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Table 4 Multivariate analysis for distant recurrence-free survival (DRFS) and overall survival (OS)

From: Pattern of distant recurrence according to the molecular subtypes in Korean women with breast cancer

    DRFS    OS
  P HR 95.0% CI P HR 95.0% CI
Subtype       
   Luminal-A Ref.    Ref.   
   Luminal-HER2 0.57 1.26 0.55-2.85 0.64 1.23 0.50-2.98
   HER2-enriched 0.39 1.52 0.57-4.03 0.01 3.76 1.35-10.49
   TNBC 0.69 1.15 0.56-2.36 0.71 1.16 0.50-2.66
Metastatic site       
   Bone Ref.    Ref.   
   Extra-bone (excluding brain) 0.67 0.87 0.46-1.64 0.05 2.05 0.99-4.23
   Bone + extra-bone (excluding brain) 0.15 0.53 0.21-1.28 0.75 1.18 0.40-3.45
   Brain 0.24 2.63 0.51-13.57 0.03 3.92 1.11-13.80
   Brain + extra-brain 0.62 1.38 0.37-5.08 0.51 1.71 0.34-8.57
Tumor size (< 5 cm vs. ≥ 5 cm) 0.96 0.98 0.42-2.28 0.71 0.82 0.30-2.25
Nodal status (N0 vs. ≥ N1) 0.97 0.99 0.54-1.81 0.87 1.06 0.49-2.25
Age (continuous variable) 0.22 1.02 0.98-1.05 0.90 0.99 0.96-1.03