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Table 4 Outcomes by response measurement

From: Locally advanced breast cancer treated with neoadjuvant chemotherapy and adjuvant radiotherapy: a retrospective cohort analysis

   LRC    RFS    OS   
1 year (%) 5 years (%) p-value 1 year (%) 5 years
(%)
p-value 1 year
(%)
5 years
(%)
p-value
Standard pathology     0.48    0.015    0.015
pCR 100 92   100 92   100 100  
PR 100 88   98 63   100 71  
NR 94 84   86 43   100 65  
Chevallier  
1 (pCR) 100 86 0.96 100 86 0.06 100 100 0.005
2 100 91   100 91   100 100  
3 100 90   97 58   100 70  
4 100 N/A   89 N/A   100 N/A  
Modified-RECIST  
5 (pCR) 100 94 0.45 100 94 0.003 100 100 0.011
3 + 4 100 87   98 60   100 71  
1 + 2 93 86   87 40   100 57  
  1. Abbreviations: LRC locoregional control rate, NR no response, OS overall survival, pCR pathologic complete response, PR partial response, RECIST Response Evaluation Criteria in Solid Tumors, RFS recurrence-free survival