SPINE An International Journal for the study of the spine Publish Ahead of Print DOI: 10.1097/BRS.0000000000002091 Measurement properties of the Scoliosis Research Society Outcomes Questionnaire in adolescent patients with spondylolisthesis Gabriel Gutman 1,2 , Julie Joncas 2 , Jean-Marc Mac-Thiong 1,2,3 , Marie Beauséjour 2 , Marjolaine Roy-Beaudry 2 , Hubert Labelle 1,2 , Stefan Parent 1,2 Affiliation. - 1 University of Montreal, C.P. 6128, succursale Centre-ville, Montréal (Québec) Canada H3C 3J7 - 2 CHU Sainte-Justine, 3175 Ch de la Côte-Sainte-Catherine, Montreal (Québec) Canada H3T 1C4 - 3 Hôpital du Sacré-Coeur de Montréal, 5400 Boul Gouin O, Montréal (Québec) Canada H4J 1C5 Correspondingauthor: Stefan Parent, MD, PhD, Sainte-Justine UniversityHospital Center, 3175 Côte Sainte-Catherine, Montréal (Québec) Canada H3T 1C5. Phone: (514) 345-4931 ext. 4876 Fax: (514) 345-4755 E-mail: stefan.parent@umontreal.ca Acknowledgement: July 27, 2016 Revise: November 29, 2016 Accept: December 30, 2016 The manuscript submitted does not contain information about medical device(s)/drug(s). The MENTOR program and the Academic Research Chair in Pediatric Spinal Deformities of CHU-Sainte-Justine funds were received in support of this work. Relevant financial activities outside the submitted work:board membership, consultancy, grants, patents, royalties, payment for development of educational presentations, stocks. Copyright © 2017 Wolters Kluwer Health, Inc. Unauthorized reproduction of this article is prohibited.