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April 2017

Additional Data for Figures

Author Affiliations

Copyright 2017 American Medical Association. All Rights Reserved.

JAMA Otolaryngol Head Neck Surg. 2017;143(4):430. doi:10.1001/jamaoto.2017.0089

In the Original Investigation titled “Association of Extracapsular Spread With Survival According to Human Papillomavirus Status in Oropharynx Squamous Cell Carcinoma and Carcinoma of Unknown Primary Site,” published in the July 2106 issue of JAMA Otolaryngology–Head & Neck Surgery,1 Figures 1 through 4 were missing the number of patients at risk for the Kaplan-Meier curves. The numbers at risk have now been added. This article was corrected online.

Kharytaniuk  N, Molony  P, Boyle  S,  et al.  Association of extracapsular spread with survival according to human papillomavirus status in oropharynx squamous cell carcinoma and carcinoma of unknown primary site.  JAMA Otolaryngol Head Neck Surg. 2016;142(7):683-690. PubMedGoogle ScholarCrossref