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. Author manuscript; available in PMC: 2017 Jan 1.
Published in final edited form as: Ann Surg Oncol. 2015 May 21;23(1):196–202. doi: 10.1245/s10434-015-4612-2

Table 5.

Multivariate Progression-free survival model

Variable Levels HR (95% CI) p-value
SLN Group SLN vs. non-SLN 0.99 (0.59–1.64) 0.954
Stage III vs. I/II 1.49 (0.83–2.67) 0.18
IV vs. I/II 4.41 (2.50–7.77) <0.001

Abbreviations: SLN = sentinel lymph node. HR = hazard ratio.