Validation of the functional rating index for the assessment of athletes with neck pain
Soofia Naghdi, Noureddin Nakhostin Ansari, Somaye ShamsSalehi, Ebrahim Entezary, Department of Physiotherapy, School of Rehabilitation, Tehran University of Medical Sciences, Tehran 11489, Iran
Ronald J Feise, Institute of Evidence-Based Chiropractic, Scottsdale, AZ 85251, United States
Author contributions: Naghdi S, Nakhostin Ansari N, and Feise RJ conceived and designed the study; ShamsSalehi S drafted the research protocol, which was edited and revised by Naghdi S, Nakhostin Ansari N, and Entezary E; ShamsSalehi S collected the data; Nakhostin Ansari N performed all the statistical analyses; Naghdi S, Nakhostin Ansari N and ShamsSalehi S drafted the manuscript, which was further edited and approved by all authors to be published; Nakhostin Ansari N was the chief investigator and guarantor.
Institutional review board statement: The study was reviewed and approved by the review board, School of Rehabilitation, Tehran University of Medical Sciences.
Informed consent statement: All subjects gave their informed consent prior to the study enrolment.
Conflict-of-interest statement: The authors have no competing interests to declare.
Data sharing statement: No additional data are available.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: Noureddin Nakhostin Ansari, Professor, Department of Physiotherapy, School of Rehabilitation, Tehran University of Medical sciences, Enghelab Ave, Pitch-e-shemiran, Tehran 11489, Iran. firstname.lastname@example.org
Telephone: +98-21-77533939 Fax: +98-21-77727009
Received: February 16, 2016
Peer-review started: February 18, 2016
First decision: March 25, 2016
Revised: May 8, 2016
Accepted: June 1, 2016
Article in press: June 3, 2016
Published online: August 18, 2016