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Table 2 Univariate and multivariate analyses of factors correlated with late recurrence (≥5 years)

From: Factors that predict recurrence later than 5 years after initial treatment in operable breast cancer

Factors   Univariate analysis Multivariate analysis
   RR/CI p RR/CI p
T stage ≤2 cm 2.59/1.57–4.28 <0.001 2.09/1.09–3.99 0.026
  >2 cm 1   1  
N stage 3.24/2.0–5.26 0.137   
  + 1    
Grade 1 1   1  
2 0.39/0.18–0.85 0.017 0.39/0.15–0.97 0.043
3 0.24/0.1–0.58 0.001 0.46/0.17–1.3 0.142
LVI + 0.49/0.29–0.81 0.006 0.82/0.44–1.55 0.546
  1   1  
ER + 5.08/2.78–9.29 <0.001 3.25/1.1–9.6 0.033
  1    
PR + 5.20/3.06–8.84 <0.001 1.86/0.75–4.62 0.184
  1   1  
HER2 + 0.09/2.35–29.3 <0.001 0.12/0.03–0.43 0.001
  1   1  
  1. RR relative risk, CI 95 % confidence interval, LVI lymphovascular invasion