Research Article

Magnetic-Resonance-Imaging Texture Analysis Predicts Early Progression in Rectal Cancer Patients Undergoing Neoadjuvant Chemoradiation

Table 1

Characteristics of patients.

CharacteristicNumbers (%)

Sex
 Males34 (69%)
 Females15 (31%)
Age
 <70 years29 (61%)
 >70 years20 (39%)
  Clinical staging before C-RT
   (T)
    cT210 (20.4%)
    cT334 (69.4%)
    cT45 (10.2%)
   (N)
    cN05 (10.2%)
    cN133 (67.3%)
    cN211 (22.4%)
   UICC
    Stage II5 (10.2%)
    Stage III44 (89.8%)
   (T)
    cT03 (6.2%)
    cT11 (2%)
    cT225 (51%)
    cT319 (38.8%)
    cT41 (2%)
   (N)
    cN040 (81.6%)
    cN17 (14.3%)
    cN22 (4.1%)
   UICC
    Stage 03 (6.1%)
    Stage I20 (40.8%)
    Stage II17 (34.7%)
    Stage III9 (18.4%)
   Surgery
    LAR20 (40.8%)
    APR29 (49.2%)
   (yT)
    yT07 (14.3%)
    yT16 (12.3%)
    yT215 (30.7%)
    yT320 (40.7%)
    yT41 (2%)
   (yN)
    yN035 (71.4%)
    yN110 (20.3%)
    yN24 (8.3%)
   UICC
    Stage 011 (22.4%)
    Stage I12 (24.5%)
    Stage II17 (34.7%)
    Stage III9 (18.4%)
Grading biopsy before C-RT
 G13 (6%)
 G237 (75%)
 G39 (18%)
TRG
 411 (22%)
 315 (31%)
 220 (41%)
 13 (6%)