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Table 1 Demographics and surgical procedures in 84 patients with complete pathological response (CPR) after neoadjuvant treatment

From: Predictive factors of disease-free survival after complete pathological response to neoadjuvant radiotherapy for rectal adenocarcinoma: retrospective case series

Characteristics N (%)
Gender
 Male 38 (45.2)
 female 46 (54.8)
Mean age ± SD (years) 55,2 ± 12,5
ASA score
 1 48 (57)
 2 13 (15.5)
 Missing 23 (27.5)
Median distance from the anal verge (cm) (quartiles) 4 (3–6)
Histologic differentiation
 Well differentiated 56 (66.7)
 Poorly differentiated 14 (16.7)
Missing 14 (16.7)
Pretherapeutic T stage
 T1-T2 19 (22)
 T3- T4 52 (62)
 missing 13 (15.5)
Pretherapeutic N stage
 N0 20 (23.8)
 N1 53 (63.1)
 Missing 11 (13.1)
Neoadjuvant radiotherapy
 Concomitant chemotherapy 76 (90.5)
 45Gy 6 (7.2)
 25 Gy 2 (2.5)
Median delay CRT/ Surgery (weeks) 7 (6–8)
Surgical approach
 Laparoscopy 26 (31)
 Open procedure 58 (69)
Surgical procedures n(%)
 Anterior resection 51 (60.8)
 Coloanal anastomosis 31 (37)
 Colorectal anastomosis 20 (23.8)
 APR 33 (39.3)
 Left Iliac colostomy 23 (27.4)
 Perineal pseudocontinent colostomy 10 (11.9)