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Table 3 Differences between preoperative yTN and postoperative ypTN staging

From: Long-term results of extended intersphincteric resection for very low rectal cancer: a retrospective study

  Preoperative (yTN) Postoperative (ypTN)
  Group I Group II Group I Group II
Stage I     
 T2N0 19 0 19 2
Stage II     
 T3N0 0 22 1 26
Stage III     
 T2or3N1-2 5 16 4 10
  1. Data are presented as number