Copyright
©The Author(s) 2016.
World J Gastroenterol. Apr 7, 2016; 22(13): 3602-3610
Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3602
Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3602
Table 1 Patient characteristics n (%)
L-TME(n = 58) | R-TME(n = 53) | P value | |
Age1 (yr) | 66 (33-80) | 66 (42-84) | 0.597 |
Sex | 0.031 | ||
Male | 42 (72.4) | 27 (50.9) | |
Female | 16 (27.6) | 26 (49.1) | |
BMI1 (kg/m2) | 24.6 (19-37) | 24.6 (18-31) | 0.512 |
ASA score | 0.082 | ||
1 | 7 (12.1) | 11 (20.8) | |
2 | 31 (53.4) | 33 (62.3) | |
3 | 20 (34.5) | 9 (16.9) | |
Neoadjuvant therapy | 25 (43.1) | 26 (49.1) | 0.571 |
Tumour location from anal verge1 (cm) | 8 (3-12) | 8 (4-12) | 0.607 |
CEA1 | 1.55 (0.6-51.6) | 1.65 (0.5-11.1) | 0.803 |
CA 19.91 | 7.85 (0.8-241) | 7.5 (2-905) | 0.896 |
Table 2 Perioperative outcomes n (%)
L-TME | R-TME | P value | |
(n = 58) | (n = 53) | ||
Operative time1 (min) | 192 (90-335) | 342 (249-536) | < 0.001 |
Anastomosis | 0.120 | ||
Mechanical transanal | 54 (93.1) | 53 (100) | |
Manual coloanal | 4 (6.9) | 0 | |
Adjunctive procedure | 8 (13.8) | 5 (9.4) | 0.562 |
Diverting ileostomy | 43 (74.1) | 41 (77.4) | 0.825 |
Intraoperative blood loss2 (mL) | 47.4 (0-400) | 60.8 (0-400) | 0.510 |
Conversion to laparotomy | 1 (1.7) | 2 (3.8) | 0.605 |
Hospital stay1 (d) | 8 (5-53) | 6 (3-17) | < 0.001 |
First bowel movement1 (postoperative day) | 1 (1-6) | 1 (1-6) | 0.904 |
Total morbidity | 26 (44.8) | 17 (32.1) | 0.122 |
Surgical morbidity | |||
Anastomotic leak | 8 (13.8) | 3 (5.7) | 0.208 |
Peritoneal haemorrhage | 2 (3.4) | 1 (1.9) | 0.534 |
Stomal stricture | 3 (5.2) | 1 (1.9) | 0.620 |
Wound infection | 2 (3.4) | 0 | 0.496 |
Ileus | 4 (6.8) | 3 (5.7) | 0.551 |
Abdominal pain3 | 2 (3.4) | 3 (5.7) | 0.457 |
Other surgical complications | 5 (8.6) | 3 (5.7) | 0.410 |
Non surgical morbidity | 11 (19.0) | 6 (11.4) | 0.302 |
Reoperation | 8 (13.8) | 3 (5.7) | 0.208 |
Clavien-Dindo Classification | 0.297 | ||
0 | 32 (55.2) | 36 (67.9) | |
1 | 9 (15.5) | 5 (9.4) | |
2 | 7 (12.1) | 8 (15.1) | |
3a | 2 (3.4) | 1 (1.9) | |
3b | 4 (6.8) | 3 (5.7) | |
4a | 2 (3.4) | 0 | |
4b | 2 (3.4) | 0 |
Table 3 Pathologic evaluation n (%)
L-TME | R-TME | P value | |
(n = 58) | (n = 53) | ||
TNM stage | 0.716 | ||
Stage I | 28 (48.3) | 22 (41.5) | |
Stage II | 11 (19.0) | 8 (15.1) | |
Stage III | 13 (22.4) | 18 (34.0) | |
Pathological complete response | 6 (10.3) | 5 (9.4) | 0.381 |
Total harvested lymph nodes1 | 11 (3-27) | 18 (4-49) | < 0.001 |
DRM1 (cm) | 1.5 (0.5-5) | 2.5 (0.5-10) | < 0.001 |
DRM | 0.729 | ||
Involved | 1 (1.7) | 1 (1.9) | |
Non involved | 57 (98.3) | 52 (98.1) | |
CRM | 0.523 | ||
Involved | 1 (1.7) | 0 | |
Non involved | 57 (98.3) | 53 (100) | |
Lymphovascular invasion | 10 (17.2) | 5 (9.4) | 0.087 |
Table 4 Long-term outcomes n (%)
L-TME | R-TME | P value | |
(n = 58) | (n = 53) | ||
Adjuvant chemotherapy | 25 (43.1) | 27 (50.9) | 0.700 |
Distant recurrence | 5 (8.6) | 9 (17.0) | 0.265 |
Local recurrence | 3 (5.2) | 1 (1.9) | 0.618 |
Overall mortalit | 6 (10.3) | 5 (9.4) | 0.564 |
Mortality for rectal cancer | 4 (6.9) | 4 (7.5) | 0.491 |
3-yr overall survival (%) | 90.0 | 90.2 | 0.956 |
3-yr disease-free survival (%) | 83.4 | 79.2 | 0.268 |
- Citation: Feroci F, Vannucchi A, Bianchi PP, Cantafio S, Garzi A, Formisano G, Scatizzi M. Total mesorectal excision for mid and low rectal cancer: Laparoscopic vs robotic surgery. World J Gastroenterol 2016; 22(13): 3602-3610
- URL: https://www.wjgnet.com/1007-9327/full/v22/i13/3602.htm
- DOI: https://dx.doi.org/10.3748/wjg.v22.i13.3602