Table 2

Patient demographics

Patient demographicsNo invasion on MRI, Tsm1/sm2mrTsm3/ T2mrT3a-T3bTotal
Age (year)
Tumour distance from the anal verge
≤6 cm614424
>6 cm7171741
mr N Stage
p N stage
Type of surgery performed
Quadrant of rectal wall infiltrated by tumour
pT stage
Benign adenomas4004
  • *Missing histopathology data about the depth of tumour invasion into the mesorectum.

  • AR, anterior resection; LE, local excision; n/a, not applicable (patients were treated with local excision), TEMS, transanal endoscopic microsurgery.