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Table 4 OS and DFS for subgroup of patients with lower rectal cancer (tumor location< 7 cm from AV)

From: Tumor location as an indication for adjuvant radiotherapy in pT3N0 rectal cancer after surgery

Group Adjuvant chemotherapy Group (n = 63)   Adjuvant chemo-radiotherapy Group (n = 58) P value
3-year 5-year 3-year 5-year
OS 90.48% 78.28%   91.38% 89.39% 0.316
DFS 76.19% 70.56%   91.32% 87.43% 0.015
  1. Abbreviations: adjuvant-chemo adjuvant chemotherapy, DFS disease-free survival, OS overall survival, AV anal verge