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Table 3 Multivariate analysis for recurrence-free survival using Cox proportional hazards regression model in hormone receptor–positive disease a

From: Standardized uptake value of 18F-fluorodeoxyglucose positron emission tomography for prediction of tumor recurrence in breast cancer beyond tumor burden

Factors Hazard ratio 95% CI P -value
Age    0.001
  >35 yr Reference   
  ≤35 yr 6.61 2.23 to 19.57  
Tumor size    0.706
  ≤2 cm Reference   
  >2 cm 0.815 0.28 to 2.35  
Nodal status    0.451
  Negative Reference   
  Positive 1.49 0.53 to 4.21  
HER2 status    0.277
  Negative Reference   
  Positive 1.87 0.61 to 5.77  
SUV max    0.033
  Low (<4) Reference   
  High (≥4) 3.56 1.11 to 11.41  
  1. aCI, Confidence interval; HER2, Human epidermal growth factor receptor 2; SUVmax, Maximum standardized uptake value.