and I am signing as authorized by my employer.☐I am a US Federal Government employee acting in the course of my employment.☐I am not a US Federal Government employee, but some or all of my co-authors are.☐I am an employee of the UK Crown* acting in the course of my employment.☐I am a US Federal Government employee acting in the course of my employment.☐I am not a US Federal Government employee, but some or all of my co-authors are.☐I am an employee of the UK Crown acting in the course of my employment.I am not an employee of the UK Crown acting in the course of my employment but some/all of my co-authors are.*