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. Author manuscript; available in PMC: 2018 Aug 1.
Published in final edited form as: Eur J Nucl Med Mol Imaging. 2017 May 1;44(9):1428–1437. doi: 10.1007/s00259-017-3703-7

Table 5.

Cox proportional hazards regression results for PFS

Variable HR (95% CI) P-value Gonen and Heller’s K
Univariate*
CE-CT response 2.54 (1.34–4.80) 0.004 0.599
PET/CT response 10.39 (5.06–21.34) <0.0001 0.701
Multivariate
CE-CT response 1.04 (0.46–2.33) 0.927
PET/CT response 10.18 (4.37–23.69) <0.0001 0.703