Haj-Mirzaian, Arya
Guermazi, Ali
Hafezi-Nejad, Nima
Sereni, Christopher
Hakky, Michael
Hunter, David J.
Zikria, Bashir
Roemer, Frank W.
Demehri, Shadpour
Article History
Received: 29 September 2017
Revised: 3 January 2018
Accepted: 16 January 2018
First Online: 12 April 2018
Compliance with ethical standards
:
: The scientific guarantor of this publication is Dr. Ali Guermazi.
: The authors of this manuscript declare no relationships with any companies whose products or services may be related to the subject matter of the article.
: No complex statistical methods were necessary for this paper.
: Written informed consent was not required for this study because we used an open access OAI database. All enrolled subjects in the OAI study gave informed consent.
: Institutional review board approval was not required because we used an open access OAI database. The OAI study has received ethics board approval by the institutional review board at the University of California, San Francisco (OAI Coordinating Centre; Approval Number 10-00532).
: Some study subjects or cohorts have been previously reported in the OAI database and OAI-related articles.
: • prospective• observational• multicentre study