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Table 6 OS and DFS for subgroup of patients with upper 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 = 87)   Adjuvant chemo-radiotherapy Group (n = 57) P value
3-year 5-year 3-year 5-year
OS 94.22% 88.80%   98.15% 89.87% 0.619
DFS 89.66% 81.40%   85.71% 83.72% 0.953
  1. Abbreviations: adjuvant-chemo adjuvant chemotherapy, DFS disease-free survival, OS overall survival, AV anal verge