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Table 3 Surgical procedure and pathological findings

From: Concomitant boost IMRT-based neoadjuvant chemoradiotherapy for clinical stage II/III rectal adenocarcinoma: results of a phase II study

  n %
Surgery   
  Anterior resection 28 36.8%
  Abdominal perineal resection 46 60.5%
  Hartmann 2 2.6%
Lymphatic or vascular invasion   
  No 71 93.4%
  Yes 5 6.6%
Neural invasion   
  No 68 89.5%
  Yes 8 10.5%
CRM   
  Negative 76 100.0%
  Positive 0 0.0%
ypT stage   
  T0 18 23.7%
  T1 10 13.2%
  T2 20 26.3%
  T3 26 34.2%
  T4 2 2.6%
ypN stage   
  N0 47 61.8%
  N1 19 25.0%
  N2 10 13.2%
Examined lymph nodes   
  Median (Min-max) 12(2–35)
TRG Score   
  4 18 23.1%
  3 34 43.6%
  2 17 21.8%
  1 7 9.0%
Total 76 100.0%
  1. CRM: circumferential resection margin.
  2. TRG: tumor regression grade.