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Table 2 Multivariable Cox proportional hazards regression analysis of overall and relapse-free survivals in the training group

From: Development and validation of a prognostic model incorporating [18F]FDG PET/CT radiomics for patients with minor salivary gland carcinoma

Variable Overall survival Relapse-free survival
HR (95% CI) P HR (95% CI) P
Age (year) 0.69 (0.24-1.99) 0.580 2.47 (0.75-8.16) 0.207
WHO high-risk histology 0.56 (0.14-2.28) 0.545 0.70 (0.13-3.86) 0.639
Surgery versus non-surgery 2.00 (0.56-7.19) 0.444 0.29 (0.08-1.00) 0.107
AJCC stage III − IV versus I − II 2.43 (0.54-11.00) 0.366 3.10 (0.59-16.36) 0.239
ECOG 2 or N2c − N3 5.90 (1.54-22.60) 0.026 14.93 (2.38-93.72) 0.014
Subgroup 3 PET pattern 6.30 (2.14-18.56) 0.004 3.94 (1.44-10.76) 0.024
  1. Abbreviations: HR hazard ratio; CI confidence interval; WHO World Health Organization; AJCC American Joint Committee on Cancer; ECOG Eastern Cooperative Oncology Group; PET
  2. positron emission tomography