Skip to main content

Table 1 Patients-, tumor- and sphincter characteristics of rectal cancer patients with T3N+ disease of the middle third

From: Impact of VMAT-IMRT compared to 3D conformal radiotherapy on anal sphincter dose distribution in neoadjuvant chemoradiation of rectal cancer

  IMRT 3D
Patients characteristics
 Number of patients 16 16
 Median age 61 64
 Mean ECOG 1.4 1.3
 Sex (Male / female) 10 / 6 11 /5
Tumor characteristics
 G1 1 0
 G2 11 12
 G3 4 4
 Mean shortest distance from anal verge (cm) 5.4 5.5
 Mean Tumor extension (cm) 4.6 (3–6) 4.9 (3–7)
Mean sphincter volumes (cc)
 AS 38.4 35.6
 IAS 5.4 5.0
 EAS 8.6 9.8
 Levator Ani 26.1 26.8
  1. ECOG Cooperative Oncology Group status, G Grading, AS anal sphincter, IAS internal anal sphincter, EAS external anal sphincter