Predictive Response Value of Pre- and Postchemoradiotherapy Variables in Rectal Cancer: An Analysis of Histological Data

Table 1

Clinical parameters.

Variable	(%)
Age
Mean	64.62
Range	(29–83)
Gender
Male	105 (62.9)
Female	62 (37.1)
Tumor length
<4 cm	41 (24.6)
≥4 cm and <6 cm	85 (50.8)
≥6 cm	41 (24.6)
Tumor circumference
≤1/3	27 (16.2)
>1/3 and ≤1/2	59 (35.3)
>1/2 and ≤2/3	39 (23.4)
>2/3 and ≤3/3	42 (25.1)
Distance from anal verge
>6 cm	81 (48.5)
≤6 cm	86 (51.5)
CEA pre-CRT
<5	116 (69.5)
≥5	44 (26.3)
Missing	7 (4.2)
cT stage
2-3	152 (91.0)
4	15 (9.0)
Clinical stage
II	76 (45.5)
III	91 (54.5)
CEA post-CRT
<5	141 (84.4)
≥5	14 (8.4)
Missing	12 (7.2)
Surgery procedure
AAR/SSO	107 (64.1)
AAP/others	60 (35.9)
Surgery
Open	129 (77.2)
Laparoscopic	38 (22.8)
Perioperative complications	42 (25.1)
Morbidity
Abdominal or pelvic abscess	16 (9.5)
Anastomose leak	3 (1.7)
Reoperation	6 (3.5)
Readmission	3 (1.7)